public class BeamSqlTimestampMinusIntervalExpression extends BeamSqlExpression
See BeamSqlDatetimeMinusExpression
for other kinds of datetime types subtraction.
operands, outputType
Constructor and Description |
---|
BeamSqlTimestampMinusIntervalExpression(java.util.List<BeamSqlExpression> operands,
SqlTypeName outputType) |
Modifier and Type | Method and Description |
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boolean |
accept()
assertion to make sure the input and output are supported in this expression.
|
BeamSqlPrimitive |
evaluate(BeamRecord row,
BoundedWindow window)
Apply input record
BeamRecord with BoundedWindow to this expression,
the output value is wrapped with BeamSqlPrimitive . |
getOperands, getOutputType, numberOfOperands, op, opType, opValueEvaluated
public BeamSqlTimestampMinusIntervalExpression(java.util.List<BeamSqlExpression> operands, SqlTypeName outputType)
public boolean accept()
BeamSqlExpression
accept
in class BeamSqlExpression
public BeamSqlPrimitive evaluate(BeamRecord row, BoundedWindow window)
BeamSqlExpression
BeamRecord
with BoundedWindow
to this expression,
the output value is wrapped with BeamSqlPrimitive
.evaluate
in class BeamSqlExpression