Package org.hibernate.dialect.function

Class StandardAnsiSqlAggregationFunctions.CountFunction

java.lang.Object

org.hibernate.dialect.function.StandardSQLFunction

org.hibernate.dialect.function.StandardAnsiSqlAggregationFunctions.CountFunction

All Implemented Interfaces:

SQLFunction

Enclosing class:

StandardAnsiSqlAggregationFunctions

public static class StandardAnsiSqlAggregationFunctions.CountFunction
extends StandardSQLFunction

Definition of a standard ANSI SQL compliant COUNT function

Field Summary

Fields

Modifier and Type	Field	Description
static final StandardAnsiSqlAggregationFunctions.CountFunction	INSTANCE

Constructor Summary

Constructors

Constructor	Description
CountFunction()

Method Summary

Modifier and Type	Method	Description
String	render(Type firstArgumentType, List arguments, SessionFactoryImplementor factory)	Render the function call as SQL fragment.

Methods inherited from class org.hibernate.dialect.function.StandardSQLFunction

getName, getReturnType, getType, hasArguments, hasParenthesesIfNoArguments, toString

Methods inherited from class java.lang.Object

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

Field Details

INSTANCE

public static final StandardAnsiSqlAggregationFunctions.CountFunction INSTANCE

Constructor Details

CountFunction

public CountFunction()

Method Details

render

public String render(Type firstArgumentType,
 List arguments,
 SessionFactoryImplementor factory)

Description copied from class: StandardSQLFunction

Render the function call as SQL fragment.

Note, the 'firstArgumentType' parameter should match the one passed into SQLFunction.getReturnType(org.hibernate.type.Type, org.hibernate.engine.Mapping)

Specified by:

render in interface SQLFunction

Overrides:

render in class StandardSQLFunction

Parameters:

firstArgumentType - The type of the first argument

arguments - The function arguments

factory - The SessionFactory

Returns:

The rendered function call