Package org.apache.cayenne.dba.hsqldb
Class HSQLQualifierTranslator
- java.lang.Object
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- org.apache.cayenne.access.translator.select.QueryAssemblerHelper
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- org.apache.cayenne.access.translator.select.QualifierTranslator
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- org.apache.cayenne.access.translator.select.TrimmingQualifierTranslator
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- org.apache.cayenne.dba.hsqldb.HSQLQualifierTranslator
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- All Implemented Interfaces:
TraversalHandler
public class HSQLQualifierTranslator extends TrimmingQualifierTranslator
- Since:
- 4.0
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Field Summary
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Fields inherited from class org.apache.cayenne.access.translator.select.TrimmingQualifierTranslator
trimFunction
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Fields inherited from class org.apache.cayenne.access.translator.select.QualifierTranslator
caseInsensitive, matchingObject, objectMatchTranslator, qualifier, useAliasForExpressions, waitingForEndNode
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Fields inherited from class org.apache.cayenne.access.translator.select.QueryAssemblerHelper
out, queryAssembler, strategy
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Constructor Summary
Constructors Constructor Description HSQLQualifierTranslator(QueryAssembler queryAssembler)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected voidappendExtractFunction(ASTExtract functionExpression)Special case for extract date/time parts functions as they have many variantsprotected voidappendFunction(ASTFunctionCall functionExpression)Append function name to result SQL Override this method to rename or skip function if generic name isn't supported on target DB.protected voidappendLikeEscapeCharacter(PatternMatchNode patternMatchNode)Outputs the standard JDBC (database agnostic) expression for supplying the escape character to the database server when supplying a LIKE clause.-
Methods inherited from class org.apache.cayenne.access.translator.select.TrimmingQualifierTranslator
getTrimFunction, processColumn, processColumnWithQuoteSqlIdentifiers, setTrimFunction
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Methods inherited from class org.apache.cayenne.access.translator.select.QualifierTranslator
appendFunctionArg, appendFunctionArgDivider, appendLiteral, appendObjectMatch, clearLastFunctionArgDivider, detectObjectMatch, doAppendPart, doAppendPart, endNode, extractQualifier, finishedChild, objectNode, operandForBitwiseAnd, operandForBitwiseLeftShift, operandForBitwiseNot, operandForBitwiseOr, operandForBitwiseRightShift, operandForBitwiseXor, parenthesisNeeded, processRelTermination, setCaseInsensitive, setQualifier, setUseAliasForExpressions, startNode
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Methods inherited from class org.apache.cayenne.access.translator.select.QueryAssemblerHelper
appendDbPath, appendLiteralDirect, appendObjPath, appendPart, getDbEntity, getObjEntity, paramsDbType, processRelTermination, setForceJoinForRelations
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Constructor Detail
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HSQLQualifierTranslator
public HSQLQualifierTranslator(QueryAssembler queryAssembler)
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Method Detail
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appendLikeEscapeCharacter
protected void appendLikeEscapeCharacter(PatternMatchNode patternMatchNode) throws IOException
Description copied from class:QueryAssemblerHelperOutputs the standard JDBC (database agnostic) expression for supplying the escape character to the database server when supplying a LIKE clause. This has been factored-out because some database adaptors handle LIKE differently and they need access to this common method in order not to repeat this code.
If there is no escape character defined then this method will not output anything. An escape character of 0 will mean no escape character.
- Overrides:
appendLikeEscapeCharacterin classQueryAssemblerHelper- Throws:
IOException
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appendFunction
protected void appendFunction(ASTFunctionCall functionExpression)
Description copied from class:QualifierTranslatorAppend function name to result SQL Override this method to rename or skip function if generic name isn't supported on target DB.- Overrides:
appendFunctionin classQualifierTranslator
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appendExtractFunction
protected void appendExtractFunction(ASTExtract functionExpression)
Description copied from class:QualifierTranslatorSpecial case for extract date/time parts functions as they have many variants- Overrides:
appendExtractFunctionin classQualifierTranslator
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