Class CurrentTimestampFunction
- java.lang.Object
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- org.datanucleus.store.rdbms.sql.method.CurrentTimestampFunction
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- All Implemented Interfaces:
SQLMethod
public class CurrentTimestampFunction extends Object implements SQLMethod
Expression handler to invoke the SQL CURRENT_TIMESTAMP function. For use in evaluating CURRENT_TIMESTAMP where the RDBMS supports this function. Returns a TemporalExpression "CURRENT_TIMESTAMP".
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Constructor Summary
Constructors Constructor Description CurrentTimestampFunction()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected ClassgetClassForMapping()SQLExpressiongetExpression(SQLStatement stmt, SQLExpression expr, List args)Return the expression for this SQL function.protected StringgetFunctionName()
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Method Detail
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getFunctionName
protected String getFunctionName()
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getExpression
public SQLExpression getExpression(SQLStatement stmt, SQLExpression expr, List args)
Description copied from interface:SQLMethodReturn the expression for this SQL function.- Specified by:
getExpressionin interfaceSQLMethod- Parameters:
stmt- SQLStatement that this expression is forexpr- The expression that it is invoked onargs- Arguments passed in- Returns:
- The SQL expression using the SQL function
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getClassForMapping
protected Class getClassForMapping()
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