com.facebook.presto.spi.relation

Interface PredicateCompiler

@Experimental
public interface PredicateCompiler

An experimental API to allow Hive connector to implement smart filtering on the encoded data to avoid materializing data unnecessarily.

Method Summary

Modifier and Type	Method and Description
Supplier<Predicate>	compilePredicate(SqlFunctionProperties sqlFunctionProperties, Map<SqlFunctionId,SqlInvokedFunction> sessionFunctions, RowExpression predicate) Predicate expression may not contain any variable references, only input references.

Method Detail

compilePredicate

Supplier<Predicate> compilePredicate(SqlFunctionProperties sqlFunctionProperties,
                                     Map<SqlFunctionId,SqlInvokedFunction> sessionFunctions,
                                     RowExpression predicate)

Predicate expression may not contain any variable references, only input references.