Package org.hibernate.dialect

Class H2SqlAstTranslator<T extends JdbcOperation>

java.lang.Object

org.hibernate.sql.ast.spi.AbstractSqlAstTranslator<T>

org.hibernate.dialect.SqlAstTranslatorWithMerge<T>

org.hibernate.dialect.H2SqlAstTranslator<T>

All Implemented Interfaces:

Appendable, SqlAppender, SqlAstTranslator<T>, SqlAstWalker

public class H2SqlAstTranslator<T extends JdbcOperation>
extends SqlAstTranslatorWithMerge<T>

A SQL AST translator for H2.

Nested Class Summary

Nested classes/interfaces inherited from class org.hibernate.sql.ast.spi.AbstractSqlAstTranslator

AbstractSqlAstTranslator.ForUpdateClause, AbstractSqlAstTranslator.LockStrategy, AbstractSqlAstTranslator.SubQueryRelationalRestrictionEmulationRenderer<X extends Expression>

Field Summary

Fields inherited from interface org.hibernate.sql.ast.spi.SqlAppender

CLOSE_PARENTHESIS, COMMA_SEPARATOR, COMMA_SEPARATOR_CHAR, NO_SEPARATOR, NULL_KEYWORD, OPEN_PARENTHESIS, PARAM_MARKER, WHITESPACE

Constructor Summary

Constructors

Constructor	Description
H2SqlAstTranslator(SessionFactoryImplementor sessionFactory, Statement statement)

Method Summary

Modifier and Type	Method	Description
protected String	getArrayContainsFunction()	Returns the name of the array_contains(array, element) function, which is used for emulating the cycle clause.
protected String	getFromDual()	Some databases require a bit of syntactic noise when there are no tables in the from clause.
protected boolean	needsCteInlining()	Whether CTEs should be inlined rather than rendered as CTEs.
protected void	renderExpressionAsClauseItem(Expression expression)
protected void	renderPartitionItem(Expression expression)
protected boolean	renderPrimaryTableReference(TableGroup tableGroup, LockMode lockMode)
protected void	renderSelectTupleComparison(List<SqlSelection> lhsExpressions, SqlTuple tuple, ComparisonOperator operator)
protected boolean	shouldInlineCte(TableGroup tableGroup)	Whether CTEs should be inlined rather than rendered as CTEs.
protected boolean	supportsArrayConstructor()	Whether the SQL array constructor is supported.
protected boolean	supportsNullPrecedence()
protected boolean	supportsRowConstructor()	Whether the SQL row constructor is supported.
protected boolean	supportsRowValueConstructorDistinctFromSyntax()	Is this dialect known to support what ANSI-SQL terms "row value constructor" syntax; sometimes called tuple syntax with is distinct from and is not distinct from operators.
protected boolean	supportsRowValueConstructorSyntax()	Is this dialect known to support what ANSI-SQL terms "row value constructor" syntax; sometimes called tuple syntax.
protected boolean	supportsRowValueConstructorSyntaxInInList()	If the dialect supports row values, does it offer such support in IN lists as well?
protected boolean	supportsRowValueConstructorSyntaxInQuantifiedPredicates()	Is this dialect known to support what ANSI-SQL terms "row value constructor" syntax; sometimes called tuple syntax with quantified predicates.
protected boolean	supportsWithClauseInSubquery()	Whether the SQL with clause is supported within a subquery.
void	visitBinaryArithmeticExpression(BinaryArithmeticExpression arithmeticExpression)
void	visitBooleanExpressionPredicate(BooleanExpressionPredicate booleanExpressionPredicate)
void	visitCteContainer(CteContainer cteContainer)
void	visitLikePredicate(LikePredicate likePredicate)
void	visitOffsetFetchClause(QueryPart queryPart)
protected void	visitReturningColumns(List<ColumnReference> returningColumns)
void	visitReturningInsertStatement(TableInsertStandard tableInsert)
protected void	visitSqlSelections(SelectClause selectClause)
void	visitStandardTableInsert(TableInsertStandard tableInsert)

Methods inherited from class org.hibernate.dialect.SqlAstTranslatorWithMerge

createMergeOperation, renderMergeDelete, renderMergeInsert, renderMergeInto, renderMergeOn, renderMergeSourceAlias, renderMergeStatement, renderMergeTargetAlias, renderMergeUpdate, renderMergeUsing, renderMergeUsingQuerySelection

Methods inherited from class org.hibernate.sql.ast.spi.AbstractSqlAstTranslator

addAdditionalWherePredicate, addAppliedParameterBinding, append, append, append, appendBackslashEscapedLikeLiteral, appendSql, appendSql, appendSql, appendSql, appendSql, applyParameter, areAllResultsParameters, areAllResultsParameters, assertRowsOnlyFetchClauseType, castFunction, castNumberToString, cleanup, determineCyclePathColumnName, determineLateralEmulationPredicate, determineLockingStrategy, determineWhereClauseRestrictionWithJoinEmulation, emulateCycleClauseWithRowAndArray, emulateFetchOffsetWithWindowFunctions, emulateFetchOffsetWithWindowFunctions, emulateFetchOffsetWithWindowFunctionsVisitQueryPart, emulateQuantifiedTupleSubQueryPredicate, emulateQueryPartTableReferenceColumnAliasing, emulateSearchClauseOrderWithRowAndArray, emulateSelectTupleComparison, emulateSortSpecificationNullPrecedence, emulateSubQueryRelationalRestrictionPredicate, emulateTupleComparison, emulateValuesTableReferenceColumnAliasing, getAffectedTableNames, getAppliedParameterBindings, getBooleanType, getClauseStack, getCteStatement, getCurrentClauseStack, getCurrentCteStatement, getCurrentDmlStatement, getCurrentQueryPart, getDialect, getDmlTargetTableAlias, getEffectiveLockMode, getEffectiveLockMode, getEffectiveLockTimeout, getFetchClauseTypeForRowNumbering, getForShare, getForUpdate, getForUpdateWithClause, getFromDualForSelectOnly, getIntegerType, getJdbcLockStrategy, getJdbcParameterBindings, getJdbcServices, getLeftHandExpression, getLimit, getLimitParameter, getLockOptions, getMaxRows, getNoWait, getOffsetParameter, getParameterBinders, getParameterBindValue, getParameterRenderingMode, getQueryPartForRowNumbering, getQueryPartStack, getRowsToSkip, getSelectItemReference, getSessionFactory, getSkipLocked, getSortSpecificationsRowNumbering, getSql, getSqlAppender, getSqlBuffer, getSqlTypeName, getStatement, getStringType, getWrapperOptions, hasAggregateFunctions, hasLimit, hasLimit, hasNestedTableGroupsToRender, hasOffset, inlineCteTableGroup, inOverOrWithinGroupClause, interpretExpression, isCorrelated, isInRecursiveQueryPart, isLiteral, isParameter, isRowNumberingCurrentQueryPart, isRowsOnlyFetchClauseType, isStruct, needsLocking, needsMaxRows, needsRecursiveKeywordInWithClause, needsRowsToSkip, prepareLimitOffsetParameters, processNestedTableGroupJoins, processTableGroupJoin, processTableGroupJoins, registerAffectedTable, registerAffectedTable, render, renderAsLiteral, renderBackslashEscapedLikePattern, renderCaseInsensitiveLikeEmulation, renderCasted, renderCombinedLimitClause, renderCombinedLimitClause, renderCommaSeparated, renderCommaSeparatedSelectExpression, renderCommaSeparatedSelectExpression, renderComparison, renderComparisonDistinctOperator, renderComparisonEmulateCase, renderComparisonEmulateDecode, renderComparisonEmulateDecode, renderComparisonEmulateIntersect, renderComparisonStandard, renderCteColumns, renderCycleClause, renderDerivedTableReference, renderExpressionAsLiteral, renderExpressionsAsSubquery, renderFetch, renderFetchExpression, renderFetchPlusOffsetExpression, renderFetchPlusOffsetExpressionAsLiteral, renderFetchPlusOffsetExpressionAsSingleParameter, renderFirstClause, renderFirstClause, renderFirstSkipClause, renderFirstSkipClause, renderForUpdateClause, renderInsertIntoNoColumns, renderIntoIntoAndTable, renderLimitOffsetClause, renderLimitOffsetClause, renderLiteral, renderMaterializationHint, renderNamedTableReference, renderOffset, renderOffsetExpression, renderOffsetFetchClause, renderOffsetFetchClause, renderOrderBy, renderParameterAsParameter, renderParameterAsParameter, renderQueryGroup, renderRecursiveCteVirtualSelections, renderRootTableGroup, renderRowNumber, renderRowNumberingSelectItems, renderRowsToClause, renderRowsToClause, renderSearchClause, renderSelectExpression, renderSelectExpressionWithCastedOrInlinedPlainParameters, renderSelectSimpleComparison, renderSetClause, renderSkipFirstClause, renderSkipFirstClause, rendersTableReferenceAlias, renderStandardCycleClause, renderStandardSearchClause, renderTableGroup, renderTableGroupJoin, renderTableReferenceIdentificationVariable, renderTableReferenceJoins, renderTopClause, renderTopClause, renderTopStartAtClause, renderTopStartAtClause, renderTupleComparisonStandard, renderVirtualSelections, resolveAliasedExpression, resolveAliasedExpression, resolveExpressionToAlias, setLimitParameter, setOffsetParameter, shouldEmulateLateralWithIntersect, simpleColumnWriteFragmentRendering, supportsDistinctFromPredicate, supportsDuplicateSelectItemsInQueryGroup, supportsFilterClause, supportsIntersect, supportsNestedSubqueryCorrelation, supportsNestedWithClause, supportsQuantifiedPredicates, supportsRecursiveClauseArrayAndRowEmulation, supportsRecursiveCycleClause, supportsRecursiveCycleUsingClause, supportsRecursiveSearchClause, supportsRowValueConstructorGtLtSyntax, supportsRowValueConstructorSyntaxInInSubQuery, supportsRowValueConstructorSyntaxInSet, supportsSimpleQueryGrouping, supportsWithClause, translate, translateDelete, translateInsert, translateSelect, translateUpdate, useOffsetFetchClause, visitAggregateColumnWriteExpression, visitAnsiCaseSearchedExpression, visitAnsiCaseSimpleExpression, visitAny, visitAssignment, visitBetweenPredicate, visitCaseSearchedExpression, visitCaseSearchedExpression, visitCaseSimpleExpression, visitCaseSimpleExpression, visitCastTarget, visitCollation, visitColumnReference, visitColumnWriteFragment, visitConversion, visitCteDefinition, visitCustomTableDelete, visitCustomTableInsert, visitCustomTableUpdate, visitDecodeCaseSearchedExpression, visitDeleteStatement, visitDeleteStatementOnly, visitDistinct, visitDuration, visitDurationUnit, visitEntityTypeLiteral, visitEvery, visitExistsPredicate, visitExtractUnit, visitFilterFragmentPredicate, visitFilterPredicate, visitFormat, visitForUpdateClause, visitFromClause, visitFunctionTableReference, visitGroupByClause, visitGroupedPredicate, visitHavingClause, visitInArrayPredicate, visitInListPredicate, visitInsertStatement, visitInsertStatementOnly, visitInSubQueryPredicate, visitJdbcLiteral, visitJunction, visitModifiedSubQueryExpression, visitNamedTableReference, visitNegatedPredicate, visitNullnessPredicate, visitOptionalTableUpdate, visitOrderBy, visitOver, visitOverClause, visitOverClause, visitOverflow, visitParameter, visitParameterAsParameter, visitPartitionByClause, visitPartitionExpressions, visitPartitionExpressions, visitQueryGroup, visitQueryLiteral, visitQueryPartTableReference, visitQuerySpec, visitRecursivePath, visitRelationalPredicate, visitReturningColumns, visitSelectClause, visitSelectStatement, visitSelfRenderingExpression, visitSelfRenderingPredicate, visitSetAssignment, visitSortSpecification, visitSortSpecification, visitSqlFragmentPredicate, visitSqlSelectExpression, visitSqlSelection, visitSqlSelectionExpression, visitStandardTableDelete, visitStandardTableUpdate, visitStar, visitSummarization, visitTableGroup, visitTableGroupJoin, visitTableReferenceJoin, visitThruthnessPredicate, visitTrimSpecification, visitTuple, visitUnaryOperationExpression, visitUnparsedNumericLiteral, visitUpdateStatement, visitUpdateStatementOnly, visitValuesList, visitValuesListEmulateSelectUnion, visitValuesListStandard, visitValuesTableReference, visitWhereClause, withParameterRenderingMode, withRowNumbering

Methods inherited from class java.lang.Object

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

Constructor Detail

H2SqlAstTranslator

public H2SqlAstTranslator(SessionFactoryImplementor sessionFactory,
                          Statement statement)

Method Detail

visitStandardTableInsert

public void visitStandardTableInsert(TableInsertStandard tableInsert)

Specified by:

visitStandardTableInsert in interface SqlAstWalker

Overrides:

visitStandardTableInsert in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitReturningInsertStatement

public void visitReturningInsertStatement(TableInsertStandard tableInsert)

visitReturningColumns

protected void visitReturningColumns(List<ColumnReference> returningColumns)

Overrides:

visitReturningColumns in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitCteContainer

public void visitCteContainer(CteContainer cteContainer)

Overrides:

visitCteContainer in class AbstractSqlAstTranslator<T extends JdbcOperation>

needsCteInlining

protected boolean needsCteInlining()

Description copied from class: AbstractSqlAstTranslator

Whether CTEs should be inlined rather than rendered as CTEs.

Overrides:

needsCteInlining in class AbstractSqlAstTranslator<T extends JdbcOperation>

shouldInlineCte

protected boolean shouldInlineCte(TableGroup tableGroup)

Description copied from class: AbstractSqlAstTranslator

Whether CTEs should be inlined rather than rendered as CTEs.

Overrides:

shouldInlineCte in class AbstractSqlAstTranslator<T extends JdbcOperation>

supportsWithClauseInSubquery

protected boolean supportsWithClauseInSubquery()

Description copied from class: AbstractSqlAstTranslator

Whether the SQL with clause is supported within a subquery.

Overrides:

supportsWithClauseInSubquery in class AbstractSqlAstTranslator<T extends JdbcOperation>

supportsRowConstructor

protected boolean supportsRowConstructor()

Description copied from class: AbstractSqlAstTranslator

Whether the SQL row constructor is supported.

Overrides:

supportsRowConstructor in class AbstractSqlAstTranslator<T extends JdbcOperation>

supportsArrayConstructor

protected boolean supportsArrayConstructor()

Description copied from class: AbstractSqlAstTranslator

Whether the SQL array constructor is supported.

Overrides:

supportsArrayConstructor in class AbstractSqlAstTranslator<T extends JdbcOperation>

getArrayContainsFunction

protected String getArrayContainsFunction()

Description copied from class: AbstractSqlAstTranslator

Returns the name of the array_contains(array, element) function, which is used for emulating the cycle clause.

Overrides:

getArrayContainsFunction in class AbstractSqlAstTranslator<T extends JdbcOperation>

renderExpressionAsClauseItem

protected void renderExpressionAsClauseItem(Expression expression)

Overrides:

renderExpressionAsClauseItem in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitBooleanExpressionPredicate

public void visitBooleanExpressionPredicate(BooleanExpressionPredicate booleanExpressionPredicate)

Specified by:

visitBooleanExpressionPredicate in interface SqlAstWalker

Overrides:

visitBooleanExpressionPredicate in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitOffsetFetchClause

public void visitOffsetFetchClause(QueryPart queryPart)

Specified by:

visitOffsetFetchClause in interface SqlAstWalker

Overrides:

visitOffsetFetchClause in class AbstractSqlAstTranslator<T extends JdbcOperation>

renderSelectTupleComparison

protected void renderSelectTupleComparison(List<SqlSelection> lhsExpressions,
                                           SqlTuple tuple,
                                           ComparisonOperator operator)

Overrides:

renderSelectTupleComparison in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitSqlSelections

protected void visitSqlSelections(SelectClause selectClause)

Overrides:

visitSqlSelections in class AbstractSqlAstTranslator<T extends JdbcOperation>

renderPartitionItem

protected void renderPartitionItem(Expression expression)

Overrides:

renderPartitionItem in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitBinaryArithmeticExpression

public void visitBinaryArithmeticExpression(BinaryArithmeticExpression arithmeticExpression)

Specified by:

visitBinaryArithmeticExpression in interface SqlAstWalker

Overrides:

visitBinaryArithmeticExpression in class AbstractSqlAstTranslator<T extends JdbcOperation>

renderPrimaryTableReference

protected boolean renderPrimaryTableReference(TableGroup tableGroup,
                                              LockMode lockMode)

Overrides:

renderPrimaryTableReference in class AbstractSqlAstTranslator<T extends JdbcOperation>

visitLikePredicate

public void visitLikePredicate(LikePredicate likePredicate)

Specified by:

visitLikePredicate in interface SqlAstWalker

Overrides:

visitLikePredicate in class AbstractSqlAstTranslator<T extends JdbcOperation>

supportsRowValueConstructorSyntax

protected boolean supportsRowValueConstructorSyntax()

Description copied from class: AbstractSqlAstTranslator

Is this dialect known to support what ANSI-SQL terms "row value constructor" syntax; sometimes called tuple syntax.

Basically, does it support syntax like ... where (FIRST_NAME, LAST_NAME) = ('Steve', 'Ebersole') ...

Overrides:

supportsRowValueConstructorSyntax in class AbstractSqlAstTranslator<T extends JdbcOperation>

Returns:

True if this SQL dialect is known to support "row value constructor" syntax; false otherwise.

supportsRowValueConstructorSyntaxInInList

protected boolean supportsRowValueConstructorSyntaxInInList()

Description copied from class: AbstractSqlAstTranslator

If the dialect supports row values, does it offer such support in IN lists as well?

For example, ... where (FIRST_NAME, LAST_NAME) IN ( (?, ?), (?, ?) ) ...

Overrides:

supportsRowValueConstructorSyntaxInInList in class AbstractSqlAstTranslator<T extends JdbcOperation>

Returns:

True if this SQL dialect is known to support "row value constructor" syntax in the IN list; false otherwise.

supportsRowValueConstructorSyntaxInQuantifiedPredicates

protected boolean supportsRowValueConstructorSyntaxInQuantifiedPredicates()

Description copied from class: AbstractSqlAstTranslator

Is this dialect known to support what ANSI-SQL terms "row value constructor" syntax; sometimes called tuple syntax with quantified predicates.

Basically, does it support syntax like ... where (FIRST_NAME, LAST_NAME) = ALL (select ...) ...

Overrides:

supportsRowValueConstructorSyntaxInQuantifiedPredicates in class AbstractSqlAstTranslator<T extends JdbcOperation>

Returns:

True if this SQL dialect is known to support "row value constructor" syntax with quantified predicates; false otherwise.

supportsRowValueConstructorDistinctFromSyntax

protected boolean supportsRowValueConstructorDistinctFromSyntax()

Description copied from class: AbstractSqlAstTranslator

Is this dialect known to support what ANSI-SQL terms "row value constructor" syntax; sometimes called tuple syntax with is distinct from and is not distinct from operators.

Basically, does it support syntax like ... where (FIRST_NAME, LAST_NAME) is distinct from ('Steve', 'Ebersole') ...

Overrides:

supportsRowValueConstructorDistinctFromSyntax in class AbstractSqlAstTranslator<T extends JdbcOperation>

Returns:

True if this SQL dialect is known to support "row value constructor" syntax with distinct from comparison operators; false otherwise.

supportsNullPrecedence

protected boolean supportsNullPrecedence()

Overrides:

supportsNullPrecedence in class AbstractSqlAstTranslator<T extends JdbcOperation>

getFromDual

protected String getFromDual()

Description copied from class: AbstractSqlAstTranslator

Some databases require a bit of syntactic noise when there are no tables in the from clause.

Overrides:

getFromDual in class AbstractSqlAstTranslator<T extends JdbcOperation>

Returns:

the SQL equivalent to Oracle's from dual.