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

static StandardAnsiSqlAggregationFunctions.CountFunction

INSTANCE

Constructor Summary

StandardAnsiSqlAggregationFunctions.CountFunction()

Method Summary

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 Detail

INSTANCE

public static final StandardAnsiSqlAggregationFunctions.CountFunction INSTANCE

Constructor Detail

StandardAnsiSqlAggregationFunctions.CountFunction

public StandardAnsiSqlAggregationFunctions.CountFunction()

Method Detail

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