public class MultisetOperandTypeChecker extends java.lang.Object implements SqlOperandTypeChecker
MultisetSqlType.getComponentType()
SqlOperandTypeChecker.Consistency
Constructor and Description |
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MultisetOperandTypeChecker() |
Modifier and Type | Method and Description |
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boolean |
checkOperandTypes(SqlCallBinding callBinding,
boolean throwOnFailure)
Checks the types of all operands to an operator call.
|
java.lang.String |
getAllowedSignatures(SqlOperator op,
java.lang.String opName)
Returns a string describing the allowed formal signatures of a call, e.g.
|
SqlOperandTypeChecker.Consistency |
getConsistency()
Returns the strategy for making the arguments have consistency types.
|
SqlOperandCountRange |
getOperandCountRange() |
boolean |
isOptional(int i)
Returns whether the
i th operand is optional. |
public boolean isOptional(int i)
SqlOperandTypeChecker
i
th operand is optional.isOptional
in interface SqlOperandTypeChecker
public boolean checkOperandTypes(SqlCallBinding callBinding, boolean throwOnFailure)
SqlOperandTypeChecker
checkOperandTypes
in interface SqlOperandTypeChecker
callBinding
- description of the call to be checkedthrowOnFailure
- whether to throw an exception if check fails
(otherwise returns false in that case)public SqlOperandCountRange getOperandCountRange()
getOperandCountRange
in interface SqlOperandTypeChecker
public java.lang.String getAllowedSignatures(SqlOperator op, java.lang.String opName)
SqlOperandTypeChecker
getAllowedSignatures
in interface SqlOperandTypeChecker
op
- the operator being checkedopName
- name to use for the operator in case of aliasingpublic SqlOperandTypeChecker.Consistency getConsistency()
SqlOperandTypeChecker
getConsistency
in interface SqlOperandTypeChecker
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