TupleFilter

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org.apache.derby.iapi.sql.execute
Interface TupleFilter

public interface TupleFilter

A TupleFilter is used to qualify rows from a tuple stream.

Method Summary

org.apache.derby.iapi.types.BooleanDataValue execute(ExecRow currentRow)
Pump a row through the Filter.

void init(ExecRow parameters)
Initialize a Filter with a vector of parameters.

Method Detail

init

public void init(ExecRow parameters)
          throws org.apache.derby.iapi.error.StandardException

Initialize a Filter with a vector of parameters.

execute

public org.apache.derby.iapi.types.BooleanDataValue execute(ExecRow currentRow)
                                                     throws org.apache.derby.iapi.error.StandardException

Pump a row through the Filter.