org.eigenbase.sql.fun
Class SqlMultisetSetOperator

java.lang.Object
  org.eigenbase.sql.SqlOperator
      org.eigenbase.sql.SqlBinaryOperator
          org.eigenbase.sql.fun.SqlMultisetSetOperator

public class SqlMultisetSetOperator
extends SqlBinaryOperator

An operator which performs set operations on multisets, such as "MULTISET UNION ALL".

Not to be confused with SqlMultisetValueConstructor or SqlMultisetQueryConstructor.

todo: Represent the ALL keyword to MULTISET UNION ALL etc. as a hidden operand. Then we can obsolete this class.

Version:

$Id: //open/dev/farrago/src/org/eigenbase/sql/fun/SqlMultisetSetOperator.java#7 $

Author:

Wael Chatila

Field Summary

private boolean

all

Fields inherited from class org.eigenbase.sql.SqlOperator

MaxPrec, NL

Constructor Summary

SqlMultisetSetOperator(String name, int prec, boolean all)

Method Summary

Methods inherited from class org.eigenbase.sql.SqlBinaryOperator

adjustType, deriveType, getMonotonicity, getSignatureTemplate, getSyntax

Methods inherited from class org.eigenbase.sql.SqlOperator

acceptCall, acceptCall, argumentMustBeScalar, checkOperandCount, checkOperandTypes, createCall, createCall, createCall, createCall, equals, getAllowedSignatures, getAllowedSignatures, getKind, getLeftPrec, getName, getOperandCountRange, getOperandTypeChecker, getOperandTypeInference, getReturnTypeInference, getRightPrec, hashCode, inferReturnType, inferReturnType, isAggregator, isDeterministic, isDynamicFunction, isName, leftPrec, preValidateCall, requiresDecimalExpansion, rewriteCall, rightPrec, toString, unparse, unparseListClause, unparseListClause, validateCall, validateOperands

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

all

private final boolean all

Constructor Detail

SqlMultisetSetOperator

public SqlMultisetSetOperator(String name,
                              int prec,
                              boolean all)