org.eclipse.persistence.platform.database

Class FirebirdPlatform

java.lang.Object

org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

org.eclipse.persistence.platform.database.DatabasePlatform

org.eclipse.persistence.platform.database.FirebirdPlatform

All Implemented Interfaces:

Serializable, Cloneable, org.eclipse.persistence.internal.core.databaseaccess.CorePlatform<org.eclipse.persistence.internal.helper.ConversionManager>, org.eclipse.persistence.internal.databaseaccess.Platform

public class FirebirdPlatform
extends DatabasePlatform

See Also:

Serialized Form

Field Summary

Fields inherited from class org.eclipse.persistence.platform.database.DatabasePlatform

DEFAULT_VARCHAR_SIZE

Fields inherited from class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

batchWritingMechanism, castSizeForVarcharParameter, classTypes, cursorCode, DEFAULT_MAX_BATCH_WRITING_SIZE, DEFAULT_PARAMETERIZED_MAX_BATCH_WRITING_SIZE, driverName, driverSupportsNationalCharacterVarying, fieldTypes, IS_VALID_TIMEOUT, isCastRequired, maxBatchWritingSize, partitioningCallback, pingSQL, printInnerJoinInWhereClause, printOuterJoinInWhereClause, shouldBindAllParameters, shouldBindLiterals, shouldCacheAllStatements, shouldCreateIndicesOnForeignKeys, shouldForceBindAllParameters, shouldForceFieldNamesToUpperCase, shouldIgnoreCaseOnFieldComparisons, shouldOptimizeDataConversion, shouldTrimStrings, statementCacheSize, storedProcedureTerminationToken, stringBindingSize, structConverters, supportsAutoCommit, tableCreationSuffix, transactionIsolation, typeConverters, useJDBCStoredProcedureSyntax, useNationalCharacterVarying, useRownumFiltering, usesBatchWriting, usesByteArrayBinding, usesJDBCBatchWriting, usesNativeBatchWriting, usesNativeSQL, usesStreamsForBinding, usesStringBinding

Fields inherited from class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

conversionManager, dataTypesConvertedFromAClass, dataTypesConvertedToAClass, defaultNativeSequenceToTable, defaultSeqenceAtNextValue, defaultSequence, endDelimiter, platformOperators, sequences, sequencesLock, startDelimiter, tableQualifier, timestampQuery

Constructor Summary

Constructors

Constructor and Description
FirebirdPlatform()

Method Summary

Modifier and Type	Method and Description
protected Hashtable	buildFieldTypes() Return the mapping of class types to database types for the schema framework.
ValueReadQuery	buildSelectQueryForSequenceObject(String seqName, Integer size) INTERNAL: Returns query used to read value generated by sequence object (like Oracle sequence).
Writer	buildSequenceObjectCreationWriter(Writer writer, String fullSeqName, int increment, int start) INTERNAL: Returns sql used to create sequence object in the database.
Writer	buildSequenceObjectDeletionWriter(Writer writer, String fullSeqName) INTERNAL: Returns sql used to delete sequence object from the database.
int	getMaxForeignKeyNameSize() INTERNAL: returns the maximum number of characters that can be used in a foreign key name on this platform.
int	getMaxUniqueKeyNameSize() INTERNAL: returns the maximum number of characters that can be used in a unique key name on this platform.
String	getSelectForUpdateString() WITH LOCK is required on FB to hold the lock.
ValueReadQuery	getTimestampQuery() This method can be overridden by subclasses to return a query that will return the timestamp from the server.
protected ExpressionOperator	greatest() INTERNAL: Build FB equivalent to GREATEST(x, y) FB: CASE WHEN x >= y THEN x ELSE y END
protected void	initializePlatformOperators() Initialize any platform-specific operators
boolean	isAlterSequenceObjectSupported() INTERNAL: Override this method if the platform supports sequence objects and it's possible to alter sequence object's increment in the database.
boolean	isDynamicSQLRequiredForFunctions() INTERNAL Firebird has some issues with using parameters on certain functions and relations.
boolean	isFirebird()
protected ExpressionOperator	leftTrim() INTERNAL: Build FB equivalent to LTRIM(string_exp).
static ExpressionOperator	monthsBetweenOperator() INTERNAL: Use MONTH function for MONTH_BETWEEN.
void	printSQLSelectStatement(org.eclipse.persistence.internal.databaseaccess.DatabaseCall call, org.eclipse.persistence.internal.expressions.ExpressionSQLPrinter printer, org.eclipse.persistence.internal.expressions.SQLSelectStatement statement) Print the pagination SQL using FB syntax " ROWS <max> TO <first>".
protected ExpressionOperator	rightTrim() INTERNAL: Build FB equivalent to LTRIM(string_exp).
protected ExpressionOperator	rightTrim2() INTERNAL: Build FB equivalent to RTRIM(string_exp, character).
protected ExpressionOperator	substring() INTERNAL: Build FB equivalent to SUBSTR(x, y) FB: SUBSTRING(x FROM y)
protected ExpressionOperator	substring2() INTERNAL: Build FB equivalent to SUBSTR(x, y, z) FB: SUBSTRING(x FROM y FOR z)
boolean	supportsForeignKeyConstraints()
boolean	supportsSequenceObjects() INTERNAL: Indicates whether the platform supports sequence objects.
static ExpressionOperator	toNumberOperator() INTERNAL: Use CONVERT function for toNumber.

Methods inherited from class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

addBatch, addStructConverter, allowsSizeInProcedureArguments, appendBoolean, appendByteArray, appendCalendar, appendDate, appendLiteralToCall, appendLiteralToCallWithBinding, appendNumber, appendParameter, appendParameterInternal, appendString, appendTime, appendTimestamp, autoCommit, beginTransaction, buildBatchCriteria, buildBatchCriteriaForComplexId, buildCallWithReturning, buildClassTypes, buildCreateIndex, buildCreateIndex, buildDropIndex, buildDropIndex, buildProcedureCallString, buildSequenceObjectAlterIncrementWriter, canBatchWriteWithOptimisticLocking, canBuildCallWithReturning, checkTableExists, commitTransaction, computeMaxRowsForSQL, convertToDatabaseType, copyInto, createArray, createArray, createPlatformDefaultSequence, createStruct, createStruct, dontBindUpdateAllQueryUsingTempTables, executeBatch, executeStoredProcedure, freeTemporaryObject, getAssignmentString, getBatchBeginString, getBatchDelimiterString, getBatchEndString, getBatchRowCountAssignString, getBatchRowCountDeclareString, getBatchRowCountReturnString, getBatchWritingMechanism, getCastSizeForVarcharParameter, getClassTypes, getConnection, getConnectionUserName, getConstraintDeletionString, getCreateDatabaseSchemaString, getCreateTempTableSqlBodyForTable, getCreateTempTableSqlPrefix, getCreateTempTableSqlSuffix, getCreateViewString, getCreationInOutputProcedureToken, getCreationOutputProcedureToken, getCursorCode, getCustomModifyValueForCall, getDefaultSequenceTableName, getDriverSupportsNVarChar, getDropCascadeString, getDropDatabaseSchemaString, getFieldTypeDefinition, getFieldTypes, getFunctionCallHeader, getIndexNamePrefix, getInOutputProcedureToken, getInputProcedureToken, getJDBCOuterJoinString, getJDBCType, getJDBCType, getJDBCTypeForSetNull, getJdbcTypeName, getMaxBatchWritingSize, getMaxFieldNameSize, getMaxIndexNameSize, getNoWaitString, getObjectFromResultSet, getOutputProcedureToken, getParameterValueFromDatabaseCall, getParameterValueFromDatabaseCall, getPartitioningCallback, getPingSQL, getProcedureArgument, getProcedureArgumentString, getProcedureAsString, getProcedureBeginString, getProcedureCallHeader, getProcedureCallTail, getProcedureEndString, getProcedureOptionList, getQualifiedName, getQualifiedSequenceTableName, getRefValue, getRefValue, getSelectForUpdateNoWaitString, getSelectForUpdateOfString, getSelectForUpdateWaitString, getSequenceCounterFieldName, getSequenceNameFieldName, getSequencePreallocationSize, getSequenceTableName, getStatementCacheSize, getStoredProcedureParameterPrefix, getStoredProcedureTerminationToken, getStringBindingSize, getStructConverters, getTableCreationSuffix, getTableExistsQuery, getTempTableForTable, getTransactionIsolation, getTypeConverters, getUniqueConstraintDeletionString, getUseNationalCharacterVaryingTypeForString, getVPDClearIdentifierQuery, getVPDCreationFunctionString, getVPDCreationPolicyString, getVPDDeletionString, getVPDSetIdentifierQuery, hasPartitioningCallback, initialize, initializeConnectionData, isCastRequired, isForUpdateCompatibleWithDistinct, isInformixOuterJoin, isJDBCExecuteCompliant, isLobCompatibleWithDistinct, isLockTimeoutException, isNullAllowedInSelectClause, isOutputAllowWithResultSet, isRowCountOutputParameterRequired, isXDBDocument, maximumNumericValues, minimumNumericValues, minimumTimeIncrement, prepareBatchStatement, printFieldIdentityClause, printFieldNotNullClause, printFieldNullClause, printFieldTypeSize, printFieldTypeSize, printFieldUnique, printFieldUnique, printStoredFunctionReturnKeyWord, printValuelist, printValuelist, registerOutputParameter, registerOutputParameter, registerOutputParameter, registerOutputParameter, requiresNamedPrimaryKeyConstraints, requiresProcedureBrackets, requiresProcedureCallBrackets, requiresProcedureCallOuputToken, requiresTableInIndexDropDDL, requiresTypeNameToRegisterOutputParameter, requiresUniqueConstraintCreationOnTableCreate, retrieveFirstPrimaryKeyOrOne, rollbackTransaction, setBatchWritingMechanism, setCastSizeForVarcharParameter, setClassTypes, setCursorCode, setDriverName, setDriverSupportsNVarChar, setFieldTypes, setIsCastRequired, setMaxBatchWritingSize, setNullFromDatabaseField, setNullFromDatabaseField, setParameterValueInDatabaseCall, setParameterValueInDatabaseCall, setPartitioningCallback, setPingSQL, setPrintInnerJoinInWhereClause, setPrintOuterJoinInWhereClause, setSequenceCounterFieldName, setSequenceNameFieldName, setSequenceTableName, setShouldBindAllParameters, setShouldBindLiterals, setShouldCacheAllStatements, setShouldCreateIndicesOnForeignKeys, setShouldForceBindAllParameters, setShouldForceFieldNamesToUpperCase, setShouldIgnoreCaseOnFieldComparisons, setShouldOptimizeDataConversion, setShouldTrimStrings, setShouldUseRownumFiltering, setStatementCacheSize, setStoredProcedureTerminationToken, setStringBindingSize, setSupportsAutoCommit, setTableCreationSuffix, setTransactionIsolation, setUseJDBCStoredProcedureSyntax, setUseNationalCharacterVaryingTypeForString, setUsesBatchWriting, setUsesByteArrayBinding, setUsesJDBCBatchWriting, setUsesNativeBatchWriting, setUsesNativeSQL, setUsesStreamsForBinding, setUsesStringBinding, shouldAlwaysUseTempStorageForModifyAll, shouldBindAllParameters, shouldBindLiterals, shouldCacheAllStatements, shouldCreateIndicesForPrimaryKeys, shouldCreateIndicesOnForeignKeys, shouldCreateIndicesOnUniqueKeys, shouldForceBindAllParameters, shouldForceFieldNamesToUpperCase, shouldIgnoreCaseOnFieldComparisons, shouldIgnoreException, shouldOptimizeDataConversion, shouldPrintAliasForUpdate, shouldPrintConstraintNameAfter, shouldPrintFieldIdentityClause, shouldPrintForUpdateClause, shouldPrintInnerJoinInWhereClause, shouldPrintInOutputTokenBeforeType, shouldPrintInputTokenAtStart, shouldPrintLockingClauseAfterWhereClause, shouldPrintOuterJoinInWhereClause, shouldPrintOutputTokenAtStart, shouldPrintOutputTokenBeforeType, shouldPrintStoredProcedureArgumentNameInCall, shouldPrintStoredProcedureVariablesAfterBeginString, shouldTempTableSpecifyPrimaryKeys, shouldTrimStrings, shouldUseCustomModifyForCall, shouldUseGetSetNString, shouldUseJDBCOuterJoinSyntax, shouldUseRownumFiltering, supportsANSIInnerJoinSyntax, supportsAutoCommit, supportsAutoConversionToNumericForArithmeticOperations, supportsConnectionUserName, supportsCountDistinctWithMultipleFields, supportsDeleteOnCascade, supportsGlobalTempTables, supportsIndexes, supportsIndividualTableLocking, supportsLocalTempTables, supportsLockingQueriesWithMultipleTables, supportsNestingOuterJoins, supportsOuterJoinsWithBrackets, supportsPrimaryKeyConstraint, supportsStoredFunctions, supportsTempTables, supportsUniqueColumns, supportsUniqueKeyConstraints, supportsVPD, supportsWaitForUpdate, usesBatchWriting, usesByteArrayBinding, usesJDBCBatchWriting, usesNativeBatchWriting, usesNativeSQL, usesSequenceTable, usesStreamsForBinding, usesStringBinding, wasFailureCommunicationBased, writeAddColumnClause, writeAutoAssignmentSetClause, writeAutoJoinWhereClause, writeCleanUpTempTableSql, writeCreateTempTableSql, writeDeleteFromTargetTableUsingTempTableSql, writeFields, writeFieldsAutoClause, writeFieldsList, writeInsertIntoTableSql, writeJoinWhereClause, writeLOB, writeParameterMarker, writeTableCreationSuffix, writeUpdateOriginalFromTempTableSql

Methods inherited from class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

addOperator, addSequence, addSequence, buildNativeCall, buildSelectQueryForIdentity, buildSelectQueryForIdentity, buildSelectQueryForSequenceObject, clone, convertObject, createConnectionCustomizer, createExpressionFor, getConversionManager, getDataTypesConvertedFrom, getDataTypesConvertedTo, getDefaultNativeSequenceToTable, getDefaultSeqenceAtNextValue, getDefaultSequence, getDefaultSequenceToWrite, getEndDelimiter, getINClauseLimit, getOperator, getPlatformOperators, getSelectSequenceQuery, getSequence, getSequences, getSequencesToWrite, getStartDelimiter, getTableQualifier, getTimestampFromServer, getUpdateSequenceQuery, hasDefaultSequence, initializeDefaultQueries, initIdentitySequences, isAccess, isAttunity, isCloudscape, isDB2, isDB2Z, isDBase, isDerby, isH2, isHANA, isHSQL, isInformix, isMaxDB, isMySQL, isODBC, isOracle, isOracle12, isOracle9, isPervasive, isPointBase, isPostgreSQL, isSQLAnywhere, isSQLServer, isSybase, isSymfoware, isTimesTen, isTimesTen7, removeAllSequences, removeIdentitySequences, removeSequence, sequencesAfterCloneCleanup, setConversionManager, setDefaultNativeSequenceToTable, setDefaultSeqenceAtNextValue, setDefaultSequence, setEndDelimiter, setSelectSequenceNumberQuery, setSequencePreallocationSize, setSequences, setStartDelimiter, setTableQualifier, setTimestampQuery, setUpdateSequenceQuery, shouldNativeSequenceUseTransaction, shouldPrepare, shouldSelectDistinctIncludeOrderBy, shouldSelectIncludeOrderBy, supportsIdentity, supportsNativeSequenceNumbers, toString, usesPlatformDefaultSequence

Methods inherited from class java.lang.Object

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

Constructor Detail

FirebirdPlatform

public FirebirdPlatform()

Method Detail

buildFieldTypes

protected Hashtable buildFieldTypes()

Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

Return the mapping of class types to database types for the schema framework.

Overrides:

buildFieldTypes in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

getMaxForeignKeyNameSize

public int getMaxForeignKeyNameSize()

INTERNAL: returns the maximum number of characters that can be used in a foreign key name on this platform.

Overrides:

getMaxForeignKeyNameSize in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

getMaxUniqueKeyNameSize

public int getMaxUniqueKeyNameSize()

INTERNAL: returns the maximum number of characters that can be used in a unique key name on this platform.

Overrides:

getMaxUniqueKeyNameSize in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

getTimestampQuery

public ValueReadQuery getTimestampQuery()

Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

This method can be overridden by subclasses to return a query that will return the timestamp from the server. return null if the time should be the local time.

Specified by:

getTimestampQuery in interface org.eclipse.persistence.internal.databaseaccess.Platform

Overrides:

getTimestampQuery in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

isAlterSequenceObjectSupported

public boolean isAlterSequenceObjectSupported()

Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

INTERNAL: Override this method if the platform supports sequence objects and it's possible to alter sequence object's increment in the database.

Overrides:

isAlterSequenceObjectSupported in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

buildSequenceObjectCreationWriter

public Writer buildSequenceObjectCreationWriter(Writer writer,
                                                String fullSeqName,
                                                int increment,
                                                int start)
                                         throws IOException

INTERNAL: Returns sql used to create sequence object in the database.

Overrides:

buildSequenceObjectCreationWriter in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

Throws:

IOException

buildSequenceObjectDeletionWriter

public Writer buildSequenceObjectDeletionWriter(Writer writer,
                                                String fullSeqName)
                                         throws IOException

INTERNAL: Returns sql used to delete sequence object from the database.

Overrides:

buildSequenceObjectDeletionWriter in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

Throws:

IOException

buildSelectQueryForSequenceObject

public ValueReadQuery buildSelectQueryForSequenceObject(String seqName,
                                                        Integer size)

Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

INTERNAL: Returns query used to read value generated by sequence object (like Oracle sequence). In case the other version of this method (taking no parameters) returns null, this method is called every time sequence object NativeSequence reads. If the platform supportsSequenceObjects then (at least) one of buildSelectQueryForSequenceObject methods should return non-null query.

Overrides:

buildSelectQueryForSequenceObject in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

supportsSequenceObjects

public boolean supportsSequenceObjects()

Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

INTERNAL: Indicates whether the platform supports sequence objects. This method is to be used *ONLY* by sequencing classes

Overrides:

supportsSequenceObjects in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

supportsForeignKeyConstraints

public boolean supportsForeignKeyConstraints()

Overrides:

supportsForeignKeyConstraints in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

initializePlatformOperators

protected void initializePlatformOperators()

Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

Initialize any platform-specific operators

Overrides:

initializePlatformOperators in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

substring

protected ExpressionOperator substring()

INTERNAL: Build FB equivalent to SUBSTR(x, y) FB: SUBSTRING(x FROM y)

substring2

protected ExpressionOperator substring2()

INTERNAL: Build FB equivalent to SUBSTR(x, y, z) FB: SUBSTRING(x FROM y FOR z)

greatest

protected ExpressionOperator greatest()

INTERNAL: Build FB equivalent to GREATEST(x, y) FB: CASE WHEN x >= y THEN x ELSE y END

leftTrim

protected ExpressionOperator leftTrim()

INTERNAL: Build FB equivalent to LTRIM(string_exp). FB: TRIM(LEADING FROM string_exp)

rightTrim

protected ExpressionOperator rightTrim()

INTERNAL: Build FB equivalent to LTRIM(string_exp). FB: TRIM(LEADING FROM string_exp)

rightTrim2

protected ExpressionOperator rightTrim2()

INTERNAL: Build FB equivalent to RTRIM(string_exp, character). FB: TRIM(TRAILING character FROM string_exp)

toNumberOperator

public static ExpressionOperator toNumberOperator()

INTERNAL: Use CONVERT function for toNumber.

monthsBetweenOperator

public static ExpressionOperator monthsBetweenOperator()

INTERNAL: Use MONTH function for MONTH_BETWEEN.

isFirebird

public boolean isFirebird()

Overrides:

isFirebird in class org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform

printSQLSelectStatement

public void printSQLSelectStatement(org.eclipse.persistence.internal.databaseaccess.DatabaseCall call,
                                    org.eclipse.persistence.internal.expressions.ExpressionSQLPrinter printer,
                                    org.eclipse.persistence.internal.expressions.SQLSelectStatement statement)

Print the pagination SQL using FB syntax " ROWS <max> TO <first>".

Overrides:

printSQLSelectStatement in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

isDynamicSQLRequiredForFunctions

public boolean isDynamicSQLRequiredForFunctions()

INTERNAL Firebird has some issues with using parameters on certain functions and relations. This allows statements to disable binding only in these cases.

Overrides:

isDynamicSQLRequiredForFunctions in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

getSelectForUpdateString

public String getSelectForUpdateString()

WITH LOCK is required on FB to hold the lock.

Overrides:

getSelectForUpdateString in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform