io.delta.standalone.expressions

Interface Predicate

All Superinterfaces:

Expression

All Known Implementing Classes:

And, BinaryComparison, EqualTo, GreaterThan, GreaterThanOrEqual, In, IsNotNull, IsNull, LessThan, LessThanOrEqual, Not, Or

public interface Predicate
extends Expression

An Expression that defines a relation on inputs. Evaluates to true, false, or null.

Method Summary

Modifier and Type	Method and Description
default DataType	dataType()

Methods inherited from interface io.delta.standalone.expressions.Expression

children, eval, references, toString

Method Detail

dataType

default DataType dataType()

Specified by:

dataType in interface Expression

Returns:

the DataType of the result of evaluating this expression.