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public interface Function
Interface to be implemented to create a function. The name will be the string used in the SQL to refeer the function. A function will be created once for each instruction execution.
Method Summary | |
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Function |
cloneFunction()
DOCUMENT ME! |
Value |
evaluate(Value[] args)
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java.lang.String |
getName()
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boolean |
isAggregate()
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Method Detail |
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Value evaluate(Value[] args) throws FunctionException
args
- DOCUMENT ME!
FunctionException
- DOCUMENT ME!java.lang.String getName()
boolean isAggregate()
Function cloneFunction()
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