Package com.blazebit.persistence.impl.dialect

Class DB2DbmsDialect

java.lang.Object

com.blazebit.persistence.impl.dialect.DefaultDbmsDialect

com.blazebit.persistence.impl.dialect.DB2DbmsDialect

All Implemented Interfaces:

DbmsDialect

public class DB2DbmsDialect
extends DefaultDbmsDialect

Since:

1.2.0

Author:

Christian Beikov

Constructor Summary

Constructors

Constructor	Description
DB2DbmsDialect()
DB2DbmsDialect(Map<Class<?>,String> childSqlTypes)

Method Summary

Modifier and Type	Method	Description
Map<String,String>	appendExtendedSql(StringBuilder sqlSb, DbmsStatementType statementType, boolean isSubquery, boolean isEmbedded, StringBuilder withClause, String limit, String offset, String dmlAffectedTable, String[] returningColumns, Map<DbmsModificationState,String> includedModificationStates)
void	appendOrderByElement(StringBuilder sqlSb, OrderByElement element, String[] aliases)
DbmsLimitHandler	createLimitHandler()
DeleteJoinStyle	getDeleteJoinStyle()
protected static Map<Class<?>,String>	getSqlTypes()
UpdateJoinStyle	getUpdateJoinStyle()
String	getWithClause(boolean recursive)
protected boolean	isCompatibilityVectorMYS()
boolean	supportsAnsiRowValueConstructor()
boolean	supportsArbitraryLengthMultiset()
boolean	supportsComplexJoinOn()
boolean	supportsExcept(boolean all)
boolean	supportsIntersect(boolean all)
boolean	supportsJoinsInRecursiveCte()
boolean	supportsModificationQueryInWithClause()
boolean	supportsNullPrecedence()
protected boolean	supportsPartitionInRowNumberOver()
boolean	supportsReturningColumns()
boolean	usesExecuteUpdateWhenWithClauseInModificationQuery()

Methods inherited from class com.blazebit.persistence.impl.dialect.DefaultDbmsDialect

appendEmulatedOrderByElementWithNulls, appendExtendedSql, appendLimit, appendOrderBy, appendSet, appendSetOperands, cast, extractReturningResult, getDefaultEscapeCharacter, getDummyTable, getLateralStyle, getOperator, getPhysicalRowId, getPrepareFlags, getSqlType, getValuesStrategy, getWindowFunctionDummyOrderBy, isNullSmallest, needsAliasForFromClause, needsAliasInSetOrderBy, needsCastParameters, needsReturningSqlTypes, needsSetOperationWrapper, needsUniqueSelectItemNamesAlsoWhenTableColumnAliasing, prepare, requiresNullCast, supportsBooleanAggregation, supportsCountTuple, supportsFilterClause, supportsFullRowValueComparison, supportsGroupByExpressionInHavingMatching, supportsLimitInQuantifiedPredicateSubquery, supportsLimitWithoutOrderBy, supportsNestedCorrelations, supportsNonRecursiveWithClause, supportsReturningAllGeneratedKeys, supportsReturningGeneratedKeys, supportsRowValueConstructor, supportsUnion, supportsWindowFunctions, supportsWindowNullPrecedence, supportsWithClause, supportsWithClauseHead, supportsWithClauseInModificationQuery

Methods inherited from class java.lang.Object

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

Constructor Details

DB2DbmsDialect

public DB2DbmsDialect()

DB2DbmsDialect

public DB2DbmsDialect(Map<Class<?>,String> childSqlTypes)

Method Details

getSqlTypes

protected static Map<Class<?>,String> getSqlTypes()

supportsAnsiRowValueConstructor

public boolean supportsAnsiRowValueConstructor()

Specified by:

supportsAnsiRowValueConstructor in interface DbmsDialect

Overrides:

supportsAnsiRowValueConstructor in class DefaultDbmsDialect

getWithClause

public String getWithClause(boolean recursive)

Specified by:

getWithClause in interface DbmsDialect

Overrides:

getWithClause in class DefaultDbmsDialect

getDeleteJoinStyle

public DeleteJoinStyle getDeleteJoinStyle()

Specified by:

getDeleteJoinStyle in interface DbmsDialect

Overrides:

getDeleteJoinStyle in class DefaultDbmsDialect

getUpdateJoinStyle

public UpdateJoinStyle getUpdateJoinStyle()

Specified by:

getUpdateJoinStyle in interface DbmsDialect

Overrides:

getUpdateJoinStyle in class DefaultDbmsDialect

supportsComplexJoinOn

public boolean supportsComplexJoinOn()

Specified by:

supportsComplexJoinOn in interface DbmsDialect

Overrides:

supportsComplexJoinOn in class DefaultDbmsDialect

supportsJoinsInRecursiveCte

public boolean supportsJoinsInRecursiveCte()

Specified by:

supportsJoinsInRecursiveCte in interface DbmsDialect

Overrides:

supportsJoinsInRecursiveCte in class DefaultDbmsDialect

supportsReturningColumns

public boolean supportsReturningColumns()

Specified by:

supportsReturningColumns in interface DbmsDialect

Overrides:

supportsReturningColumns in class DefaultDbmsDialect

supportsModificationQueryInWithClause

public boolean supportsModificationQueryInWithClause()

Specified by:

supportsModificationQueryInWithClause in interface DbmsDialect

Overrides:

supportsModificationQueryInWithClause in class DefaultDbmsDialect

usesExecuteUpdateWhenWithClauseInModificationQuery

public boolean usesExecuteUpdateWhenWithClauseInModificationQuery()

Specified by:

usesExecuteUpdateWhenWithClauseInModificationQuery in interface DbmsDialect

Overrides:

usesExecuteUpdateWhenWithClauseInModificationQuery in class DefaultDbmsDialect

supportsIntersect

public boolean supportsIntersect(boolean all)

Specified by:

supportsIntersect in interface DbmsDialect

Overrides:

supportsIntersect in class DefaultDbmsDialect

supportsExcept

public boolean supportsExcept(boolean all)

Specified by:

supportsExcept in interface DbmsDialect

Overrides:

supportsExcept in class DefaultDbmsDialect

supportsPartitionInRowNumberOver

protected boolean supportsPartitionInRowNumberOver()

Overrides:

supportsPartitionInRowNumberOver in class DefaultDbmsDialect

supportsArbitraryLengthMultiset

public boolean supportsArbitraryLengthMultiset()

Specified by:

supportsArbitraryLengthMultiset in interface DbmsDialect

Overrides:

supportsArbitraryLengthMultiset in class DefaultDbmsDialect

appendExtendedSql

public Map<String,String> appendExtendedSql(StringBuilder sqlSb,
 DbmsStatementType statementType,
 boolean isSubquery,
 boolean isEmbedded,
 StringBuilder withClause,
 String limit,
 String offset,
 String dmlAffectedTable,
 String[] returningColumns,
 Map<DbmsModificationState,String> includedModificationStates)

Specified by:

appendExtendedSql in interface DbmsDialect

Overrides:

appendExtendedSql in class DefaultDbmsDialect

createLimitHandler

public DbmsLimitHandler createLimitHandler()

Specified by:

createLimitHandler in interface DbmsDialect

Overrides:

createLimitHandler in class DefaultDbmsDialect

isCompatibilityVectorMYS

protected boolean isCompatibilityVectorMYS()

supportsNullPrecedence

public boolean supportsNullPrecedence()

Specified by:

supportsNullPrecedence in interface DbmsDialect

Overrides:

supportsNullPrecedence in class DefaultDbmsDialect

appendOrderByElement

public void appendOrderByElement(StringBuilder sqlSb,
 OrderByElement element,
 String[] aliases)

Specified by:

appendOrderByElement in interface DbmsDialect

Overrides:

appendOrderByElement in class DefaultDbmsDialect