org.apache.hudi.source

Interface ExpressionEvaluators.Evaluator

All Superinterfaces:

Serializable

All Known Implementing Classes:

ExpressionEvaluators.AlwaysFalse, ExpressionEvaluators.And, ExpressionEvaluators.EqualTo, ExpressionEvaluators.GreaterThan, ExpressionEvaluators.GreaterThanOrEqual, ExpressionEvaluators.In, ExpressionEvaluators.IsNotNull, ExpressionEvaluators.IsNull, ExpressionEvaluators.LeafEvaluator, ExpressionEvaluators.LessThan, ExpressionEvaluators.LessThanOrEqual, ExpressionEvaluators.Not, ExpressionEvaluators.NotEqualTo, ExpressionEvaluators.NullFalseEvaluator, ExpressionEvaluators.Or

Enclosing class:

ExpressionEvaluators

public static interface ExpressionEvaluators.Evaluator
extends Serializable

Decides whether it's possible to match based on the column values and column stats. The evaluator can be nested.

Method Summary

Modifier and Type	Method and Description
boolean	eval(Map<String,ColumnStats> columnStatsMap) Evaluates whether it's possible to match based on the column stats.

Method Detail

eval

boolean eval(Map<String,ColumnStats> columnStatsMap)

Evaluates whether it's possible to match based on the column stats.

Parameters:

columnStatsMap - column statistics

Returns:

false if there is no any possible to match, true otherwise.