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 void
appendExtractFunction(ASTExtract functionExpression)
Special case for extract date/time parts functions as they have many variantsprotected void
appendFunction(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 void
appendLikeEscapeCharacter(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:QueryAssemblerHelper
Outputs 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:
appendLikeEscapeCharacter
in classQueryAssemblerHelper
- Throws:
IOException
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appendFunction
protected void appendFunction(ASTFunctionCall functionExpression)
Description copied from class:QualifierTranslator
Append function name to result SQL Override this method to rename or skip function if generic name isn't supported on target DB.- Overrides:
appendFunction
in classQualifierTranslator
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appendExtractFunction
protected void appendExtractFunction(ASTExtract functionExpression)
Description copied from class:QualifierTranslator
Special case for extract date/time parts functions as they have many variants- Overrides:
appendExtractFunction
in classQualifierTranslator
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