org.apache.openjpa.jdbc.sql
Class InformixDictionary

java.lang.Object
  extended by org.apache.openjpa.jdbc.sql.DBDictionary
      extended by org.apache.openjpa.jdbc.sql.InformixDictionary
All Implemented Interfaces:
JoinSyntaxes, Configurable, IdentifierConfiguration, ConnectionDecorator, LoggingConnectionDecorator.SQLWarningHandler

public class InformixDictionary
extends DBDictionary

Dictionary for Informix database. Notable features:


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.openjpa.jdbc.sql.DBDictionary
DBDictionary.SerializedData
 
Field Summary
 boolean lockModeEnabled
          If true, then we will issue a "SET LOCK MODE TO WAIT N" statement whenever we create a Connection, in order allow waiting on locks.
 int lockWaitSeconds
          If lockModeEnabled is true, then this parameter specifies the number of seconds we will wait to obtain a lock for inserts and pessimistic locking.
 boolean swapSchemaAndCatalog
          Informix JDBC metadata for all known drivers returns with the table catalog and the table schema name swapped.
protected  boolean useJCC
           
static String VENDOR_IBM
           
 
Fields inherited from class org.apache.openjpa.jdbc.sql.DBDictionary
allowsAliasInBulkClause, arrayTypeName, autoAssignClause, autoAssignTypeName, batchLimit, bigintTypeName, binaryTypeName, bitLengthFunction, bitTypeName, blobBufferSize, blobTypeName, booleanTypeName, castFunction, catalogSeparator, CENTI, characterColumnSize, charTypeName, clobBufferSize, clobTypeName, closePoolSQL, concatenateDelimiter, concatenateFunction, conf, connected, CONS_NAME_AFTER, CONS_NAME_BEFORE, CONS_NAME_MID, constraintNameMode, createPrimaryKeys, crossJoinClause, currentDateFunction, currentTimeFunction, currentTimestampFunction, datePrecision, dateTypeName, DECI, decimalTypeName, delimitedCase, distinctCountColumnSeparator, distinctTypeName, doubleTypeName, driverVendor, dropTableSQL, fixedSizeTypeNames, fixedSizeTypeNameSet, floatTypeName, forUpdateClause, getStringVal, inClauseLimit, initializationSQL, innerJoinClause, integerTypeName, invalidColumnWordSet, isJDBC3, javaObjectTypeName, joinSyntax, lastGeneratedKeyQuery, leadingDelimiter, log, longVarbinaryTypeName, longVarcharTypeName, maxAutoAssignNameLength, maxColumnNameLength, maxConstraintNameLength, maxEmbeddedBlobSize, maxEmbeddedClobSize, maxIndexesPerTable, maxIndexNameLength, maxTableNameLength, MICRO, MILLI, NAME_ANY, NAME_SEQUENCE, NAME_TABLE, nameConcatenator, NANO, nativeSequenceType, nextSequenceQuery, NO_BATCH, nullTypeName, numericTypeName, otherTypeName, outerJoinClause, platform, RANGE_POST_DISTINCT, RANGE_POST_LOCK, RANGE_POST_SELECT, RANGE_PRE_DISTINCT, rangePosition, realTypeName, refTypeName, reportsSuccessNoInfoOnBatchUpdates, requiresAliasForSubselect, requiresAutoCommitForMetaData, requiresCastForComparisons, requiresCastForMathFunctions, requiresConditionForCrossJoin, requiresSearchStringEscapeForLike, requiresTargetForDelete, reservedWords, reservedWordSet, SCHEMA_CASE_LOWER, SCHEMA_CASE_PRESERVE, SCHEMA_CASE_UPPER, schemaCase, searchStringEscape, SEC, selectWords, selectWordSet, sequenceNameSQL, sequenceSchemaSQL, sequenceSQL, setStringRightTruncationOn, simulateLocking, smallintTypeName, sqlStateCodes, storageLimitationsFatal, storeCharsAsNumbers, storeLargeNumbersAsStrings, stringLengthFunction, structTypeName, substringFunctionName, supportsAlterTableWithAddColumn, supportsAlterTableWithDropColumn, supportsAutoAssign, supportsCascadeDeleteAction, supportsCascadeUpdateAction, supportsCaseConversionForLob, supportsComments, supportsCorrelatedSubselect, supportsDefaultDeleteAction, supportsDefaultUpdateAction, supportsDeferredConstraints, supportsDelimitedIdentifiers, supportsForeignKeys, supportsForeignKeysComposite, supportsGeneralCaseExpression, supportsGetGeneratedKeys, supportsHaving, supportsLockingWithDistinctClause, supportsLockingWithInnerJoin, supportsLockingWithMultipleTables, supportsLockingWithOrderClause, supportsLockingWithOuterJoin, supportsLockingWithSelectRange, supportsModOperator, supportsMultipleNontransactionalResultSets, supportsNullDeleteAction, supportsNullTableForGetColumns, supportsNullTableForGetImportedKeys, supportsNullTableForGetIndexInfo, supportsNullTableForGetPrimaryKeys, supportsNullUpdateAction, supportsParameterInSelect, supportsQueryTimeout, supportsRestrictDeleteAction, supportsRestrictUpdateAction, supportsSchemaForGetColumns, supportsSchemaForGetTables, supportsSelectEndIndex, supportsSelectForUpdate, supportsSelectFromFinalTable, supportsSelectStartIndex, supportsSimpleCaseExpression, supportsSubselect, supportsUniqueConstraints, supportsXMLColumn, systemSchemas, systemSchemaSet, systemTables, systemTableSet, tableForUpdateClause, tableTypes, timestampTypeName, timeTypeName, tinyintTypeName, toLowerCaseFunction, toUpperCaseFunction, trailingDelimiter, trimBothFunction, trimLeadingFunction, trimSchemaName, trimTrailingFunction, typeModifierSet, UNLIMITED, useGetBestRowIdentifierForPrimaryKeys, useGetBytesForBlobs, useGetObjectForBlobs, useGetStringForClobs, useSchemaName, useSetBytesForBlobs, useSetStringForClobs, useWildCardForCount, validationSQL, varbinaryTypeName, varcharTypeName, VENDOR_DATADIRECT, VENDOR_OTHER, xmlTypeEncoding, xmlTypeName
 
Fields inherited from interface org.apache.openjpa.jdbc.sql.JoinSyntaxes
SYNTAX_DATABASE, SYNTAX_SQL92, SYNTAX_TRADITIONAL
 
Constructor Summary
InformixDictionary()
           
 
Method Summary
 void connectedConfiguration(Connection conn)
          This method is called when the dictionary first sees any connection.
 Connection decorate(Connection conn)
          Decorate the given connection if needed.
 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.
 Column[] getColumns(DatabaseMetaData meta, DBIdentifier catalog, DBIdentifier schemaName, DBIdentifier tableName, DBIdentifier columnName, Connection conn)
          Reflect on the schema to find columns matching the given table and column patterns.
 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[] getCreateTableSQL(Table table)
          Return a series of SQL statements to create the given table, complete with columns.
 String getSchemaCase()
          Return DB specific schemaCase
 void indexOf(SQLBuffer buf, FilterValue str, FilterValue find, FilterValue start)
          Invoke this database's indexOf function.
 boolean isFatalException(int subtype, SQLException ex)
          Determine if the given SQL Exception is fatal or recoverable (such as a timeout).
 boolean needsToCreateIndex(Index idx, Table table)
           
 Column newColumn(ResultSet colMeta)
          Create a new column from the information in the schema metadata.
 Index newIndex(ResultSet idxMeta)
          Create a new index from the information in the schema metadata.
 PrimaryKey newPrimaryKey(ResultSet pkMeta)
          Create a new primary key from the information in the schema metadata.
 void setBoolean(PreparedStatement stmnt, int idx, boolean val, Column col)
          Set the given value as a parameter to the statement.
 boolean supportsRandomAccessResultSet(Select sel, boolean forUpdate)
          Return false if the given select requires a forward-only result set.
 boolean useJCC()
           
 
Methods inherited from class org.apache.openjpa.jdbc.sql.DBDictionary
addCastAsType, addErrorCode, appendCast, appendLength, appendNumericCast, appendSelect, appendSelectRange, appendSize, appendUpdates, appendXmlComparison, assertSupport, calculateValue, canOuterJoin, closeDataSource, combineForeignKey, comment, comparison, configureNamingRules, convertSchemaCase, convertSchemaCase, copy, copy, createIndexIfNecessary, createIndexIfNecessary, deleteStream, delimitAll, endConfiguration, executeQuery, fromDBName, getAddColumnSQL, getArray, getAsciiStream, getBatchFetchSize, getBatchLimit, getBatchUpdateCount, getBigDecimal, getBigInteger, getBinaryStream, getBlob, getBlobObject, getBoolean, getByte, getBytes, getCalendar, getCastFunction, getCastFunction, getCatalogNameForMetadata, getCatalogNameForMetadata, getChar, getCharacterStream, getClob, getClobString, getColumnDBName, getColumnIdentifier, getColumnNameForMetadata, getColumnNameForMetadata, getConversionKey, getCreateIndexSQL, getCreateSequenceSQL, getDate, getDate, getDeclareColumnSQL, getDefaultIdentifierRule, getDefaultSchemaName, getDeleteTableContentsSQL, getDeleteTargets, getDelimitedCase, getDelimitIdentifiers, getDouble, getDropColumnSQL, getDropForeignKeySQL, getDropIndexSQL, getDropPrimaryKeySQL, getDropSequenceSQL, getDropTableSQL, getFloat, getForeignKeyConstraintSQL, getForUpdateClause, getFrom, getFromSelect, getFullIdentifier, getFullName, getFullName, getFullName, getGeneratedKey, getGeneratedKeySequenceName, getIdentifierConcatenator, getIdentifierDelimiter, getIdentifierRule, getIdentifierRules, getImportedKeys, getImportedKeys, getImportedKeys, getImportedKeys, getIndexInfo, getIndexInfo, getInt, getInvalidColumnWordSet, getJDBCType, getJDBCType, getJDBCType, getKey, getLeadingDelimiter, getLOBStream, getLocale, getLog, getLong, getNamingUtil, getNumber, getObject, getPlaceholderValueString, getPreferredType, getPrimaryKeyConstraintSQL, getPrimaryKeys, getPrimaryKeys, getPrimaryKeysFromBestRowIdentifier, getPrimaryKeysFromBestRowIdentifier, getPrimaryKeysFromGetPrimaryKeys, getPrimaryKeysFromGetPrimaryKeys, getRef, getSchemaNameForMetadata, getSchemaNameForMetadata, getSelectOperation, getSelects, getSelectTableAliases, getSequence, getSequences, getSequences, getSequencesSQL, getSequencesSQL, getShort, getString, getSupportsDelimitedIdentifiers, getSupportsXMLColumn, getTableNameForMetadata, getTableNameForMetadata, getTables, getTables, getTime, getTimestamp, getTrailingDelimiter, getTrimSchemaName, getTypeName, getTypeName, getUniqueConstraintSQL, getValidColumnName, getValidColumnName, getValidColumnName, getValidColumnName, getValidForeignKeyName, getValidForeignKeyName, getValidIndexName, getValidIndexName, getValidPrimaryKeyName, getValidSequenceName, getValidSequenceName, getValidTableName, getValidTableName, getValidUniqueName, getValidUniqueName, getVersionColumn, getVersionColumn, getWhere, getXMLTypeEncoding, handleWarning, insertBlobForStreamingLoad, insertClobForStreamingLoad, insertSize, isSelect, isSystemIndex, isSystemIndex, isSystemSequence, isSystemSequence, isSystemTable, isSystemTable, makeNameValid, makeNameValid, makeNameValid, makeNameValid, matchErrorState, mathFunction, newForeignKey, newSequence, newStoreException, newTable, prepareStatement, putBytes, putChars, putString, refSchemaComponents, serialize, setArray, setAsciiStream, setBatchLimit, setBigDecimal, setBigInteger, setBinaryStream, setBlob, setBlobObject, setByte, setBytes, setCalendar, setChar, setCharacterStream, setClob, setClobString, setConfiguration, setDate, setDate, setDefaultSchemaName, setDelimitedCase, setDelimitIdentifiers, setDouble, setFloat, setInt, setJoinSyntax, setLeadingDelimiter, setLocale, setLong, setNull, setNumber, setObject, setQueryTimeout, setRef, setShort, setStatementQueryTimeout, setString, setSupportsDelimitedIdentifiers, setSupportsXMLColumn, setTime, setTimeouts, setTimeouts, setTimestamp, setTrailingDelimiter, setTrimSchemaName, setTyped, setUnknown, setXMLTypeEncoding, shorten, startConfiguration, storageWarning, substring, supportsDeferredForeignKeyConstraints, supportsDeferredUniqueConstraints, supportsDeleteAction, supportsIsolationForUpdate, supportsLocking, supportsUpdateAction, toBulkOperation, toDBName, toDBName, toDelete, toNativeJoin, toOperation, toOperation, toSelect, toSelect, toSelect, toSelect, toSelect, toSelectCount, toSQL92Join, toTraditionalJoin, toUpdate, updateBlob, updateClob, validateBatchProcess, validateDBSpecificBatchProcess
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

VENDOR_IBM

public static final String VENDOR_IBM
See Also:
Constant Field Values

lockModeEnabled

public boolean lockModeEnabled
If true, then we will issue a "SET LOCK MODE TO WAIT N" statement whenever we create a Connection, in order allow waiting on locks.


lockWaitSeconds

public int lockWaitSeconds
If lockModeEnabled is true, then this parameter specifies the number of seconds we will wait to obtain a lock for inserts and pessimistic locking.


swapSchemaAndCatalog

public boolean swapSchemaAndCatalog
Informix JDBC metadata for all known drivers returns with the table catalog and the table schema name swapped. A true value for this property indicates that they should be reversed.


useJCC

protected boolean useJCC
Constructor Detail

InformixDictionary

public InformixDictionary()
Method Detail

connectedConfiguration

public void connectedConfiguration(Connection conn)
                            throws SQLException
Description copied from class: DBDictionary
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.

Overrides:
connectedConfiguration in class DBDictionary
Throws:
SQLException

getColumns

public Column[] getColumns(DatabaseMetaData meta,
                           String catalog,
                           String schemaName,
                           String tableName,
                           String columnName,
                           Connection conn)
                    throws SQLException
Description copied from class: DBDictionary
Reflect on the schema to find columns matching the given table and column patterns.

Overrides:
getColumns in class DBDictionary
Throws:
SQLException

getColumns

public Column[] getColumns(DatabaseMetaData meta,
                           DBIdentifier catalog,
                           DBIdentifier schemaName,
                           DBIdentifier tableName,
                           DBIdentifier columnName,
                           Connection conn)
                    throws SQLException
Description copied from class: DBDictionary
Reflect on the schema to find columns matching the given table and column patterns.

Overrides:
getColumns in class DBDictionary
Throws:
SQLException

newColumn

public Column newColumn(ResultSet colMeta)
                 throws SQLException
Description copied from class: DBDictionary
Create a new column from the information in the schema metadata.

Overrides:
newColumn in class DBDictionary
Throws:
SQLException

newPrimaryKey

public PrimaryKey newPrimaryKey(ResultSet pkMeta)
                         throws SQLException
Description copied from class: DBDictionary
Create a new primary key from the information in the schema metadata.

Overrides:
newPrimaryKey in class DBDictionary
Throws:
SQLException

newIndex

public Index newIndex(ResultSet idxMeta)
               throws SQLException
Description copied from class: DBDictionary
Create a new index from the information in the schema metadata.

Overrides:
newIndex in class DBDictionary
Throws:
SQLException

setBoolean

public void setBoolean(PreparedStatement stmnt,
                       int idx,
                       boolean val,
                       Column col)
                throws SQLException
Description copied from class: DBDictionary
Set the given value as a parameter to the statement.

Overrides:
setBoolean in class DBDictionary
Throws:
SQLException

getCreateTableSQL

public String[] getCreateTableSQL(Table table)
Description copied from class: DBDictionary
Return a series of SQL statements to create the given table, complete with columns. Indexes and constraints will be created separately.

Overrides:
getCreateTableSQL in class DBDictionary

getAddPrimaryKeySQL

public String[] getAddPrimaryKeySQL(PrimaryKey pk)
Description copied from class: DBDictionary
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.

Overrides:
getAddPrimaryKeySQL in class DBDictionary

getAddForeignKeySQL

public String[] getAddForeignKeySQL(ForeignKey fk)
Description copied from class: DBDictionary
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.

Overrides:
getAddForeignKeySQL in class DBDictionary

supportsRandomAccessResultSet

public boolean supportsRandomAccessResultSet(Select sel,
                                             boolean forUpdate)
Description copied from class: DBDictionary
Return false if the given select requires a forward-only result set.

Overrides:
supportsRandomAccessResultSet in class DBDictionary

decorate

public Connection decorate(Connection conn)
                    throws SQLException
Description copied from class: DBDictionary
Decorate the given connection if needed. Some databases require special handling for JDBC bugs. This implementation issues any DBDictionary.initializationSQL that has been set for the dictionary but does not decorate the connection.

Specified by:
decorate in interface ConnectionDecorator
Overrides:
decorate in class DBDictionary
Throws:
SQLException

indexOf

public void indexOf(SQLBuffer buf,
                    FilterValue str,
                    FilterValue find,
                    FilterValue start)
Description copied from class: DBDictionary
Invoke this database's indexOf function.

Overrides:
indexOf in class DBDictionary
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

needsToCreateIndex

public boolean needsToCreateIndex(Index idx,
                                  Table table)
Overrides:
needsToCreateIndex in class DBDictionary

useJCC

public boolean useJCC()

getSchemaCase

public String getSchemaCase()
Return DB specific schemaCase

Specified by:
getSchemaCase in interface IdentifierConfiguration
Overrides:
getSchemaCase in class DBDictionary
Returns:
upper, lower, or preserve

isFatalException

public boolean isFatalException(int subtype,
                                SQLException ex)
Description copied from class: DBDictionary
Determine if the given SQL Exception is fatal or recoverable (such as a timeout). This implementation always returns true (i.e. all exceptions are fatal). The current dictionary implementation can overwrite this method to mark certain exception conditions as recoverable error.

Overrides:
isFatalException in class DBDictionary
Parameters:
subtype - A constant indicating the category of error as defined in StoreException.
ex - original SQL Exception as raised by the database driver.
Returns:
false if the error is fatal.


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