Package org.apache.torque.util.functions
Klasse Sum
java.lang.Object
org.apache.torque.util.functions.AggregateFunction
org.apache.torque.util.functions.Sum
- Alle implementierten Schnittstellen:
Column
,SQLFunction
SQL99 Standard sum function.
- Version:
- $Id: Sum.java 1848281 2018-12-06 10:48:36Z tv $
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Konstruktorübersicht
KonstruktorenKonstruktorBeschreibungConstruct an SUM function class with an SQL expression to sum over.Construct an SUM function class with the column to sum over.Construct an SUM function class with the column to sum over and possibly a distinct modifier. -
Methodenübersicht
Modifizierer und TypMethodeBeschreibungvoid
setFunction
(String function) This method cannot be called, an UnsupportedOperationException will always be thrown.Von Klasse geerbte Methoden org.apache.torque.util.functions.AggregateFunction
getArgument, getArguments, getColumn, getColumnName, getFullTableName, getFunction, getSchemaName, getSqlExpression, getTableName, isDistinct, setArguments, setColumn
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Konstruktordetails
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Sum
Construct an SUM function class with the column to sum over.- Parameter:
column
- the Column to sum over.
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Sum
Construct an SUM function class with an SQL expression to sum over.- Parameter:
sqlExpression
- the SQL expression to sum over.
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Sum
Construct an SUM function class with the column to sum over and possibly a distinct modifier.- Parameter:
column
- the Column to sum over.distinct
- whether to count only over distinct values.
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Methodendetails
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setFunction
This method cannot be called, an UnsupportedOperationException will always be thrown.- Setzt außer Kraft:
setFunction
in KlasseAggregateFunction
- Parameter:
function
- disregarded.- Löst aus:
UnsupportedOperationException
- always.
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