SQLFunction (Hibernate API Documentation) - Hibernate 2.1.8 正式版 API 英文文档

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net.sf.hibernate.dialect
Interface SQLFunction

All Known Implementing Classes:: NoArgSQLFunction, StandardSQLFunction

public interface SQLFunction

Provides support routines for the HQL functions as used in the various SQL Dialects Provides an interface for supporting various HQL functions that are translated to SQL. The Dialect and its sub-classes use this interface to provide details required for processing of the function.

Author:: David Channon

Method Summary

Type getReturnType(Type columnType, Mapping mapping)


boolean hasArguments()


boolean hasParenthesesIfNoArguments()

Method Detail

getReturnType

public Type getReturnType(Type columnType,
                          Mapping mapping)
                   throws QueryException

Throws:: QueryException

hasArguments

public boolean hasArguments()

hasParenthesesIfNoArguments

public boolean hasParenthesesIfNoArguments()