org.datanucleus.store.rdbms.sql.method

Interface SQLMethod

All Known Implementing Classes:

AbsFunction, AbstractSQLMethod, AcosFunction, ArrayContainsMethod, ArrayIsEmptyMethod, ArraySizeMethod, AsinFunction, AtanFunction, AvgFunction, CeilFunction, CoalesceFunction, CollectionContainsMethod, CollectionIsEmptyMethod, CollectionSizeMethod, CosFunction, CountFunction, CurrentDateFunction, CurrentTimeFunction, CurrentTimestampFunction, DateGetDay2Method, DateGetDay3Method, DateGetDayMethod, DateGetHour2Method, DateGetHour3Method, DateGetHour4Method, DateGetHourMethod, DateGetMinute2Method, DateGetMinute3Method, DateGetMinute4Method, DateGetMinuteMethod, DateGetMonth2Method, DateGetMonth3Method, DateGetMonthMethod, DateGetSecond2Method, DateGetSecond3Method, DateGetSecond4Method, DateGetSecondMethod, DateGetYear2Method, DateGetYear3Method, DateGetYearMethod, EnumOrdinalMethod, EnumToStringMethod, ExpFunction, FloorFunction, IndexFunction, JDOHelperGetObjectIdMethod, JDOHelperGetVersionMethod, ListGetMethod, LogFunction, MapContainsEntryMethod, MapContainsKeyMethod, MapContainsValueMethod, MapGetMethod, MapIsEmptyMethod, MapSizeMethod, MathAbsMethod, MathAcosMethod, MathAsinMethod, MathAtanMethod, MathCeilMethod, MathCosMethod, MathExpMethod, MathFloorMethod, MathLogMethod, MathSinMethod, MathSqrtMethod, MathTanMethod, MaxFunction, MinFunction, NullIfFunction, ObjectGetClassMethod, SimpleNumericAggregateMethod, SimpleNumericMethod, SimpleOrderableAggregateMethod, SimpleStringMethod, SinFunction, SQLBooleanMethod, SQLCubeFunction, SQLFunctionMethod, SQLNumericMethod, SQLRollupFunction, SqrtFunction, StringCharAtMethod, StringConcat1Method, StringConcat2Method, StringEndsWithMethod, StringEqualsIgnoreCaseMethod, StringEqualsMethod, StringIndexOf2Method, StringIndexOf3Method, StringIndexOf4Method, StringIndexOf5Method, StringIndexOfMethod, StringLength2Method, StringLength3Method, StringLengthMethod, StringMatchesDerbyMethod, StringMatchesMethod, StringReplaceAllMethod, StringSimilarPostgresqlMethod, StringStartsWith2Method, StringStartsWith3Method, StringStartsWithMethod, StringSubstring2Method, StringSubstring3Method, StringSubstring4Method, StringSubstringMethod, StringToLowerMethod, StringToUpperMethod, StringTranslateMethod, StringTrim2Method, StringTrim3Method, StringTrimLeft3Method, StringTrimLeftMethod, StringTrimMethod, StringTrimRight3Method, StringTrimRightMethod, SumFunction, TanFunction

public interface SQLMethod

Interface to implement to wrap an SQL function.

Method Summary

Methods

Modifier and Type	Method and Description
SQLExpression	getExpression(SQLExpression expr, List args) Return the expression for this SQL function.
void	setStatement(SQLStatement stmt) Method to set the SQLStatement that we are related to.

Method Detail

getExpression

SQLExpression getExpression(SQLExpression expr,
                          List args)

Return the expression for this SQL function.

Parameters:

expr - The expression that it is invoked on

args - Arguments passed in

Returns:

The SQL expression using the SQL function

setStatement

void setStatement(SQLStatement stmt)

Method to set the SQLStatement that we are related to.

Parameters:

stmt - The statement