org.apache.openjpa.jdbc.sql
Class DBDictionary

java.lang.Object
  org.apache.openjpa.jdbc.sql.DBDictionary

All Implemented Interfaces:

JoinSyntaxes, Configurable, ConnectionDecorator, LoggingConnectionDecorator.SQLWarningHandler

Direct Known Subclasses:

AbstractDB2Dictionary, AbstractSQLServerDictionary, AccessDictionary, CacheDictionary, EmpressDictionary, FoxProDictionary, H2Dictionary, HSQLDictionary, InformixDictionary, InterbaseDictionary, JDataStoreDictionary, MySQLDictionary, OracleDictionary, PointbaseDictionary, PostgresDictionary

public class DBDictionary
extends Object
implements Configurable, ConnectionDecorator, JoinSyntaxes, LoggingConnectionDecorator.SQLWarningHandler

Class which allows the creation of SQL dynamically, in a database agnostic fashion. Subclass for the nuances of different data stores.

Nested Class Summary

static class

DBDictionary.SerializedData Used by some mappings to represent data that has already been serialized so that we don't have to serialize multiple times.

Field Summary

boolean	allowsAliasInBulkClause
String	arrayTypeName
String	autoAssignClause
String	autoAssignTypeName
String	bigintTypeName
String	binaryTypeName
String	bitLengthFunction
String	bitTypeName
String	blobTypeName
String	booleanTypeName
String	castFunction
String	catalogSeparator
protected static int	CENTI
int	characterColumnSize
String	charTypeName
String	clobTypeName
String	closePoolSQL
String	concatenateDelimiter
String	concatenateFunction
protected JDBCConfiguration	conf
protected boolean	connected
static String	CONS_NAME_AFTER
static String	CONS_NAME_BEFORE
static String	CONS_NAME_MID
String	constraintNameMode
boolean	createPrimaryKeys
String	crossJoinClause
String	currentDateFunction
String	currentTimeFunction
String	currentTimestampFunction
int	datePrecision
String	dateTypeName
protected static int	DECI
String	decimalTypeName
String	distinctCountColumnSeparator
String	distinctTypeName
String	doubleTypeName
String	driverVendor
String	dropTableSQL
String	fixedSizeTypeNames
protected Set	fixedSizeTypeNameSet
String	floatTypeName
String	forUpdateClause
String	getStringVal
int	inClauseLimit
String	initializationSQL
String	innerJoinClause
String	integerTypeName
String	javaObjectTypeName
int	joinSyntax
String	lastGeneratedKeyQuery
protected Log	log
String	longVarbinaryTypeName
String	longVarcharTypeName
int	maxAutoAssignNameLength
int	maxColumnNameLength
int	maxConstraintNameLength
int	maxEmbeddedBlobSize
int	maxEmbeddedClobSize
int	maxIndexesPerTable
int	maxIndexNameLength
int	maxTableNameLength
protected static int	MICRO
protected static int	MILLI
protected static int	NAME_ANY
protected static int	NAME_SEQUENCE
protected static int	NAME_TABLE
protected static int	NANO
String	nextSequenceQuery
String	nullTypeName
String	numericTypeName
String	otherTypeName
String	outerJoinClause
String	platform
protected static int	RANGE_POST_DISTINCT
protected static int	RANGE_POST_LOCK
protected static int	RANGE_POST_SELECT
protected static int	RANGE_PRE_DISTINCT
int	rangePosition
String	realTypeName
String	refTypeName
boolean	requiresAliasForSubselect
boolean	requiresAutoCommitForMetaData
boolean	requiresCastForComparisons
boolean	requiresCastForMathFunctions
boolean	requiresConditionForCrossJoin
String	reservedWords
protected Set	reservedWordSet
static String	SCHEMA_CASE_LOWER
static String	SCHEMA_CASE_PRESERVE
static String	SCHEMA_CASE_UPPER
String	schemaCase
String	searchStringEscape
protected static int	SEC
String	selectWords
protected Set	selectWordSet If a native query begins with any of the values found here then it will be treated as a select statement.
String	sequenceNameSQL
String	sequenceSchemaSQL
String	sequenceSQL
boolean	simulateLocking
String	smallintTypeName
boolean	storageLimitationsFatal
boolean	storeCharsAsNumbers
boolean	storeLargeNumbersAsStrings
String	stringLengthFunction
String	structTypeName
String	substringFunctionName
boolean	supportsAlterTableWithAddColumn
boolean	supportsAlterTableWithDropColumn
boolean	supportsAutoAssign
boolean	supportsCascadeDeleteAction
boolean	supportsCascadeUpdateAction
boolean	supportsCorrelatedSubselect
boolean	supportsDefaultDeleteAction
boolean	supportsDefaultUpdateAction
boolean	supportsDeferredConstraints
boolean	supportsForeignKeys
boolean	supportsHaving
boolean	supportsLockingWithDistinctClause
boolean	supportsLockingWithInnerJoin
boolean	supportsLockingWithMultipleTables
boolean	supportsLockingWithOrderClause
boolean	supportsLockingWithOuterJoin
boolean	supportsLockingWithSelectRange
boolean	supportsModOperator
boolean	supportsMultipleNontransactionalResultSets
boolean	supportsNullDeleteAction
boolean	supportsNullTableForGetColumns
boolean	supportsNullTableForGetImportedKeys
boolean	supportsNullTableForGetIndexInfo
boolean	supportsNullTableForGetPrimaryKeys
boolean	supportsNullUpdateAction
boolean	supportsQueryTimeout
boolean	supportsRestrictDeleteAction
boolean	supportsRestrictUpdateAction
boolean	supportsSchemaForGetColumns
boolean	supportsSchemaForGetTables
boolean	supportsSelectEndIndex
boolean	supportsSelectForUpdate
boolean	supportsSelectStartIndex
boolean	supportsSubselect
boolean	supportsTimestampNanos
boolean	supportsUniqueConstraints
boolean	supportsXMLColumn
String	systemSchemas
protected Set	systemSchemaSet
String	systemTables
protected Set	systemTableSet
String	tableForUpdateClause
String	tableTypes
String	timestampTypeName
String	timeTypeName
String	tinyintTypeName
String	toLowerCaseFunction
String	toUpperCaseFunction
String	trimBothFunction
String	trimLeadingFunction
String	trimTrailingFunction
boolean	useGetBestRowIdentifierForPrimaryKeys
boolean	useGetBytesForBlobs
boolean	useGetObjectForBlobs
boolean	useGetStringForClobs
boolean	useSchemaName
boolean	useSetBytesForBlobs
boolean	useSetStringForClobs
String	validationSQL
String	varbinaryTypeName
String	varcharTypeName
static String	VENDOR_DATADIRECT
static String	VENDOR_OTHER
String	xmlTypeName

Fields inherited from interface org.apache.openjpa.jdbc.sql.JoinSyntaxes

SYNTAX_DATABASE, SYNTAX_SQL92, SYNTAX_TRADITIONAL

Constructor Summary

DBDictionary()

Method Summary

String	addCastAsType(String func, Val val) add CAST for a function operator where operand is a param
void	appendCast(SQLBuffer buf, FilterValue val, int type) Cast the specified value to the specified type.
protected void	appendLength(SQLBuffer buf, int type)
protected void	appendNumericCast(SQLBuffer buf, FilterValue val) Append SQL for the given numeric value to the buffer, casting as needed.
protected void	appendSelectRange(SQLBuffer buf, long start, long end, boolean subselect) If this dictionary can select ranges, use this method to append the range SQL.
protected String	appendSize(Column col, String typeName) Helper method to add size properties to the specified type.
protected void	appendUpdates(Select sel, JDBCStore store, SQLBuffer sql, Object[] params, Map updateParams, boolean allowAlias)
void	appendXmlComparison(SQLBuffer buf, String op, FilterValue lhs, FilterValue rhs, boolean lhsxml, boolean rhsxml) If this dictionary supports XML type, use this method to append xml predicate.
void	assertSupport(boolean feature, String property) Assert that the given dictionary flag is true.
boolean	canOuterJoin(int syntax, ForeignKey fk) Returns if the given foreign key can be eagerly loaded using other joins.
void	closeDataSource(DataSource dataSource) Closes the specified DataSource and releases any resources associated with it.
void	comparison(SQLBuffer buf, String op, FilterValue lhs, FilterValue rhs) Append a comparison.
void	connectedConfiguration(Connection conn) This method is called when the dictionary first sees any connection.
protected String	convertSchemaCase(String objectName) Convert the specified schema name to a name that the database will be able to understand.
void	createIndexIfNecessary(Schema schema, String table, Column pkColumn) Create an index if necessary for some database tables
Connection	decorate(Connection conn) Decorate the given connection if needed.
void	endConfiguration() Invoked upon completion of bean property configuration for this object.
String[]	getAddColumnSQL(Column column) Return a series of SQL statements to add the given column to its table.
String[]	getAddForeignKeySQL(ForeignKey fk) Return a series of SQL statements to add the given foreign key to its table.
String[]	getAddPrimaryKeySQL(PrimaryKey pk) Return a series of SQL statements to add the given primary key to its table.
Array	getArray(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
InputStream	getAsciiStream(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
BigDecimal	getBigDecimal(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
BigInteger	getBigInteger(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
InputStream	getBinaryStream(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Blob	getBlob(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Object	getBlobObject(ResultSet rs, int column, JDBCStore store) Convert the specified column of the SQL ResultSet to the proper java type.
boolean	getBoolean(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
byte	getByte(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
byte[]	getBytes(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Calendar	getCalendar(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
String	getCastFunction(Val val, String func) Attach CAST to the current function if necessary
protected String	getCatalogNameForMetadata(String catalogName) Returns the catalog name that will be used for obtaining information from DatabaseMetaData.
char	getChar(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Reader	getCharacterStream(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Clob	getClob(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
String	getClobString(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
protected String	getColumnNameForMetadata(String columnName) Returns the column name that will be used for obtaining information from DatabaseMetaData.
Column[]	getColumns(DatabaseMetaData meta, String catalog, String schemaName, String tableName, String columnName, Connection conn) Reflect on the schema to find columns matching the given table and column patterns.
String[]	getCreateIndexSQL(Index index) Return a series of SQL statements to create the given index.
String[]	getCreateSequenceSQL(Sequence seq) Return a series of SQL statements to create the given sequence.
String[]	getCreateTableSQL(Table table) Return a series of SQL statements to create the given table, complete with columns.
Date	getDate(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Date	getDate(ResultSet rs, int column, Calendar cal) Convert the specified column of the SQL ResultSet to the proper java type.
protected String	getDeclareColumnSQL(Column col, boolean alter) Return the declaration SQL for the given column.
String[]	getDeleteTableContentsSQL(Table[] tables) Create SQL to delete the contents of the specified tables.
double	getDouble(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
String[]	getDropColumnSQL(Column column) Return a series of SQL statements to drop the given column from its table.
String[]	getDropForeignKeySQL(ForeignKey fk) Return a series of SQL statements to drop the given foreign key from its table.
String[]	getDropIndexSQL(Index index) Return a series of SQL statements to drop the given index.
String[]	getDropPrimaryKeySQL(PrimaryKey pk) Return a series of SQL statements to drop the given primary key from its table.
String[]	getDropSequenceSQL(Sequence seq) Return a series of SQL statements to drop the given sequence.
String[]	getDropTableSQL(Table table) Return a series of SQL statements to drop the given table.
float	getFloat(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
protected String	getForeignKeyConstraintSQL(ForeignKey fk) Return the declaration SQL for the given foreign key, or null if it is not supported.
protected String	getForUpdateClause(JDBCFetchConfiguration fetch, boolean isForUpdate, Select sel) Get the update clause for the query based on the updateClause and isolationLevel hints
protected SQLBuffer	getFrom(Select sel, boolean forUpdate) Return the portion of the select statement between the FROM keyword and the WHERE keyword.
protected SQLBuffer	getFromSelect(Select sel, boolean forUpdate) Return the FROM clause for a select that selects from a tmp table created by an inner select.
String	getFullName(Index index) Returns the full name of the index, including the schema (delimited by the result of catalogSeparator).
String	getFullName(Sequence seq) Returns the full name of the sequence, including the schema (delimited by the result of catalogSeparator).
String	getFullName(Table table, boolean logical) Returns the full name of the table, including the schema (delimited by catalogSeparator).
Object	getGeneratedKey(Column col, Connection conn) Return the last generated value for the given column.
protected String	getGeneratedKeySequenceName(Column col) Return the sequence name used by databases for the given autoassigned column.
ForeignKey[]	getImportedKeys(DatabaseMetaData meta, String catalog, String schemaName, String tableName, Connection conn) Reflect on the schema to return foreign keys imported by the given table pattern.
Index[]	getIndexInfo(DatabaseMetaData meta, String catalog, String schemaName, String tableName, boolean unique, boolean approx, Connection conn) Reflect on the schema to find indexes matching the given table pattern.
int	getInt(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
int	getJDBCType(int metaTypeCode, boolean lob) Return the preferred Types constant for the given JavaTypes or JavaSQLTypes constant.
Locale	getLocale(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
long	getLong(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
Number	getNumber(ResultSet rs, int column) Returns the specified column value as an unknown numeric type; we try from the most generic to the least generic.
Object	getObject(ResultSet rs, int column, Map map) Convert the specified column of the SQL ResultSet to the proper java type.
String	getPlaceholderValueString(Column col) Return a SQL string to act as a placeholder for the given column.
int	getPreferredType(int type) Return the preferred Types type for the given one.
protected String	getPrimaryKeyConstraintSQL(PrimaryKey pk) Return the declaration SQL for the given primary key.
PrimaryKey[]	getPrimaryKeys(DatabaseMetaData meta, String catalog, String schemaName, String tableName, Connection conn) Reflect on the schema to find primary keys for the given table pattern.
protected PrimaryKey[]	getPrimaryKeysFromBestRowIdentifier(DatabaseMetaData meta, String catalog, String schemaName, String tableName, Connection conn) Reflect on the schema to find primary keys for the given table pattern.
protected PrimaryKey[]	getPrimaryKeysFromGetPrimaryKeys(DatabaseMetaData meta, String catalog, String schemaName, String tableName, Connection conn) Reflect on the schema to find primary keys for the given table pattern.
Ref	getRef(ResultSet rs, int column, Map map) Convert the specified column of the SQL ResultSet to the proper java type.
String	getSchemaCase() Return DB specific schemaCase
protected String	getSchemaNameForMetadata(String schemaName) Returns the schema name that will be used for obtaining information from DatabaseMetaData.
String	getSelectOperation(JDBCFetchConfiguration fetch) Return the "SELECT" operation clause, adding any available hints, etc.
protected SQLBuffer	getSelects(Select sel, boolean distinctIdentifiers, boolean forUpdate) Return the portion of the select statement between the SELECT keyword and the FROM keyword.
Sequence[]	getSequences(DatabaseMetaData meta, String catalog, String schemaName, String sequenceName, Connection conn) Reflect on the schema to find sequences matching the given name pattern.
protected String	getSequencesSQL(String schemaName, String sequenceName) Return the SQL needed to select the list of sequences.
short	getShort(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
String	getString(ResultSet rs, int column) Convert the specified column of the SQL ResultSet to the proper java type.
protected String	getTableNameForMetadata(String tableName) Returns the table name that will be used for obtaining information from DatabaseMetaData.
Table[]	getTables(DatabaseMetaData meta, String catalog, String schemaName, String tableName, Connection conn) Reflect on the schema to find tables matching the given name pattern.
Time	getTime(ResultSet rs, int column, Calendar cal) Convert the specified column of the SQL ResultSet to the proper java type.
Timestamp	getTimestamp(ResultSet rs, int column, Calendar cal) Convert the specified column of the SQL ResultSet to the proper java type.
String	getTypeName(Column col) Return the preferred database type name for the given column's type from Types.
String	getTypeName(int type) Returns the type name for the specific constant as defined by Types.
protected String	getUniqueConstraintSQL(Unique unq) Return the declaration SQL for the given unique constraint.
String	getValidColumnName(String name, Table table) Make any necessary changes to the given column name to make it valid for the current DB.
String	getValidForeignKeyName(String name, Table table, Table toTable) Make any necessary changes to the given foreign key name to make it valid for the current DB.
String	getValidIndexName(String name, Table table) Make any necessary changes to the given index name to make it valid for the current DB.
String	getValidPrimaryKeyName(String name, Table table) Make any necessary changes to the given primary key name to make it valid for the current DB.
String	getValidSequenceName(String name, Schema schema) Make any necessary changes to the given sequence name to make it valid for the current DB.
String	getValidTableName(String name, Schema schema) Make any necessary changes to the given table name to make it valid for the current DB.
String	getValidUniqueName(String name, Table table) Make any necessary changes to the given unique constraint name to make it valid for the current DB.
String	getVersionColumn(Column column, String tableAlias) Return version column name
protected SQLBuffer	getWhere(Select sel, boolean forUpdate) Return the WHERE portion of the select statement, or null if no where conditions.
void	handleWarning(SQLWarning warning) Implementation of the LoggingConnectionDecorator.SQLWarningHandler interface that allows customization of the actions to perform when a SQLWarning occurs at any point on a Connection, Statement, or ResultSet.
void	indexOf(SQLBuffer buf, FilterValue str, FilterValue find, FilterValue start) Invoke this database's indexOf function.
boolean	isSelect(String sql) Determine whether the provided sql may be treated as a select statement on this database.
boolean	isSystemIndex(String name, Table table) This method is used to filter system indexes from database metadata.
boolean	isSystemSequence(String name, String schema, boolean targetSchema) This method is used to filter system sequences from database metadata.
boolean	isSystemTable(String name, String schema, boolean targetSchema) This method is used to filter system tables from database metadata.
protected String	makeNameValid(String name, NameSet set, int maxLen, int nameType) Shortens the given name to the given maximum length, then checks that it is not a reserved word.
void	mathFunction(SQLBuffer buf, String op, FilterValue lhs, FilterValue rhs) Append the numeric parts of a mathematical function.
protected Column	newColumn(ResultSet colMeta) Create a new column from the information in the schema metadata.
protected ForeignKey	newForeignKey(ResultSet fkMeta) Create a new foreign key from the information in the schema metadata.
protected Index	newIndex(ResultSet idxMeta) Create a new index from the information in the schema metadata.
protected PrimaryKey	newPrimaryKey(ResultSet pkMeta) Create a new primary key from the information in the schema metadata.
protected Sequence	newSequence(ResultSet sequenceMeta) Create a new sequence from the information in the schema metadata.
OpenJPAException	newStoreException(String msg, SQLException[] causes, Object failed) Return a new exception that wraps causes.
protected Table	newTable(ResultSet tableMeta) Create a new table from the information in the schema metadata.
void	putBytes(Object blob, byte[] data) Invoke the JDK 1.4 setBytes method on the given BLOB object.
void	putChars(Object clob, char[] data) Invoke the JDK 1.4 setCharacterStream method on the given CLOB object.
void	putString(Object clob, String data) Invoke the JDK 1.4 setString method on the given CLOB object.
void	refSchemaComponents(Table table) Increment the reference count of any table components that this dictionary adds that are not used by mappings.
byte[]	serialize(Object val, JDBCStore store) Return the serialized bytes for the given object.
void	setArray(PreparedStatement stmnt, int idx, Array val, Column col) Set the given value as a parameter to the statement.
void	setAsciiStream(PreparedStatement stmnt, int idx, InputStream val, int length, Column col) Set the given value as a parameter to the statement.
void	setBigDecimal(PreparedStatement stmnt, int idx, BigDecimal val, Column col) Set the given value as a parameter to the statement.
void	setBigInteger(PreparedStatement stmnt, int idx, BigInteger val, Column col) Set the given value as a parameter to the statement.
void	setBinaryStream(PreparedStatement stmnt, int idx, InputStream val, int length, Column col) Set the given value as a parameter to the statement.
void	setBlob(PreparedStatement stmnt, int idx, Blob val, Column col) Set the given value as a parameter to the statement.
void	setBlobObject(PreparedStatement stmnt, int idx, Object val, Column col, JDBCStore store) Set the given value as a parameter to the statement.
void	setBoolean(PreparedStatement stmnt, int idx, boolean val, Column col) Set the given value as a parameter to the statement.
void	setByte(PreparedStatement stmnt, int idx, byte val, Column col) Set the given value as a parameter to the statement.
void	setBytes(PreparedStatement stmnt, int idx, byte[] val, Column col) Set the given value as a parameter to the statement.
void	setCalendar(PreparedStatement stmnt, int idx, Calendar val, Column col) Set the given value as a parameter to the statement.
void	setChar(PreparedStatement stmnt, int idx, char val, Column col) Set the given value as a parameter to the statement.
void	setCharacterStream(PreparedStatement stmnt, int idx, Reader val, int length, Column col) Set the given value as a parameter to the statement.
void	setClob(PreparedStatement stmnt, int idx, Clob val, Column col) Set the given value as a parameter to the statement.
void	setClobString(PreparedStatement stmnt, int idx, String val, Column col) Set the given value as a parameter to the statement.
void	setConfiguration(Configuration conf) Invoked prior to setting bean properties.
void	setDate(PreparedStatement stmnt, int idx, Date val, Calendar cal, Column col) Set the given value as a parameter to the statement.
void	setDate(PreparedStatement stmnt, int idx, Date val, Column col) Set the given value as a parameter to the statement.
void	setDouble(PreparedStatement stmnt, int idx, double val, Column col) Set the given value as a parameter to the statement.
void	setFloat(PreparedStatement stmnt, int idx, float val, Column col) Set the given value as a parameter to the statement.
void	setInt(PreparedStatement stmnt, int idx, int val, Column col) Set the given value as a parameter to the statement.
void	setJoinSyntax(String syntax) Set the name of the join syntax to use: sql92, traditional, database
void	setLocale(PreparedStatement stmnt, int idx, Locale val, Column col) Set the given value as a parameter to the statement.
void	setLong(PreparedStatement stmnt, int idx, long val, Column col) Set the given value as a parameter to the statement.
void	setNull(PreparedStatement stmnt, int idx, int colType, Column col) Set the given value as a parameters to the statement.
void	setNumber(PreparedStatement stmnt, int idx, Number num, Column col) Set the given value as a parameter to the statement.
void	setObject(PreparedStatement stmnt, int idx, Object val, int colType, Column col) Set the given value as a parameters to the statement.
void	setRef(PreparedStatement stmnt, int idx, Ref val, Column col) Set the given value as a parameter to the statement.
void	setShort(PreparedStatement stmnt, int idx, short val, Column col) Set the given value as a parameter to the statement.
void	setString(PreparedStatement stmnt, int idx, String val, Column col) Set the given value as a parameter to the statement.
void	setTime(PreparedStatement stmnt, int idx, Time val, Calendar cal, Column col) Set the given value as a parameter to the statement.
void	setTimestamp(PreparedStatement stmnt, int idx, Timestamp val, Calendar cal, Column col) Set the given value as a parameter to the statement.
void	setTyped(PreparedStatement stmnt, int idx, Object val, Column col, int type, JDBCStore store) Set a column value into a prepared statement.
void	setUnknown(PreparedStatement stmnt, int idx, Object val, Column col) Set a completely unknown parameter into a prepared statement.
protected static String	shorten(String name, int targetLength) Shorten the specified name to the specified target name.
void	startConfiguration() Invoked before bean property configuration is begun on this object.
protected void	storageWarning(Object orig, Object converted) Warn that a particular value could not be stored precisely.
void	substring(SQLBuffer buf, FilterValue str, FilterValue start, FilterValue end) Invoke this database's substring function.
protected boolean	supportsDeferredForeignKeyConstraints() Whether or not this dictionary supports deferred foreign key constraints.
protected boolean	supportsDeferredUniqueConstraints() Whether or not this dictionary supports deferred unique constraints.
boolean	supportsDeleteAction(int action) Whether this database supports the given foreign key delete action.
boolean	supportsLocking(Select sel) Returns true if a "FOR UPDATE" clause can be used for the specified Select object.
boolean	supportsRandomAccessResultSet(Select sel, boolean forUpdate) Return false if the given select requires a forward-only result set.
boolean	supportsUpdateAction(int action) Whether this database supports the given foreign key update action.
protected SQLBuffer	toBulkOperation(ClassMapping mapping, Select sel, JDBCStore store, Object[] params, Map updateParams) Returns the SQL for a bulk operation, either a DELETE or an UPDATE.
SQLBuffer	toDelete(ClassMapping mapping, Select sel, Object[] params) Create a DELETE statement for the specified Select.
SQLBuffer	toNativeJoin(Join join) Use the given join instance to create SQL joining its tables in the database's native syntax.
SQLBuffer	toOperation(String op, SQLBuffer selects, SQLBuffer from, SQLBuffer where, SQLBuffer group, SQLBuffer having, SQLBuffer order, boolean distinct, long start, long end, String forUpdateClause) Return the SQL for the given selecting operation.
SQLBuffer	toOperation(String op, SQLBuffer selects, SQLBuffer from, SQLBuffer where, SQLBuffer group, SQLBuffer having, SQLBuffer order, boolean distinct, long start, long end, String forUpdateClause, boolean subselect) Return the SQL for the given selecting operation.
SQLBuffer	toSelect(Select sel, boolean forUpdate, JDBCFetchConfiguration fetch) Create a SELECT statement in the proper join syntax for the given instance.
SQLBuffer	toSelect(SQLBuffer selects, JDBCFetchConfiguration fetch, SQLBuffer from, SQLBuffer where, SQLBuffer group, SQLBuffer having, SQLBuffer order, boolean distinct, boolean forUpdate, long start, long end) Combine the given components into a SELECT statement.
SQLBuffer	toSelect(SQLBuffer selects, JDBCFetchConfiguration fetch, SQLBuffer from, SQLBuffer where, SQLBuffer group, SQLBuffer having, SQLBuffer order, boolean distinct, boolean forUpdate, long start, long end, boolean subselect) Combine the given components into a SELECT statement.
SQLBuffer	toSelect(SQLBuffer selects, JDBCFetchConfiguration fetch, SQLBuffer from, SQLBuffer where, SQLBuffer group, SQLBuffer having, SQLBuffer order, boolean distinct, boolean forUpdate, long start, long end, boolean subselect, boolean checkTableForUpdate)
SQLBuffer	toSelect(SQLBuffer selects, JDBCFetchConfiguration fetch, SQLBuffer from, SQLBuffer where, SQLBuffer group, SQLBuffer having, SQLBuffer order, boolean distinct, boolean forUpdate, long start, long end, Select sel) Combine the given components into a SELECT statement.
SQLBuffer	toSelectCount(Select sel) Create a SELECT COUNT statement in the proper join syntax for the given instance.
SQLBuffer	toSQL92Join(Join join, boolean forUpdate, boolean first) Use the given join instance to create SQL joining its tables in the SQL92 style.
SQLBuffer	toTraditionalJoin(Join join) Use the given join instance to create SQL joining its tables in the traditional style.
SQLBuffer	toUpdate(ClassMapping mapping, Select sel, JDBCStore store, Object[] params, Map updates)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

VENDOR_OTHER

public static final String VENDOR_OTHER

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Constant Field Values

VENDOR_DATADIRECT

public static final String VENDOR_DATADIRECT

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Constant Field Values

SCHEMA_CASE_UPPER

public static final String SCHEMA_CASE_UPPER

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SCHEMA_CASE_LOWER

public static final String SCHEMA_CASE_LOWER

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SCHEMA_CASE_PRESERVE

public static final String SCHEMA_CASE_PRESERVE

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CONS_NAME_BEFORE

public static final String CONS_NAME_BEFORE

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CONS_NAME_MID

public static final String CONS_NAME_MID

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CONS_NAME_AFTER

public static final String CONS_NAME_AFTER

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RANGE_POST_SELECT

protected static final int RANGE_POST_SELECT

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RANGE_PRE_DISTINCT

protected static final int RANGE_PRE_DISTINCT

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RANGE_POST_DISTINCT

protected static final int RANGE_POST_DISTINCT

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RANGE_POST_LOCK

protected static final int RANGE_POST_LOCK

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NANO

protected static final int NANO

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MICRO

protected static final int MICRO

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MILLI

protected static final int MILLI

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Constant Field Values

CENTI

protected static final int CENTI

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Constant Field Values

DECI

protected static final int DECI

See Also:

Constant Field Values

SEC

protected static final int SEC

See Also:

Constant Field Values

NAME_ANY

protected static final int NAME_ANY

See Also:

Constant Field Values

NAME_TABLE

protected static final int NAME_TABLE

See Also:

Constant Field Values

NAME_SEQUENCE

protected static final int NAME_SEQUENCE

See Also:

Constant Field Values

platform

public String platform

driverVendor

public String driverVendor

catalogSeparator

public String catalogSeparator

createPrimaryKeys

public boolean createPrimaryKeys

constraintNameMode

public String constraintNameMode

maxTableNameLength

public int maxTableNameLength

maxColumnNameLength

public int maxColumnNameLength

maxConstraintNameLength

public int maxConstraintNameLength

maxIndexNameLength

public int maxIndexNameLength

maxIndexesPerTable

public int maxIndexesPerTable

supportsForeignKeys

public boolean supportsForeignKeys

supportsTimestampNanos

public boolean supportsTimestampNanos

supportsUniqueConstraints

public boolean supportsUniqueConstraints

supportsDeferredConstraints

public boolean supportsDeferredConstraints

supportsRestrictDeleteAction

public boolean supportsRestrictDeleteAction

supportsCascadeDeleteAction

public boolean supportsCascadeDeleteAction

supportsNullDeleteAction

public boolean supportsNullDeleteAction

supportsDefaultDeleteAction

public boolean supportsDefaultDeleteAction

supportsRestrictUpdateAction

public boolean supportsRestrictUpdateAction

supportsCascadeUpdateAction

public boolean supportsCascadeUpdateAction

supportsNullUpdateAction

public boolean supportsNullUpdateAction

supportsDefaultUpdateAction

public boolean supportsDefaultUpdateAction

supportsAlterTableWithAddColumn

public boolean supportsAlterTableWithAddColumn

supportsAlterTableWithDropColumn

public boolean supportsAlterTableWithDropColumn

reservedWords

public String reservedWords

systemSchemas

public String systemSchemas

systemTables

public String systemTables

selectWords

public String selectWords

fixedSizeTypeNames

public String fixedSizeTypeNames

schemaCase

public String schemaCase

validationSQL

public String validationSQL

closePoolSQL

public String closePoolSQL

initializationSQL

public String initializationSQL

joinSyntax

public int joinSyntax

outerJoinClause

public String outerJoinClause

innerJoinClause

public String innerJoinClause

crossJoinClause

public String crossJoinClause

requiresConditionForCrossJoin

public boolean requiresConditionForCrossJoin

forUpdateClause

public String forUpdateClause

tableForUpdateClause

public String tableForUpdateClause

distinctCountColumnSeparator

public String distinctCountColumnSeparator

supportsSelectForUpdate

public boolean supportsSelectForUpdate

supportsLockingWithDistinctClause

public boolean supportsLockingWithDistinctClause

supportsLockingWithMultipleTables

public boolean supportsLockingWithMultipleTables

supportsLockingWithOrderClause

public boolean supportsLockingWithOrderClause

supportsLockingWithOuterJoin

public boolean supportsLockingWithOuterJoin

supportsLockingWithInnerJoin

public boolean supportsLockingWithInnerJoin

supportsLockingWithSelectRange

public boolean supportsLockingWithSelectRange

supportsQueryTimeout

public boolean supportsQueryTimeout

simulateLocking

public boolean simulateLocking

supportsSubselect

public boolean supportsSubselect

supportsCorrelatedSubselect

public boolean supportsCorrelatedSubselect

supportsHaving

public boolean supportsHaving

supportsSelectStartIndex

public boolean supportsSelectStartIndex

supportsSelectEndIndex

public boolean supportsSelectEndIndex

rangePosition

public int rangePosition

requiresAliasForSubselect

public boolean requiresAliasForSubselect

allowsAliasInBulkClause

public boolean allowsAliasInBulkClause

supportsMultipleNontransactionalResultSets

public boolean supportsMultipleNontransactionalResultSets

searchStringEscape

public String searchStringEscape

requiresCastForMathFunctions

public boolean requiresCastForMathFunctions

requiresCastForComparisons

public boolean requiresCastForComparisons

supportsModOperator

public boolean supportsModOperator

supportsXMLColumn

public boolean supportsXMLColumn

castFunction

public String castFunction

toLowerCaseFunction

public String toLowerCaseFunction

toUpperCaseFunction

public String toUpperCaseFunction

stringLengthFunction

public String stringLengthFunction

bitLengthFunction

public String bitLengthFunction

trimLeadingFunction

public String trimLeadingFunction

trimTrailingFunction

public String trimTrailingFunction

trimBothFunction

public String trimBothFunction

concatenateFunction

public String concatenateFunction

concatenateDelimiter

public String concatenateDelimiter

substringFunctionName

public String substringFunctionName

currentDateFunction

public String currentDateFunction

currentTimeFunction

public String currentTimeFunction

currentTimestampFunction

public String currentTimestampFunction

dropTableSQL

public String dropTableSQL

storageLimitationsFatal

public boolean storageLimitationsFatal

storeLargeNumbersAsStrings

public boolean storeLargeNumbersAsStrings

storeCharsAsNumbers

public boolean storeCharsAsNumbers

useGetBytesForBlobs

public boolean useGetBytesForBlobs

useSetBytesForBlobs

public boolean useSetBytesForBlobs

useGetObjectForBlobs

public boolean useGetObjectForBlobs

useGetStringForClobs

public boolean useGetStringForClobs

useSetStringForClobs

public boolean useSetStringForClobs

maxEmbeddedBlobSize

public int maxEmbeddedBlobSize

maxEmbeddedClobSize

public int maxEmbeddedClobSize

inClauseLimit

public int inClauseLimit

datePrecision

public int datePrecision

characterColumnSize

public int characterColumnSize

arrayTypeName

public String arrayTypeName

bigintTypeName

public String bigintTypeName

binaryTypeName

public String binaryTypeName

bitTypeName

public String bitTypeName

blobTypeName

public String blobTypeName

booleanTypeName

public String booleanTypeName

charTypeName

public String charTypeName

clobTypeName

public String clobTypeName

dateTypeName

public String dateTypeName

decimalTypeName

public String decimalTypeName

distinctTypeName

public String distinctTypeName

doubleTypeName

public String doubleTypeName

floatTypeName

public String floatTypeName

integerTypeName

public String integerTypeName

javaObjectTypeName

public String javaObjectTypeName

longVarbinaryTypeName

public String longVarbinaryTypeName

longVarcharTypeName

public String longVarcharTypeName

nullTypeName

public String nullTypeName

numericTypeName

public String numericTypeName

otherTypeName

public String otherTypeName

realTypeName

public String realTypeName

refTypeName

public String refTypeName

smallintTypeName

public String smallintTypeName

structTypeName

public String structTypeName

timeTypeName

public String timeTypeName

timestampTypeName

public String timestampTypeName

tinyintTypeName

public String tinyintTypeName

varbinaryTypeName

public String varbinaryTypeName

varcharTypeName

public String varcharTypeName

xmlTypeName

public String xmlTypeName

getStringVal

public String getStringVal

useSchemaName

public boolean useSchemaName

tableTypes

public String tableTypes

supportsSchemaForGetTables

public boolean supportsSchemaForGetTables

supportsSchemaForGetColumns

public boolean supportsSchemaForGetColumns

supportsNullTableForGetColumns

public boolean supportsNullTableForGetColumns

supportsNullTableForGetPrimaryKeys

public boolean supportsNullTableForGetPrimaryKeys

supportsNullTableForGetIndexInfo

public boolean supportsNullTableForGetIndexInfo

supportsNullTableForGetImportedKeys

public boolean supportsNullTableForGetImportedKeys

useGetBestRowIdentifierForPrimaryKeys

public boolean useGetBestRowIdentifierForPrimaryKeys

requiresAutoCommitForMetaData

public boolean requiresAutoCommitForMetaData

maxAutoAssignNameLength

public int maxAutoAssignNameLength

autoAssignClause

public String autoAssignClause

autoAssignTypeName

public String autoAssignTypeName

supportsAutoAssign

public boolean supportsAutoAssign

lastGeneratedKeyQuery

public String lastGeneratedKeyQuery

nextSequenceQuery

public String nextSequenceQuery

sequenceSQL

public String sequenceSQL

sequenceSchemaSQL

public String sequenceSchemaSQL

sequenceNameSQL

public String sequenceNameSQL

conf

protected JDBCConfiguration conf

log

protected Log log

connected

protected boolean connected

reservedWordSet

protected final Set reservedWordSet

systemSchemaSet

protected final Set systemSchemaSet

systemTableSet

protected final Set systemTableSet

fixedSizeTypeNameSet

protected final Set fixedSizeTypeNameSet

selectWordSet

protected final Set selectWordSet

If a native query begins with any of the values found here then it will be treated as a select statement.

Constructor Detail

DBDictionary

public DBDictionary()

Method Detail

connectedConfiguration

public void connectedConfiguration(Connection conn)
                            throws SQLException

This method is called when the dictionary first sees any connection. It is used to initialize dictionary metadata if needed. If you override this method, be sure to call super.connectedConfiguration.

Throws:

SQLException

getArray

public Array getArray(ResultSet rs,
                      int column)
               throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getAsciiStream

public InputStream getAsciiStream(ResultSet rs,
                                  int column)
                           throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getBigDecimal

public BigDecimal getBigDecimal(ResultSet rs,
                                int column)
                         throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getNumber

public Number getNumber(ResultSet rs,
                        int column)
                 throws SQLException

Returns the specified column value as an unknown numeric type; we try from the most generic to the least generic.

Throws:

SQLException

getBigInteger

public BigInteger getBigInteger(ResultSet rs,
                                int column)
                         throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getBinaryStream

public InputStream getBinaryStream(ResultSet rs,
                                   int column)
                            throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getBlob

public Blob getBlob(ResultSet rs,
                    int column)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getBlobObject

public Object getBlobObject(ResultSet rs,
                            int column,
                            JDBCStore store)
                     throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getBoolean

public boolean getBoolean(ResultSet rs,
                          int column)
                   throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getByte

public byte getByte(ResultSet rs,
                    int column)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getBytes

public byte[] getBytes(ResultSet rs,
                       int column)
                throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getCalendar

public Calendar getCalendar(ResultSet rs,
                            int column)
                     throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type. Converts the date from a Timestamp by default.

Throws:

SQLException

getChar

public char getChar(ResultSet rs,
                    int column)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getCharacterStream

public Reader getCharacterStream(ResultSet rs,
                                 int column)
                          throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getClob

public Clob getClob(ResultSet rs,
                    int column)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getClobString

public String getClobString(ResultSet rs,
                            int column)
                     throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getDate

public Date getDate(ResultSet rs,
                    int column)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type. Converts the date from a Timestamp by default.

Throws:

SQLException

getDate

public Date getDate(ResultSet rs,
                    int column,
                    Calendar cal)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getDouble

public double getDouble(ResultSet rs,
                        int column)
                 throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getFloat

public float getFloat(ResultSet rs,
                      int column)
               throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getInt

public int getInt(ResultSet rs,
                  int column)
           throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getLocale

public Locale getLocale(ResultSet rs,
                        int column)
                 throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getLong

public long getLong(ResultSet rs,
                    int column)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getObject

public Object getObject(ResultSet rs,
                        int column,
                        Map map)
                 throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getRef

public Ref getRef(ResultSet rs,
                  int column,
                  Map map)
           throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getShort

public short getShort(ResultSet rs,
                      int column)
               throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getString

public String getString(ResultSet rs,
                        int column)
                 throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getTime

public Time getTime(ResultSet rs,
                    int column,
                    Calendar cal)
             throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

getTimestamp

public Timestamp getTimestamp(ResultSet rs,
                              int column,
                              Calendar cal)
                       throws SQLException

Convert the specified column of the SQL ResultSet to the proper java type.

Throws:

SQLException

setArray

public void setArray(PreparedStatement stmnt,
                     int idx,
                     Array val,
                     Column col)
              throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setAsciiStream

public void setAsciiStream(PreparedStatement stmnt,
                           int idx,
                           InputStream val,
                           int length,
                           Column col)
                    throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setBigDecimal

public void setBigDecimal(PreparedStatement stmnt,
                          int idx,
                          BigDecimal val,
                          Column col)
                   throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setBigInteger

public void setBigInteger(PreparedStatement stmnt,
                          int idx,
                          BigInteger val,
                          Column col)
                   throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setBinaryStream

public void setBinaryStream(PreparedStatement stmnt,
                            int idx,
                            InputStream val,
                            int length,
                            Column col)
                     throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setBlob

public void setBlob(PreparedStatement stmnt,
                    int idx,
                    Blob val,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setBlobObject

public void setBlobObject(PreparedStatement stmnt,
                          int idx,
                          Object val,
                          Column col,
                          JDBCStore store)
                   throws SQLException

Set the given value as a parameter to the statement. Uses the serialize(java.lang.Object, org.apache.openjpa.jdbc.kernel.JDBCStore) method to serialize the value.

Throws:

SQLException

setBoolean

public void setBoolean(PreparedStatement stmnt,
                       int idx,
                       boolean val,
                       Column col)
                throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setByte

public void setByte(PreparedStatement stmnt,
                    int idx,
                    byte val,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setBytes

public void setBytes(PreparedStatement stmnt,
                     int idx,
                     byte[] val,
                     Column col)
              throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setChar

public void setChar(PreparedStatement stmnt,
                    int idx,
                    char val,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setCharacterStream

public void setCharacterStream(PreparedStatement stmnt,
                               int idx,
                               Reader val,
                               int length,
                               Column col)
                        throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setClob

public void setClob(PreparedStatement stmnt,
                    int idx,
                    Clob val,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setClobString

public void setClobString(PreparedStatement stmnt,
                          int idx,
                          String val,
                          Column col)
                   throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setDate

public void setDate(PreparedStatement stmnt,
                    int idx,
                    Date val,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setDate

public void setDate(PreparedStatement stmnt,
                    int idx,
                    Date val,
                    Calendar cal,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setCalendar

public void setCalendar(PreparedStatement stmnt,
                        int idx,
                        Calendar val,
                        Column col)
                 throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setDouble

public void setDouble(PreparedStatement stmnt,
                      int idx,
                      double val,
                      Column col)
               throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setFloat

public void setFloat(PreparedStatement stmnt,
                     int idx,
                     float val,
                     Column col)
              throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setInt

public void setInt(PreparedStatement stmnt,
                   int idx,
                   int val,
                   Column col)
            throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setLong

public void setLong(PreparedStatement stmnt,
                    int idx,
                    long val,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setLocale

public void setLocale(PreparedStatement stmnt,
                      int idx,
                      Locale val,
                      Column col)
               throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setNull

public void setNull(PreparedStatement stmnt,
                    int idx,
                    int colType,
                    Column col)
             throws SQLException

Set the given value as a parameters to the statement. The column type will come from Types.

Throws:

SQLException

setNumber

public void setNumber(PreparedStatement stmnt,
                      int idx,
                      Number num,
                      Column col)
               throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setObject

public void setObject(PreparedStatement stmnt,
                      int idx,
                      Object val,
                      int colType,
                      Column col)
               throws SQLException

Set the given value as a parameters to the statement. The column type will come from Types.

Throws:

SQLException

setRef

public void setRef(PreparedStatement stmnt,
                   int idx,
                   Ref val,
                   Column col)
            throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setShort

public void setShort(PreparedStatement stmnt,
                     int idx,
                     short val,
                     Column col)
              throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setString

public void setString(PreparedStatement stmnt,
                      int idx,
                      String val,
                      Column col)
               throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setTime

public void setTime(PreparedStatement stmnt,
                    int idx,
                    Time val,
                    Calendar cal,
                    Column col)
             throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setTimestamp

public void setTimestamp(PreparedStatement stmnt,
                         int idx,
                         Timestamp val,
                         Calendar cal,
                         Column col)
                  throws SQLException

Set the given value as a parameter to the statement.

Throws:

SQLException

setTyped

public void setTyped(PreparedStatement stmnt,
                     int idx,
                     Object val,
                     Column col,
                     int type,
                     JDBCStore store)
              throws SQLException

Set a column value into a prepared statement.

Parameters:

stmnt - the prepared statement to parameterize

idx - the index of the parameter in the prepared statement

val - the value of the column

col - the column being set

type - the field mapping type code for the value

store - the store manager for the current context

Throws:

SQLException

setUnknown

public void setUnknown(PreparedStatement stmnt,
                       int idx,
                       Object val,
                       Column col)
                throws SQLException

Set a completely unknown parameter into a prepared statement.

Throws:

SQLException

serialize

public byte[] serialize(Object val,
                        JDBCStore store)
                 throws SQLException

Return the serialized bytes for the given object.

Throws:

SQLException

putBytes

public void putBytes(Object blob,
                     byte[] data)
              throws SQLException

Invoke the JDK 1.4 setBytes method on the given BLOB object.

Throws:

SQLException

putString

public void putString(Object clob,
                      String data)
               throws SQLException

Invoke the JDK 1.4 setString method on the given CLOB object.

Throws:

SQLException

putChars

public void putChars(Object clob,
                     char[] data)
              throws SQLException

Invoke the JDK 1.4 setCharacterStream method on the given CLOB object.

Throws:

SQLException

storageWarning

protected void storageWarning(Object orig,
                              Object converted)

Warn that a particular value could not be stored precisely. After the first warning for a particular type, messages will be turned into trace messages.

getJDBCType

public int getJDBCType(int metaTypeCode,
                       boolean lob)

Return the preferred Types constant for the given JavaTypes or JavaSQLTypes constant.

getPreferredType

public int getPreferredType(int type)

Return the preferred Types type for the given one. Returns the given type by default.

getTypeName

public String getTypeName(Column col)

Return the preferred database type name for the given column's type from Types.

getTypeName

public String getTypeName(int type)

Returns the type name for the specific constant as defined by Types.

Parameters:

type - the type

Returns:

the name for the type

appendSize

protected String appendSize(Column col,
                            String typeName)

Helper method to add size properties to the specified type. If present, the string "{0}" will be replaced with the size definition; otherwise the size definition will be appended to the type name. If your database has column types that don't allow size definitions, override this method to return the unaltered type name for columns of those types (or add the type names to the fixedSizeTypeNameSet).

setJoinSyntax

public void setJoinSyntax(String syntax)

Set the name of the join syntax to use: sql92, traditional, database

getPlaceholderValueString

public String getPlaceholderValueString(Column col)

Return a SQL string to act as a placeholder for the given column.

toSelectCount

public SQLBuffer toSelectCount(Select sel)

Create a SELECT COUNT statement in the proper join syntax for the given instance.

toDelete

public SQLBuffer toDelete(ClassMapping mapping,
                          Select sel,
                          Object[] params)

Create a DELETE statement for the specified Select. If the database does not support the bulk delete statement (such as cases where a subselect is required and the database doesn't support subselects), this method should return null.

toUpdate

public SQLBuffer toUpdate(ClassMapping mapping,
                          Select sel,
                          JDBCStore store,
                          Object[] params,
                          Map updates)

toBulkOperation

protected SQLBuffer toBulkOperation(ClassMapping mapping,
                                    Select sel,
                                    JDBCStore store,
                                    Object[] params,
                                    Map updateParams)

Returns the SQL for a bulk operation, either a DELETE or an UPDATE.

Parameters:

mapping - the mappng against which we are operating

sel - the Select that will constitute the WHERE clause

store - the current store

updateParams - the Map that holds the update parameters; a null value indicates that this is a delete operation

Returns:

the SQLBuffer for the update, or null if it is not possible to perform the bulk update

appendUpdates

protected void appendUpdates(Select sel,
                             JDBCStore store,
                             SQLBuffer sql,
                             Object[] params,
                             Map updateParams,
                             boolean allowAlias)

getDeleteTableContentsSQL

public String[] getDeleteTableContentsSQL(Table[] tables)

Create SQL to delete the contents of the specified tables. The default implementation drops all non-deferred RESTRICT foreign key constraints involving the specified tables, issues DELETE statements against the tables, and then adds the dropped constraints back in. Databases with more optimal ways of deleting the contents of several tables should override this method.

toSelect

public SQLBuffer toSelect(Select sel,
                          boolean forUpdate,
                          JDBCFetchConfiguration fetch)

Create a SELECT statement in the proper join syntax for the given instance.

getFrom

protected SQLBuffer getFrom(Select sel,
                            boolean forUpdate)

Return the portion of the select statement between the FROM keyword and the WHERE keyword.

getFromSelect

protected SQLBuffer getFromSelect(Select sel,
                                  boolean forUpdate)

Return the FROM clause for a select that selects from a tmp table created by an inner select.

getWhere

protected SQLBuffer getWhere(Select sel,
                             boolean forUpdate)

Return the WHERE portion of the select statement, or null if no where conditions.

toTraditionalJoin

public SQLBuffer toTraditionalJoin(Join join)

Use the given join instance to create SQL joining its tables in the traditional style.

toSQL92Join

public SQLBuffer toSQL92Join(Join join,
                             boolean forUpdate,
                             boolean first)

Use the given join instance to create SQL joining its tables in the SQL92 style.

toNativeJoin

public SQLBuffer toNativeJoin(Join join)

Use the given join instance to create SQL joining its tables in the database's native syntax. Throws an exception by default.

canOuterJoin

public boolean canOuterJoin(int syntax,
                            ForeignKey fk)

Returns if the given foreign key can be eagerly loaded using other joins.

toSelect

public SQLBuffer toSelect(SQLBuffer selects,
                          JDBCFetchConfiguration fetch,
                          SQLBuffer from,
                          SQLBuffer where,
                          SQLBuffer group,
                          SQLBuffer having,
                          SQLBuffer order,
                          boolean distinct,
                          boolean forUpdate,
                          long start,
                          long end)

Combine the given components into a SELECT statement.

toSelect

public SQLBuffer toSelect(SQLBuffer selects,
                          JDBCFetchConfiguration fetch,
                          SQLBuffer from,
                          SQLBuffer where,
                          SQLBuffer group,
                          SQLBuffer having,
                          SQLBuffer order,
                          boolean distinct,
                          boolean forUpdate,
                          long start,
                          long end,
                          boolean subselect)

Combine the given components into a SELECT statement.

toSelect

public SQLBuffer toSelect(SQLBuffer selects,
                          JDBCFetchConfiguration fetch,
                          SQLBuffer from,
                          SQLBuffer where,
                          SQLBuffer group,
                          SQLBuffer having,
                          SQLBuffer order,
                          boolean distinct,
                          boolean forUpdate,
                          long start,
                          long end,
                          boolean subselect,
                          boolean checkTableForUpdate)

toSelect

public SQLBuffer toSelect(SQLBuffer selects,
                          JDBCFetchConfiguration fetch,
                          SQLBuffer from,
                          SQLBuffer where,
                          SQLBuffer group,
                          SQLBuffer having,
                          SQLBuffer order,
                          boolean distinct,
                          boolean forUpdate,
                          long start,
                          long end,
                          Select sel)

Combine the given components into a SELECT statement.

getForUpdateClause

protected String getForUpdateClause(JDBCFetchConfiguration fetch,
                                    boolean isForUpdate,
                                    Select sel)

Get the update clause for the query based on the updateClause and isolationLevel hints

getSelectOperation

public String getSelectOperation(JDBCFetchConfiguration fetch)

Return the "SELECT" operation clause, adding any available hints, etc.

toOperation

public SQLBuffer toOperation(String op,
                             SQLBuffer selects,
                             SQLBuffer from,
                             SQLBuffer where,
                             SQLBuffer group,
                             SQLBuffer having,
                             SQLBuffer order,
                             boolean distinct,
                             long start,
                             long end,
                             String forUpdateClause)

Return the SQL for the given selecting operation.

toOperation

public SQLBuffer toOperation(String op,
                             SQLBuffer selects,
                             SQLBuffer from,
                             SQLBuffer where,
                             SQLBuffer group,
                             SQLBuffer having,
                             SQLBuffer order,
                             boolean distinct,
                             long start,
                             long end,
                             String forUpdateClause,
                             boolean subselect)

Return the SQL for the given selecting operation.

appendSelectRange

protected void appendSelectRange(SQLBuffer buf,
                                 long start,
                                 long end,
                                 boolean subselect)

If this dictionary can select ranges, use this method to append the range SQL.

getSelects

protected SQLBuffer getSelects(Select sel,
                               boolean distinctIdentifiers,
                               boolean forUpdate)

Return the portion of the select statement between the SELECT keyword and the FROM keyword.

supportsLocking

public boolean supportsLocking(Select sel)

Returns true if a "FOR UPDATE" clause can be used for the specified Select object.

supportsRandomAccessResultSet

public boolean supportsRandomAccessResultSet(Select sel,
                                             boolean forUpdate)

Return false if the given select requires a forward-only result set.

assertSupport

public void assertSupport(boolean feature,
                          String property)

Assert that the given dictionary flag is true. If it is not true, throw an error saying that the given setting needs to return true for the current operation to work.

substring

public void substring(SQLBuffer buf,
                      FilterValue str,
                      FilterValue start,
                      FilterValue end)

Invoke this database's substring function.

Parameters:

buf - the SQL buffer to write the substring invocation to

str - a query value representing the target string

start - a query value representing the start index

end - a query value representing the end index, or null for none

indexOf

public void indexOf(SQLBuffer buf,
                    FilterValue str,
                    FilterValue find,
                    FilterValue start)

Invoke this database's indexOf function.

Parameters:

buf - the SQL buffer to write the indexOf invocation to

str - a query value representing the target string

find - a query value representing the search string

start - a query value representing the start index, or null to start at the beginning

mathFunction

public void mathFunction(SQLBuffer buf,
                         String op,
                         FilterValue lhs,
                         FilterValue rhs)

Append the numeric parts of a mathematical function.

Parameters:

buf - the SQL buffer to write the math function

op - the mathematical operation to perform

lhs - the left hand side of the math function

rhs - the right hand side of the math function

comparison

public void comparison(SQLBuffer buf,
                       String op,
                       FilterValue lhs,
                       FilterValue rhs)

Append a comparison.

Parameters:

buf - the SQL buffer to write the comparison

op - the comparison operation to perform

lhs - the left hand side of the comparison

rhs - the right hand side of the comparison

appendXmlComparison

public void appendXmlComparison(SQLBuffer buf,
                                String op,
                                FilterValue lhs,
                                FilterValue rhs,
                                boolean lhsxml,
                                boolean rhsxml)

If this dictionary supports XML type, use this method to append xml predicate.

appendNumericCast

protected void appendNumericCast(SQLBuffer buf,
                                 FilterValue val)

Append SQL for the given numeric value to the buffer, casting as needed.

appendCast

public void appendCast(SQLBuffer buf,
                       FilterValue val,
                       int type)

Cast the specified value to the specified type.

Parameters:

buf - the buffer to append the cast to

val - the value to cast

type - the type of the case, e.g. Types.NUMERIC

appendLength

protected void appendLength(SQLBuffer buf,
                            int type)

addCastAsType

public String addCastAsType(String func,
                            Val val)

add CAST for a function operator where operand is a param

Parameters:

func - function name

val -

Returns:

updated func

refSchemaComponents

public void refSchemaComponents(Table table)

Increment the reference count of any table components that this dictionary adds that are not used by mappings. Does nothing by default.

getFullName

public String getFullName(Table table,
                          boolean logical)

Returns the full name of the table, including the schema (delimited by catalogSeparator).

getFullName

public String getFullName(Index index)

Returns the full name of the index, including the schema (delimited by the result of catalogSeparator).

getFullName

public String getFullName(Sequence seq)

Returns the full name of the sequence, including the schema (delimited by the result of catalogSeparator).

getValidTableName

public String getValidTableName(String name,
                                Schema schema)

Make any necessary changes to the given table name to make it valid for the current DB.

getValidSequenceName

public String getValidSequenceName(String name,
                                   Schema schema)

Make any necessary changes to the given sequence name to make it valid for the current DB.

getValidColumnName

public String getValidColumnName(String name,
                                 Table table)

Make any necessary changes to the given column name to make it valid for the current DB.

getValidPrimaryKeyName

public String getValidPrimaryKeyName(String name,
                                     Table table)

Make any necessary changes to the given primary key name to make it valid for the current DB.

getValidForeignKeyName

public String getValidForeignKeyName(String name,
                                     Table table,
                                     Table toTable)

Make any necessary changes to the given foreign key name to make it valid for the current DB.

getValidIndexName

public String getValidIndexName(String name,
                                Table table)

Make any necessary changes to the given index name to make it valid for the current DB.

getValidUniqueName

public String getValidUniqueName(String name,
                                 Table table)

Make any necessary changes to the given unique constraint name to make it valid for the current DB.

shorten

protected static String shorten(String name,
                                int targetLength)

Shorten the specified name to the specified target name. This will be done by first stripping out the vowels, and then removing characters from the middle of the word until it reaches the target length.

makeNameValid

protected String makeNameValid(String name,
                               NameSet set,
                               int maxLen,
                               int nameType)

Shortens the given name to the given maximum length, then checks that it is not a reserved word. If it is reserved, appends a "0". If the name conflicts with an existing schema component, the last character is replace with '0', then '1', etc. Note that the given max len may be 0 if the database metadata is incomplete.

getCreateTableSQL

public String[] getCreateTableSQL(Table table)

Return a series of SQL statements to create the given table, complete with columns. Indexes and constraints will be created separately.

getDropTableSQL

public String[] getDropTableSQL(Table table)

Return a series of SQL statements to drop the given table. Indexes will be dropped separately. Returns DROP TABLE <table name> by default.

getCreateSequenceSQL

public String[] getCreateSequenceSQL(Sequence seq)

Return a series of SQL statements to create the given sequence. Returns CREATE SEQUENCE <sequence name>[ START WITH <start>] [ INCREMENT BY <increment>] by default.

getDropSequenceSQL

public String[] getDropSequenceSQL(Sequence seq)

Return a series of SQL statements to drop the given sequence. Returns DROP SEQUENCE <sequence name> by default.

getCreateIndexSQL

public String[] getCreateIndexSQL(Index index)

Return a series of SQL statements to create the given index. Returns CREATE [UNIQUE] INDEX <index name> ON <table name> (<col list>) by default.

getDropIndexSQL

public String[] getDropIndexSQL(Index index)

Return a series of SQL statements to drop the given index. Returns DROP INDEX <index name> by default.

getAddColumnSQL

public String[] getAddColumnSQL(Column column)

Return a series of SQL statements to add the given column to its table. Return an empty array if operation not supported. Returns ALTER TABLE <table name> ADD (<col dec>) by default.

getDropColumnSQL

public String[] getDropColumnSQL(Column column)

Return a series of SQL statements to drop the given column from its table. Return an empty array if operation not supported. Returns ALTER TABLE <table name> DROP COLUMN <col name> by default.

getAddPrimaryKeySQL

public String[] getAddPrimaryKeySQL(PrimaryKey pk)

Return a series of SQL statements to add the given primary key to its table. Return an empty array if operation not supported. Returns ALTER TABLE <table name> ADD <pk cons sql > by default.

getDropPrimaryKeySQL

public String[] getDropPrimaryKeySQL(PrimaryKey pk)

Return a series of SQL statements to drop the given primary key from its table. Return an empty array if operation not supported. Returns ALTER TABLE <table name> DROP CONSTRAINT <pk name> by default.

getAddForeignKeySQL

public String[] getAddForeignKeySQL(ForeignKey fk)

Return a series of SQL statements to add the given foreign key to its table. Return an empty array if operation not supported. Returns ALTER TABLE <table name> ADD <fk cons sql > by default.

getDropForeignKeySQL

public String[] getDropForeignKeySQL(ForeignKey fk)

Return a series of SQL statements to drop the given foreign key from its table. Return an empty array if operation not supported. Returns ALTER TABLE <table name> DROP CONSTRAINT <fk name> by default.

getDeclareColumnSQL

protected String getDeclareColumnSQL(Column col,
                                     boolean alter)

Return the declaration SQL for the given column. This method is used for each column from within getCreateTableSQL(org.apache.openjpa.jdbc.schema.Table) and getAddColumnSQL(org.apache.openjpa.jdbc.schema.Column).

getPrimaryKeyConstraintSQL

protected String getPrimaryKeyConstraintSQL(PrimaryKey pk)

Return the declaration SQL for the given primary key. This method is used from within getCreateTableSQL(org.apache.openjpa.jdbc.schema.Table) and getAddPrimaryKeySQL(org.apache.openjpa.jdbc.schema.PrimaryKey). Returns CONSTRAINT <pk name> PRIMARY KEY (<col list>) by default.

getForeignKeyConstraintSQL

protected String getForeignKeyConstraintSQL(ForeignKey fk)

Return the declaration SQL for the given foreign key, or null if it is not supported. This method is used from within getCreateTableSQL(org.apache.openjpa.jdbc.schema.Table) and getAddForeignKeySQL(org.apache.openjpa.jdbc.schema.ForeignKey). Returns CONSTRAINT <cons name> FOREIGN KEY (<col list>) REFERENCES <foreign table> (<col list>) [ON DELETE <action>] [ON UPDATE <action>] by default.

supportsDeferredForeignKeyConstraints

protected boolean supportsDeferredForeignKeyConstraints()

Whether or not this dictionary supports deferred foreign key constraints. This implementation returns supportsUniqueConstraints.

Since:

1.1.0

supportsDeleteAction

public boolean supportsDeleteAction(int action)

Whether this database supports the given foreign key delete action.

supportsUpdateAction

public boolean supportsUpdateAction(int action)

Whether this database supports the given foreign key update action.

getUniqueConstraintSQL

protected String getUniqueConstraintSQL(Unique unq)

Return the declaration SQL for the given unique constraint. This method is used from within getCreateTableSQL(org.apache.openjpa.jdbc.schema.Table). Returns CONSTRAINT <name> UNIQUE (<col list>) by default.

supportsDeferredUniqueConstraints

protected boolean supportsDeferredUniqueConstraints()

Whether or not this dictionary supports deferred unique constraints. This implementation returns supportsUniqueConstraints.

Since:

1.1.0

isSystemTable

public boolean isSystemTable(String name,
                             String schema,
                             boolean targetSchema)

This method is used to filter system tables from database metadata. Return true if the given table name represents a system table that should not appear in the schema definition. By default, returns true only if the given table is in the internal list of system tables, or if the given schema is in the list of system schemas and is not the target schema.

Parameters:

name - the table name

schema - the table schema; may be null

targetSchema - if true, then the given schema was listed by the user as one of his schemas

isSystemIndex

public boolean isSystemIndex(String name,
                             Table table)

This method is used to filter system indexes from database metadata. Return true if the given index name represents a system index that should not appear in the schema definition. Returns false by default.

Parameters:

name - the index name

table - the index table

isSystemSequence

public boolean isSystemSequence(String name,
                                String schema,
                                boolean targetSchema)

This method is used to filter system sequences from database metadata. Return true if the given sequence represents a system sequence that should not appear in the schema definition. Returns true if system schema by default.

Parameters:

name - the table name

schema - the table schema; may be null

targetSchema - if true, then the given schema was listed by the user as one of his schemas

getTables

public Table[] getTables(DatabaseMetaData meta,
                         String catalog,
                         String schemaName,
                         String tableName,
                         Connection conn)
                  throws SQLException

Reflect on the schema to find tables matching the given name pattern.

Throws:

SQLException

newTable

protected Table newTable(ResultSet tableMeta)
                  throws SQLException

Create a new table from the information in the schema metadata.

Throws:

SQLException

getSequences

public Sequence[] getSequences(DatabaseMetaData meta,
                               String catalog,
                               String schemaName,
                               String sequenceName,
                               Connection conn)
                        throws SQLException

Reflect on the schema to find sequences matching the given name pattern. Returns an empty array by default, as there is no standard way to retrieve a list of sequences.

Throws:

SQLException

newSequence

protected Sequence newSequence(ResultSet sequenceMeta)
                        throws SQLException

Create a new sequence from the information in the schema metadata.

Throws:

SQLException

getSequencesSQL

protected String getSequencesSQL(String schemaName,
                                 String sequenceName)

Return the SQL needed to select the list of sequences.

getColumns

public Column[] getColumns(DatabaseMetaData meta,
                           String catalog,
                           String schemaName,
                           String tableName,
                           String columnName,
                           Connection conn)
                    throws SQLException

Reflect on the schema to find columns matching the given table and column patterns.

Throws:

SQLException

newColumn

protected Column newColumn(ResultSet colMeta)
                    throws SQLException

Create a new column from the information in the schema metadata.

Throws:

SQLException

getPrimaryKeys

public PrimaryKey[] getPrimaryKeys(DatabaseMetaData meta,
                                   String catalog,
                                   String schemaName,
                                   String tableName,
                                   Connection conn)
                            throws SQLException

Reflect on the schema to find primary keys for the given table pattern.

Throws:

SQLException

getPrimaryKeysFromGetPrimaryKeys

protected PrimaryKey[] getPrimaryKeysFromGetPrimaryKeys(DatabaseMetaData meta,
                                                        String catalog,
                                                        String schemaName,
                                                        String tableName,
                                                        Connection conn)
                                                 throws SQLException

Reflect on the schema to find primary keys for the given table pattern.

Throws:

SQLException

newPrimaryKey

protected PrimaryKey newPrimaryKey(ResultSet pkMeta)
                            throws SQLException

Create a new primary key from the information in the schema metadata.

Throws:

SQLException

getPrimaryKeysFromBestRowIdentifier

protected PrimaryKey[] getPrimaryKeysFromBestRowIdentifier(DatabaseMetaData meta,
                                                           String catalog,
                                                           String schemaName,
                                                           String tableName,
                                                           Connection conn)
                                                    throws SQLException

Reflect on the schema to find primary keys for the given table pattern.

Throws:

SQLException

getIndexInfo

public Index[] getIndexInfo(DatabaseMetaData meta,
                            String catalog,
                            String schemaName,
                            String tableName,
                            boolean unique,
                            boolean approx,
                            Connection conn)
                     throws SQLException

Reflect on the schema to find indexes matching the given table pattern.

Throws:

SQLException

newIndex

protected Index newIndex(ResultSet idxMeta)
                  throws SQLException

Create a new index from the information in the schema metadata.

Throws:

SQLException

getImportedKeys

public ForeignKey[] getImportedKeys(DatabaseMetaData meta,
                                    String catalog,
                                    String schemaName,
                                    String tableName,
                                    Connection conn)
                             throws SQLException

Reflect on the schema to return foreign keys imported by the given table pattern.

Throws:

SQLException

newForeignKey

protected ForeignKey newForeignKey(ResultSet fkMeta)
                            throws SQLException

Create a new foreign key from the information in the schema metadata.

Throws:

SQLException

getTableNameForMetadata

protected String getTableNameForMetadata(String tableName)

Returns the table name that will be used for obtaining information from DatabaseMetaData.

getSchemaNameForMetadata

protected String getSchemaNameForMetadata(String schemaName)

Returns the schema name that will be used for obtaining information from DatabaseMetaData.

getCatalogNameForMetadata

protected String getCatalogNameForMetadata(String catalogName)

Returns the catalog name that will be used for obtaining information from DatabaseMetaData.

getColumnNameForMetadata

protected String getColumnNameForMetadata(String columnName)

Returns the column name that will be used for obtaining information from DatabaseMetaData.

convertSchemaCase

protected String convertSchemaCase(String objectName)

Convert the specified schema name to a name that the database will be able to understand.

getSchemaCase

public String getSchemaCase()

Return DB specific schemaCase

getGeneratedKey

public Object getGeneratedKey(Column col,
                              Connection conn)
                       throws SQLException

Return the last generated value for the given column. Throws an exception by default if lastGeneratedKeyQuery is null.

Throws:

SQLException

getGeneratedKeySequenceName

protected String getGeneratedKeySequenceName(Column col)

Return the sequence name used by databases for the given autoassigned column. This is only used by databases that require an explicit name to be used for auto-assign support.

setConfiguration

public void setConfiguration(Configuration conf)

Description copied from interface: Configurable

Invoked prior to setting bean properties.

Specified by:

setConfiguration in interface Configurable

startConfiguration

public void startConfiguration()

Description copied from interface: Configurable

Invoked before bean property configuration is begun on this object.

Specified by:

startConfiguration in interface Configurable

endConfiguration

public void endConfiguration()

Description copied from interface: Configurable

Invoked upon completion of bean property configuration for this object.

Specified by:

endConfiguration in interface Configurable

decorate

public Connection decorate(Connection conn)
                    throws SQLException

Decorate the given connection if needed. Some databases require special handling for JDBC bugs. This implementation issues any initializationSQL that has been set for the dictionary but does not decoreate the connection.

Specified by:

decorate in interface ConnectionDecorator

Throws:

SQLException

handleWarning

public void handleWarning(SQLWarning warning)
                   throws SQLException

Implementation of the LoggingConnectionDecorator.SQLWarningHandler interface that allows customization of the actions to perform when a SQLWarning occurs at any point on a Connection, Statement, or ResultSet. This method may be used determine those warnings the application wants to consider critical failures, and throw the warning in those cases. By default, this method does nothing.

Specified by:

handleWarning in interface LoggingConnectionDecorator.SQLWarningHandler

Throws:

SQLException

See Also:

LoggingConnectionDecorator.setWarningAction(java.lang.String), LoggingConnectionDecorator.setWarningHandler(org.apache.openjpa.lib.jdbc.LoggingConnectionDecorator.SQLWarningHandler)

newStoreException

public OpenJPAException newStoreException(String msg,
                                          SQLException[] causes,
                                          Object failed)

Return a new exception that wraps causes. However, the details of exactly what type of exception is returned can be determined by the implementation. This may take into account DB-specific exception information in causes.

closeDataSource

public void closeDataSource(DataSource dataSource)

Closes the specified DataSource and releases any resources associated with it.

Parameters:

dataSource - the DataSource to close

getVersionColumn

public String getVersionColumn(Column column,
                               String tableAlias)

Return version column name

Parameters:

column -

tableAlias - : this is needed for platform specific version column

Returns:

getCastFunction

public String getCastFunction(Val val,
                              String func)

Attach CAST to the current function if necessary

Parameters:

val - operand value

Returns:

a String with the correct CAST function syntax

createIndexIfNecessary

public void createIndexIfNecessary(Schema schema,
                                   String table,
                                   Column pkColumn)

Create an index if necessary for some database tables

isSelect

public boolean isSelect(String sql)

Determine whether the provided sql may be treated as a select statement on this database.

Parameters:

sql - A sql statement.

Returns:

true if sql represents a select statement.