Package org.datanucleus.store.rdbms.sql.method

Class SQLNumericMethod

java.lang.Object

org.datanucleus.store.rdbms.sql.method.SQLNumericMethod

All Implemented Interfaces:

SQLMethod

public class SQLNumericMethod
extends Object
implements SQLMethod

Method to allow inclusion of any SQL code that returns a numeric. The original expression will be of the form

SQL_numeric("some sql")

which is compiled into

InvokeExpression{STATIC.SQL_numeric(Literal{some sql})

Constructor Summary

Constructors

Constructor	Description
SQLNumericMethod()

Method Summary

Modifier and Type	Method	Description
SQLExpression	getExpression(SQLStatement stmt, SQLExpression ignore, List<SQLExpression> args)	Return the expression for this SQL function.

Methods inherited from class java.lang.Object

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

Constructor Details

SQLNumericMethod

public SQLNumericMethod()

Method Details

getExpression

public SQLExpression getExpression(SQLStatement stmt,
 SQLExpression ignore,
 List<SQLExpression> args)

Description copied from interface: SQLMethod

Return the expression for this SQL function.

Specified by:

getExpression in interface SQLMethod

Parameters:

stmt - SQLStatement that this expression is for

ignore - The expression that it is invoked on

args - Arguments passed in

Returns:

The SQL expression using the SQL function