Package org.eclipse.persistence.platform.database

Class DB2MainframePlatform

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.DB2Platform
org.eclipse.persistence.platform.database.DB2MainframePlatform
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 DB2MainframePlatform extends DB2Platform
Purpose: Provides DB2 Mainframe specific behavior.

This provides for some additional compatibility in certain DB2 versions on OS390. Responsibilities:

  • Specialized CONCAT syntax
See Also:

  • 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, shouldBindPartialParameters, 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, supportsReturnGeneratedKeys, tableQualifier, timestampQuery

  • Constructor Summary

    Constructors
    Constructor
    Description
    DB2MainframePlatform()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    protected Hashtable
    buildFieldTypes()
    Return the mapping of class types to database types for the schema framework.
    String
    getSelectForUpdateString()
    INTERNAL: Used for pessimistic locking in DB2.
    String
    getTableCreationSuffix()
    PUBLIC: Get the String used on all table creation statements generated from the DefaultTableGenerator with a session using this project (DDL generation).
    protected void
    initializePlatformOperators()
    Initialize any platform-specific operators
    boolean
    supportsOuterJoinsWithBrackets()
    INTERNAL: Return if brackets can be used in the ON clause for outer joins.

    Methods inherited from class org.eclipse.persistence.platform.database.DB2Platform

    allowBindingForSelectClause, appendByteArray, appendCalendar, appendDate, appendDB2Calendar, appendDB2Date, appendDB2Timestamp, appendTime, appendTimestamp, ascendingOperator, buildSelectQueryForIdentity, buildSelectQueryForSequenceObject, caseConditionOperator, caseOperator, coalesceOperator, concatOperator, count, descendingOperator, disableAllBindingExpression, disableAtLeast1BindingExpression, distinct, dontBindUpdateAllQueryUsingTempTables, getCreateTempTableSqlBodyForTable, getCreateTempTableSqlPrefix, getCreateTempTableSqlSuffix, getMaxFieldNameSize, getMaxForeignKeyNameSize, getMaxUniqueKeyNameSize, getNativeTableInfo, getNoWaitString, getProcedureArgument, getProcedureAsString, getProcedureBeginString, getProcedureCallHeader, getProcedureEndString, getTempTableForTable, getTimestampQuery, initializeConnectionData, isAlterSequenceObjectSupported, isDB2, isDynamicSQLRequiredForFunctions, isNullAllowedInSelectClause, lengthOperator, ltrim2Operator, max, maximumNumericValues, min, minimumNumericValues, nullifOperator, printFieldIdentityClause, printFieldTypeSize, printSQLSelectStatement, rtrim2Operator, shouldBindPartialParameters, shouldIgnoreException, shouldPrintForUpdateClause, shouldPrintOutputTokenAtStart, shouldUseJDBCOuterJoinSyntax, supportsGlobalTempTables, supportsIdentity, supportsLockingQueriesWithMultipleTables, supportsOrderByParameters, supportsSequenceObjects, trim2, writeParameterMarker

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

    addBatch, addStructConverter, allowsSizeInProcedureArguments, appendBoolean, appendLiteralToCall, appendLiteralToCallWithBinding, appendNumber, appendParameter, appendParameterInternal, appendString, autoCommit, beginTransaction, buildBatchCriteria, buildBatchCriteriaForComplexId, buildCallWithReturning, buildClassTypes, buildCreateIndex, buildCreateIndex, buildDropIndex, buildDropIndex, buildProcedureCallString, buildSequenceObjectAlterIncrementWriter, buildSequenceObjectCreationWriter, buildSequenceObjectDeletionWriter, canBatchWriteWithOptimisticLocking, canBuildCallWithReturning, checkTableExists, commitTransaction, computeMaxRowsForSQL, convertToDatabaseType, copyInto, createArray, createArray, createPlatformDefaultSequence, createStruct, createStruct, createStruct, executeBatch, executeStoredProcedure, freeTemporaryObject, getAssignmentString, getBatchBeginString, getBatchDelimiterString, getBatchEndString, getBatchRowCountAssignString, getBatchRowCountDeclareString, getBatchRowCountReturnString, getBatchWritingMechanism, getCastSizeForVarcharParameter, getClassTypes, getConnection, getConnectionUserName, getConstraintDeletionString, getCreateDatabaseSchemaString, getCreateViewString, getCreationInOutputProcedureToken, getCreationOutputProcedureToken, getCursorCode, getCustomModifyValueForCall, getDefaultSequenceTableName, getDriverSupportsNVarChar, getDropCascadeString, getDropDatabaseSchemaString, getFieldTypeDefinition, getFieldTypes, getFunctionCallHeader, getIndexNamePrefix, getInOutputProcedureToken, getInputProcedureToken, getJDBCOuterJoinString, getJDBCType, getJDBCType, getJDBCTypeForSetNull, getJdbcTypeName, getMaxBatchWritingSize, getMaxIndexNameSize, getObjectFromResultSet, getOutputProcedureToken, getParameterValueFromDatabaseCall, getParameterValueFromDatabaseCall, getPartitioningCallback, getPingSQL, getProcedureArgument, getProcedureArgumentString, getProcedureCallTail, getProcedureOptionList, getQualifiedName, getQualifiedSequenceTableName, getRefValue, getRefValue, getSelectForUpdateNoWaitString, getSelectForUpdateOfString, getSelectForUpdateWaitString, getSequenceCounterFieldName, getSequenceNameFieldName, getSequencePreallocationSize, getSequenceTableName, getStatementCacheSize, getStoredProcedureParameterPrefix, getStoredProcedureTerminationToken, getStringBindingSize, getStructConverters, getTableExistsQuery, getTransactionIsolation, getTypeConverters, getUniqueConstraintDeletionString, getUseNationalCharacterVaryingTypeForString, getVPDClearIdentifierQuery, getVPDCreationFunctionString, getVPDCreationPolicyString, getVPDDeletionString, getVPDSetIdentifierQuery, hasPartitioningCallback, initialize, isCastRequired, isForUpdateCompatibleWithDistinct, isInformixOuterJoin, isJDBCExecuteCompliant, isLobCompatibleWithDistinct, isLockTimeoutException, isOutputAllowWithResultSet, isRowCountOutputParameterRequired, isXDBDocument, minimumTimeIncrement, prepareBatchStatement, printFieldNotNullClause, printFieldNullClause, 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, setShouldBindPartialParameters, 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, shouldOptimizeDataConversion, shouldPrintAliasForUpdate, shouldPrintConstraintNameAfter, shouldPrintFieldIdentityClause, shouldPrintInnerJoinInWhereClause, shouldPrintInOutputTokenBeforeType, shouldPrintInputTokenAtStart, shouldPrintLockingClauseAfterWhereClause, shouldPrintOuterJoinInWhereClause, shouldPrintOutputTokenBeforeType, shouldPrintStoredProcedureArgumentNameInCall, shouldPrintStoredProcedureVariablesAfterBeginString, shouldTempTableSpecifyPrimaryKeys, shouldTrimStrings, shouldUseCustomModifyForCall, shouldUseGetSetNString, shouldUseRownumFiltering, supportsANSIInnerJoinSyntax, supportsAutoCommit, supportsAutoConversionToNumericForArithmeticOperations, supportsConnectionUserName, supportsCountDistinctWithMultipleFields, supportsDeleteOnCascade, supportsForeignKeyConstraints, supportsIndexes, supportsIndividualTableLocking, supportsLocalTempTables, supportsNestingOuterJoins, 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, writeTableCreationSuffix, writeUpdateOriginalFromTempTableSql

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

    addOperator, addSequence, addSequence, buildNativeCall, 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, isDB2Z, isDBase, isDerby, isFirebird, 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, setSupportsReturnGeneratedKeys, setTableQualifier, setTimestampQuery, setUpdateSequenceQuery, shouldNativeSequenceUseTransaction, shouldPrepare, shouldSelectDistinctIncludeOrderBy, shouldSelectIncludeOrderBy, supportsNativeSequenceNumbers, supportsReturnGeneratedKeys, toString, usesPlatformDefaultSequence

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • DB2MainframePlatform

      public DB2MainframePlatform()

  • Method Details

    • initializePlatformOperators

      protected void initializePlatformOperators()
      Initialize any platform-specific operators
      Overrides:
      initializePlatformOperators in class DB2Platform

    • getSelectForUpdateString

      public String getSelectForUpdateString()
      INTERNAL: Used for pessimistic locking in DB2. Without the "WITH RS" the lock is not held. AS/400 does not support UPDATE type lock, so EXCLUSIVE is used instead.
      Overrides:
      getSelectForUpdateString in class DB2Platform

    • supportsOuterJoinsWithBrackets

      public boolean supportsOuterJoinsWithBrackets()
      INTERNAL: Return if brackets can be used in the ON clause for outer joins. Some DB2 versions on OS390 do not allow this.
      Overrides:
      supportsOuterJoinsWithBrackets in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform

    • 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 DB2Platform

    • getTableCreationSuffix

      public String getTableCreationSuffix()
      Description copied from class: org.eclipse.persistence.internal.databaseaccess.DatabasePlatform
      PUBLIC: Get the String used on all table creation statements generated from the DefaultTableGenerator with a session using this project (DDL generation). This value will be appended to CreationSuffix strings stored on the DatabaseTable or TableDefinition.
      Overrides:
      getTableCreationSuffix in class org.eclipse.persistence.internal.databaseaccess.DatabasePlatform