com.facebook.presto.hive.parquet.predicate

Class ParquetPredicateUtils

java.lang.Object

com.facebook.presto.hive.parquet.predicate.ParquetPredicateUtils

public final class ParquetPredicateUtils
extends Object

Method Summary

Modifier and Type	Method and Description
static ParquetPredicate	buildParquetPredicate(parquet.schema.MessageType requestedSchema, TupleDomain<parquet.column.ColumnDescriptor> parquetTupleDomain, parquet.schema.MessageType fileSchema)
static TupleDomain<parquet.column.ColumnDescriptor>	getParquetTupleDomain(parquet.schema.MessageType fileSchema, parquet.schema.MessageType requestedSchema, TupleDomain<HiveColumnHandle> effectivePredicate)
static boolean	isStatisticsOverflow(Type type, ParquetIntegerStatistics parquetIntegerStatistics)
static boolean	predicateMatches(ParquetPredicate parquetPredicate, parquet.hadoop.metadata.BlockMetaData block, ParquetDataSource dataSource, parquet.schema.MessageType fileSchema, parquet.schema.MessageType requestedSchema, TupleDomain<parquet.column.ColumnDescriptor> parquetTupleDomain)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

isStatisticsOverflow

public static boolean isStatisticsOverflow(Type type,
                                           ParquetIntegerStatistics parquetIntegerStatistics)

getParquetTupleDomain

public static TupleDomain<parquet.column.ColumnDescriptor> getParquetTupleDomain(parquet.schema.MessageType fileSchema,
                                                                                 parquet.schema.MessageType requestedSchema,
                                                                                 TupleDomain<HiveColumnHandle> effectivePredicate)

buildParquetPredicate

public static ParquetPredicate buildParquetPredicate(parquet.schema.MessageType requestedSchema,
                                                     TupleDomain<parquet.column.ColumnDescriptor> parquetTupleDomain,
                                                     parquet.schema.MessageType fileSchema)

predicateMatches

public static boolean predicateMatches(ParquetPredicate parquetPredicate,
                                       parquet.hadoop.metadata.BlockMetaData block,
                                       ParquetDataSource dataSource,
                                       parquet.schema.MessageType fileSchema,
                                       parquet.schema.MessageType requestedSchema,
                                       TupleDomain<parquet.column.ColumnDescriptor> parquetTupleDomain)