PostgresDictionary (OpenJPA Parent POM 3.0.0 API)

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

All Implemented Interfaces:

JoinSyntaxes, Configurable, IdentifierConfiguration, ConnectionDecorator, LoggingConnectionDecorator.SQLWarningHandler
```
public class PostgresDictionary
extends DBDictionary
```
Dictionary for PostgreSQL.

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`protected static class`	`PostgresDictionary.PostgresConnection` Connection wrapper to work around the postgres empty result set bug.
`protected static class`	`PostgresDictionary.PostgresPreparedStatement` Statement wrapper to work around the postgres empty result set bug.

Nested classes/interfaces inherited from class org.apache.openjpa.jdbc.sql.DBDictionary
DBDictionary.DateMillisecondBehaviors, DBDictionary.SerializedData

Field Summary

Fields
Modifier and Type	Field and Description
`protected Set<String>`	`_timestampTypes`
`String`	`allSequencesFromOneSchemaSQL` SQL statement to load schema,name pairs from a named schema.
`String`	`allSequencesSQL` SQL statement to load all sequence schema,name pairs from all schemas.
`String`	`isOwnedSequenceSQL` Statement used to determine whether a sequence is owned.
`String`	`namedSequenceFromOneSchemaSQL` SQL statement to load a sequence's schema,name pair from one schema.
`String`	`namedSequencesFromAllSchemasSQL` SQL statement to load schema,name pairs for all sequences with a certain name from all schemas.
`boolean`	`supportsSetFetchSize` Some Postgres drivers do not support the `Statement.setFetchSize(int)` method.

Fields inherited from class org.apache.openjpa.jdbc.sql.DBDictionary
_procs, _proxyManager, allowQueryTimeoutOnFindUpdate, allowsAliasInBulkClause, arrayTypeName, autoAssignClause, autoAssignTypeName, batchLimit, bigintTypeName, binaryTypeName, bitLengthFunction, bitTypeName, blobBufferSize, blobTypeName, booleanRepresentation, 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, databaseProductName, databaseProductVersion, datePrecision, dateTypeName, DECI, decimalTypeName, defaultSchemaName, delimitedCase, disableAlterSeqenceIncrementBy, disableSchemaFactoryColumnTypeErrors, distinctCountColumnSeparator, distinctTypeName, doubleTypeName, driverVendor, dropTableSQL, fixedSizeTypeNames, fixedSizeTypeNameSet, floatTypeName, forUpdateClause, fullResultCollectionInOrderByRelation, getStringVal, inClauseLimit, initializationSQL, innerJoinClause, integerTypeName, invalidColumnWordSet, isJDBC3, isJDBC4, 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, roundTimeToMillisec, 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, supportsNullUniqueColumn, supportsNullUpdateAction, supportsParameterInSelect, supportsQueryTimeout, supportsRestrictDeleteAction, supportsRestrictUpdateAction, supportsSchemaForGetColumns, supportsSchemaForGetTables, supportsSelectEndIndex, supportsSelectForUpdate, supportsSelectFromFinalTable, supportsSelectStartIndex, supportsSimpleCaseExpression, supportsSubselect, supportsUniqueConstraints, supportsXMLColumn, systemSchemas, systemSchemaSet, systemTables, systemTableSet, tableForUpdateClause, tableLengthIncludesSchema, tableTypes, timestampTypeName, timeTypeName, tinyintTypeName, toLowerCaseFunction, toUpperCaseFunction, trailingDelimiter, trimBothFunction, trimLeadingFunction, trimSchemaName, trimStringColumns, trimTrailingFunction, typeModifierSet, UNLIMITED, useGetBestRowIdentifierForPrimaryKeys, useGetBytesForBlobs, useGetObjectForBlobs, useGetStringForClobs, useJDBC4SetBinaryStream, useNativeSequenceCache, 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

Constructors
Constructor and Description

PostgresDictionary()

Constructors
Constructor and Description
`PostgresDictionary()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`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.
`void`	`appendXmlComparison(SQLBuffer buf, String op, FilterValue lhs, FilterValue rhs, boolean lhsxml, boolean rhsxml)` Append XML comparison.
`void`	`connectedConfiguration(Connection conn)` Determine XML column support and backslash handling.
`Connection`	`decorate(Connection conn)` Decorate the given connection if needed.
`void`	`deleteStream(JDBCStore store, Select sel)`
`byte`	`getByte(ResultSet rs, int column)` Convert the specified column of the SQL ResultSet to the proper java type.
`Date`	`getDate(ResultSet rs, int column)` Convert the specified column of the SQL ResultSet to the proper java type.
`protected Connection`	`getDbcpDelegate(Connection conn)` Get the delegated connection from the given DBCP connection.
`int`	`getInt(ResultSet rs, int column)` Convert the specified column of the SQL ResultSet to the proper java type.
`protected org.postgresql.largeobject.LargeObjectManager`	`getLargeObjectManager(DelegatingConnection conn)` Get the native PostgreSQL Large Object Manager used for LOB handling.
`InputStream`	`getLOBStream(JDBCStore store, ResultSet rs, int column)`
`long`	`getLong(ResultSet rs, int column)` Convert the specified column of the SQL ResultSet to the proper java type.
`Object`	`getObject(ResultSet rs, int column, Map map)` Override the getOjbect() method to handle the case where the latest Postgres JDBC driver returns a org.postgresql.util.PGobject instead of a java.sql.Timestamp
`protected org.postgresql.PGConnection`	`getPGConnection(DelegatingConnection conn)` Get the native PostgreSQL connection from the given connection.
`String`	`getPlaceholderValueString(Column col)` Return a SQL string to act as a placeholder for the given column.
`protected String`	`getSequencesSQL(DBIdentifier schemaName, DBIdentifier sequenceName)`
`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.
`void`	`indexOf(SQLBuffer buf, FilterValue str, FilterValue find, FilterValue start)` Invoke this database's indexOf function.
`void`	`insertBlobForStreamingLoad(Row row, Column col, JDBCStore store, Object ob, Select sel)`
`boolean`	`isOwnedSequence(DBIdentifier name, DBIdentifier schema, Connection conn)` Uses the native Postgres function pg_get_serial_sequence to determine whether a sequence is owned by the database.
`boolean`	`isSystemIndex(DBIdentifier name, Table table)` This method is used to filter system indexes from database metadata.
`boolean`	`isSystemIndex(String name, Table table)` This method is used to filter system indexes from database metadata.
`boolean`	`isSystemSequence(DBIdentifier name, DBIdentifier schema, boolean targetSchema)` This method is used to filter system sequences from database metadata.
`boolean`	`isSystemSequence(DBIdentifier name, DBIdentifier schema, boolean targetSchema, Connection conn)` This method is used to filter system sequences from database metadata.
`boolean`	`isSystemSequence(String name, String schema, boolean targetSchema)` This method is used to filter system sequences from database metadata.
`boolean`	`isSystemTable(DBIdentifier name, DBIdentifier schema, boolean targetSchema)` This method is used to filter system tables from database metadata.
`boolean`	`isSystemTable(String name, String schema, boolean targetSchema)` This method is used to filter system tables from database metadata.
`void`	`setClobString(PreparedStatement stmnt, int idx, String val, Column col)` If column is an XML column, PostgreSQL requires that its value is set by using `PreparedStatement.setObject(int, Object, int)` with `Types.OTHER` as the third argument.
`void`	`setNull(PreparedStatement stmnt, int idx, int colType, Column col)` Handle XML and bytea/oid columns in a PostgreSQL way.
`protected boolean`	`supportsDeferredUniqueConstraints()` Whether or not this dictionary supports deferred unique constraints.
`void`	`updateBlob(Select sel, JDBCStore store, InputStream is)`

Methods inherited from class org.apache.openjpa.jdbc.sql.DBDictionary
addCastAsType, addErrorCode, appendCast, appendLength, appendNumericCast, appendSelect, appendSize, appendUpdates, applyRange, assertSupport, calculateValue, canOuterJoin, closeDataSource, combineForeignKey, comment, comparison, configureNamingRules, convertSchemaCase, convertSchemaCase, copy, copy, createIndexIfNecessary, createIndexIfNecessary, delimitAll, endConfiguration, executeQuery, fromDBName, getAddColumnSQL, getAddForeignKeySQL, getAddPrimaryKeySQL, getAlterSequenceSQL, getArray, getAsciiStream, getBatchFetchSize, getBatchLimit, getBatchUpdateCount, getBigDecimal, getBigInteger, getBinaryStream, getBlob, getBlobObject, getBoolean, getBooleanRepresentation, getBytes, getCalendar, getCastFunction, getCastFunction, getCatalogNameForMetadata, getCatalogNameForMetadata, getChar, getCharacterStream, getClob, getClobString, getColumnDBName, getColumnIdentifier, getColumnNameForMetadata, getColumnNameForMetadata, getColumns, getColumns, getConversionKey, getCreateIndexSQL, getCreateSequenceSQL, getCreateTableSQL, getCreateTableSQL, 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, getGenKeySeqName, getIdentifierConcatenator, getIdentifierDelimiter, getIdentifierRule, getIdentifierRules, getIdentityColumnName, getImportedKeys, getImportedKeys, getImportedKeys, getImportedKeys, getIndexInfo, getIndexInfo, getInvalidColumnWordSet, getIsNotNullSQL, getIsNullSQL, getJDBCType, getJDBCType, getJDBCType, getKey, getLeadingDelimiter, getLocale, getLog, getMajorVersion, getMarkerForInsertUpdate, getMillisecondBehavior, getMinorVersion, getNamingUtil, getNumber, getPreferredType, getPrimaryKeyConstraintSQL, getPrimaryKeys, getPrimaryKeys, getPrimaryKeysFromBestRowIdentifier, getPrimaryKeysFromBestRowIdentifier, getPrimaryKeysFromGetPrimaryKeys, getPrimaryKeysFromGetPrimaryKeys, getRef, getSchemaCase, getSchemaNameForMetadata, getSchemaNameForMetadata, getSelectOperation, getSelects, getSelectTableAliases, getSequence, getSequences, getSequences, getStoredProcedure, 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, insertClobForStreamingLoad, insertSize, isFatalException, isImplicitJoin, isSelect, isUsingLimit, isUsingOffset, isUsingOrderBy, isUsingRange, makeNameValid, makeNameValid, makeNameValid, makeNameValid, matchErrorState, mathFunction, needsToCreateIndex, needsToCreateIndex, newColumn, newForeignKey, newIndex, newPrimaryKey, newSequence, newStoreException, newTable, prepareStatement, putBytes, putChars, putString, refSchemaComponents, serialize, setArray, setAsciiStream, setBatchLimit, setBigDecimal, setBigInteger, setBinaryStream, setBlob, setBlobObject, setBoolean, setBooleanRepresentation, setByte, setBytes, setCalendar, setChar, setCharacterStream, setClob, setConfiguration, setDate, setDate, setDateMillisecondBehavior, setDefaultSchemaName, setDelimitedCase, setDelimitIdentifiers, setDouble, setFloat, setInt, setJoinSyntax, setLeadingDelimiter, setLocale, setLong, setMajorVersion, setMinorVersion, setNumber, setObject, setQueryTimeout, setRef, setShort, setStatementQueryTimeout, setString, setSupportsDelimitedIdentifiers, setSupportsXMLColumn, setTime, setTimeouts, setTimeouts, setTimestamp, setTrailingDelimiter, setTrimSchemaName, setTyped, setUnknown, setUnknown, setXMLTypeEncoding, shorten, startConfiguration, storageWarning, substring, supportsDeferredForeignKeyConstraints, supportsDeleteAction, supportsIsolationForUpdate, supportsLocking, supportsRandomAccessResultSet, supportsUpdateAction, toBulkOperation, toDBName, toDBName, toDelete, toNativeJoin, toOperation, toOperation, toSelect, toSelect, toSelect, toSelect, toSelect, toSelectCount, toSQL92Join, toTraditionalJoin, toUpdate, updateClob, validateBatchProcess, validateDBSpecificBatchProcess, versionEqualOrEarlierThan, versionEqualOrLaterThan, versionLaterThan

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - _timestampTypes
```
protected Set<String> _timestampTypes
```
  - allSequencesSQL
```
public String allSequencesSQL
```
    SQL statement to load all sequence schema,name pairs from all schemas.
  - namedSequencesFromAllSchemasSQL
```
public String namedSequencesFromAllSchemasSQL
```
    SQL statement to load schema,name pairs for all sequences with a certain name from all schemas.
  - allSequencesFromOneSchemaSQL
```
public String allSequencesFromOneSchemaSQL
```
    SQL statement to load schema,name pairs from a named schema.
  - namedSequenceFromOneSchemaSQL
```
public String namedSequenceFromOneSchemaSQL
```
    SQL statement to load a sequence's schema,name pair from one schema.
  - supportsSetFetchSize
```
public boolean supportsSetFetchSize
```
    Some Postgres drivers do not support the Statement.setFetchSize(int) method.
  - isOwnedSequenceSQL
```
public String isOwnedSequenceSQL
```
    Statement used to determine whether a sequence is owned. Owned sequences are managed by the database and are considered system sequences. parm 1: '' parm 2: ''
- Constructor Detail
  - PostgresDictionary
```
public PostgresDictionary()
```
- Method Detail
  - getDate
```
public Date getDate(ResultSet rs,
                    int column)
             throws SQLException
```
    Description copied from class: DBDictionary
    
    Convert the specified column of the SQL ResultSet to the proper java type. Converts the date from a Timestamp by default.
    
    Overrides:
    
    getDate in class DBDictionary
    
    Throws:
    
    SQLException
  - getByte
```
public byte getByte(ResultSet rs,
                    int column)
             throws SQLException
```
    Description copied from class: DBDictionary
    
    Convert the specified column of the SQL ResultSet to the proper java type.
    
    Overrides:
    
    getByte in class DBDictionary
    
    Throws:
    
    SQLException
  - getShort
```
public short getShort(ResultSet rs,
                      int column)
               throws SQLException
```
    Description copied from class: DBDictionary
    
    Convert the specified column of the SQL ResultSet to the proper java type.
    
    Overrides:
    
    getShort in class DBDictionary
    
    Throws:
    
    SQLException
  - getInt
```
public int getInt(ResultSet rs,
                  int column)
           throws SQLException
```
    Description copied from class: DBDictionary
    
    Convert the specified column of the SQL ResultSet to the proper java type.
    
    Overrides:
    
    getInt in class DBDictionary
    
    Throws:
    
    SQLException
  - getLong
```
public long getLong(ResultSet rs,
                    int column)
             throws SQLException
```
    Description copied from class: DBDictionary
    
    Convert the specified column of the SQL ResultSet to the proper java type.
    
    Overrides:
    
    getLong in class DBDictionary
    
    Throws:
    
    SQLException
  - setNull
```
public void setNull(PreparedStatement stmnt,
                    int idx,
                    int colType,
                    Column col)
             throws SQLException
```
    Handle XML and bytea/oid columns in a PostgreSQL way.
    
    Overrides:
    
    setNull in class DBDictionary
    
    Throws:
    
    SQLException
  - appendSelectRange
```
protected void appendSelectRange(SQLBuffer buf,
                                 long start,
                                 long end,
                                 boolean subselect)
```
    Description copied from class: DBDictionary
    
    If this dictionary can select ranges, use this method to append the range SQL.
    
    Overrides:
    
    appendSelectRange in class DBDictionary
  - 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
  - supportsDeferredUniqueConstraints
```
protected boolean supportsDeferredUniqueConstraints()
```
    Description copied from class: DBDictionary
    
    Whether or not this dictionary supports deferred unique constraints. This implementation returns DBDictionary.supportsUniqueConstraints.
    
    Overrides:
    
    supportsDeferredUniqueConstraints in class DBDictionary
  - getSequencesSQL
```
protected String getSequencesSQL(String schemaName,
                                 String sequenceName)
```
    Description copied from class: DBDictionary
    
    Return the SQL needed to select the list of sequences.
    
    Overrides:
    
    getSequencesSQL in class DBDictionary
  - getSequencesSQL
```
protected String getSequencesSQL(DBIdentifier schemaName,
                                 DBIdentifier sequenceName)
```
    Overrides:
    
    getSequencesSQL in class DBDictionary
  - isSystemSequence
```
public boolean isSystemSequence(String name,
                                String schema,
                                boolean targetSchema)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemSequence in class DBDictionary
    
    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
  - isSystemSequence
```
public boolean isSystemSequence(DBIdentifier name,
                                DBIdentifier schema,
                                boolean targetSchema)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemSequence in class DBDictionary
    
    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
  - isSystemSequence
```
public boolean isSystemSequence(DBIdentifier name,
                                DBIdentifier schema,
                                boolean targetSchema,
                                Connection conn)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemSequence in class DBDictionary
    
    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
    
    conn - connection to the database
  - isOwnedSequence
```
public boolean isOwnedSequence(DBIdentifier name,
                               DBIdentifier schema,
                               Connection conn)
```
    Uses the native Postgres function pg_get_serial_sequence to determine whether a sequence is owned by the database. Column types such as bigserial use a system assigned sequence generator of the format: table_column_seq
  - isSystemTable
```
public boolean isSystemTable(String name,
                             String schema,
                             boolean targetSchema)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemTable in class DBDictionary
    
    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
  - isSystemTable
```
public boolean isSystemTable(DBIdentifier name,
                             DBIdentifier schema,
                             boolean targetSchema)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemTable in class DBDictionary
    
    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)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemIndex in class DBDictionary
    
    Parameters:
    
    name - the index name
    
    table - the index table
  - isSystemIndex
```
public boolean isSystemIndex(DBIdentifier name,
                             Table table)
```
    Description copied from class: DBDictionary
    
    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.
    
    Overrides:
    
    isSystemIndex in class DBDictionary
    
    Parameters:
    
    name - the index name
    
    table - the index table
  - 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
  - getLOBStream
```
public InputStream getLOBStream(JDBCStore store,
                                ResultSet rs,
                                int column)
                         throws SQLException
```
    Overrides:
    
    getLOBStream in class DBDictionary
    
    Throws:
    
    SQLException
  - insertBlobForStreamingLoad
```
public void insertBlobForStreamingLoad(Row row,
                                       Column col,
                                       JDBCStore store,
                                       Object ob,
                                       Select sel)
                                throws SQLException
```
    Overrides:
    
    insertBlobForStreamingLoad in class DBDictionary
    
    Throws:
    
    SQLException
  - updateBlob
```
public void updateBlob(Select sel,
                       JDBCStore store,
                       InputStream is)
                throws SQLException
```
    Overrides:
    
    updateBlob in class DBDictionary
    
    Throws:
    
    SQLException
  - deleteStream
```
public void deleteStream(JDBCStore store,
                         Select sel)
                  throws SQLException
```
    Overrides:
    
    deleteStream in class DBDictionary
    
    Throws:
    
    SQLException
  - connectedConfiguration
```
public void connectedConfiguration(Connection conn)
                            throws SQLException
```
    Determine XML column support and backslash handling.
    
    Overrides:
    
    connectedConfiguration in class DBDictionary
    
    Throws:
    
    SQLException
  - setClobString
```
public void setClobString(PreparedStatement stmnt,
                          int idx,
                          String val,
                          Column col)
                   throws SQLException
```
    If column is an XML column, PostgreSQL requires that its value is set by using PreparedStatement.setObject(int, Object, int) with Types.OTHER as the third argument.
    
    Overrides:
    
    setClobString in class DBDictionary
    
    Throws:
    
    SQLException
  - getObject
```
public Object getObject(ResultSet rs,
                        int column,
                        Map map)
                 throws SQLException
```
    Override the getOjbect() method to handle the case where the latest Postgres JDBC driver returns a org.postgresql.util.PGobject instead of a java.sql.Timestamp
    
    Overrides:
    
    getObject in class DBDictionary
    
    Parameters:
    
    rs -
    
    column -
    
    map -
    
    Throws:
    
    SQLException
  - appendXmlComparison
```
public void appendXmlComparison(SQLBuffer buf,
                                String op,
                                FilterValue lhs,
                                FilterValue rhs,
                                boolean lhsxml,
                                boolean rhsxml)
```
    Append XML comparison.
    
    Overrides:
    
    appendXmlComparison in class DBDictionary
    
    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
    
    lhsxml - indicates whether the left operand maps to XML
    
    rhsxml - indicates whether the right operand maps to XML
  - getPlaceholderValueString
```
public String getPlaceholderValueString(Column col)
```
    Return a SQL string to act as a placeholder for the given column.
    
    Overrides:
    
    getPlaceholderValueString in class DBDictionary
  - getLargeObjectManager
```
protected org.postgresql.largeobject.LargeObjectManager getLargeObjectManager(DelegatingConnection conn)
                                                                       throws SQLException
```
    Get the native PostgreSQL Large Object Manager used for LOB handling.
    
    Throws:
    
    SQLException
  - getPGConnection
```
protected org.postgresql.PGConnection getPGConnection(DelegatingConnection conn)
```
    Get the native PostgreSQL connection from the given connection. Various attempts of unwrapping are being performed.
  - getDbcpDelegate
```
protected Connection getDbcpDelegate(Connection conn)
```
    Get the delegated connection from the given DBCP connection.
    
    Parameters:
    
    conn - must be a DBCP connection
    
    Returns:
    
    connection the DBCP connection delegates to

Class PostgresDictionary

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.openjpa.jdbc.sql.DBDictionary

Field Summary

Fields inherited from class org.apache.openjpa.jdbc.sql.DBDictionary

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

Constructor Summary

Method Summary

Methods inherited from class org.apache.openjpa.jdbc.sql.DBDictionary

Methods inherited from class java.lang.Object

Field Detail

_timestampTypes

allSequencesSQL

namedSequencesFromAllSchemasSQL

allSequencesFromOneSchemaSQL

namedSequenceFromOneSchemaSQL

supportsSetFetchSize

isOwnedSequenceSQL

Constructor Detail

PostgresDictionary

Method Detail

getDate

getByte

getShort

getInt

getLong

setNull

appendSelectRange

indexOf

supportsDeferredUniqueConstraints

getSequencesSQL

getSequencesSQL

isSystemSequence

isSystemSequence

isSystemSequence

isOwnedSequence

isSystemTable

isSystemTable

isSystemIndex

isSystemIndex

decorate

getLOBStream

insertBlobForStreamingLoad

updateBlob

deleteStream

connectedConfiguration

setClobString

getObject

appendXmlComparison

getPlaceholderValueString

getLargeObjectManager

getPGConnection

getDbcpDelegate