com.facebook.presto.parquet.predicate

Class PredicateUtils

java.lang.Object

com.facebook.presto.parquet.predicate.PredicateUtils

public final class PredicateUtils
extends Object

Method Summary

Modifier and Type	Method and Description
static Predicate	buildPredicate(org.apache.parquet.schema.MessageType requestedSchema, com.facebook.presto.common.predicate.TupleDomain<org.apache.parquet.column.ColumnDescriptor> parquetTupleDomain, Map<List<String>,RichColumnDescriptor> descriptorsByPath)
static boolean	isOnlyDictionaryEncodingPages(org.apache.parquet.hadoop.metadata.ColumnChunkMetaData columnMetaData)
static boolean	isStatisticsOverflow(com.facebook.presto.common.type.Type type, long min, long max)
static boolean	predicateMatches(Predicate parquetPredicate, org.apache.parquet.hadoop.metadata.BlockMetaData block, ParquetDataSource dataSource, Map<List<String>,RichColumnDescriptor> descriptorsByPath, com.facebook.presto.common.predicate.TupleDomain<org.apache.parquet.column.ColumnDescriptor> parquetTupleDomain, Optional<org.apache.parquet.internal.filter2.columnindex.ColumnIndexStore> columnIndexStore, boolean readColumnIndex)
static boolean	predicateMatches(Predicate parquetPredicate, org.apache.parquet.hadoop.metadata.BlockMetaData block, ParquetDataSource dataSource, Map<List<String>,RichColumnDescriptor> descriptorsByPath, com.facebook.presto.common.predicate.TupleDomain<org.apache.parquet.column.ColumnDescriptor> parquetTupleDomain, Optional<org.apache.parquet.internal.filter2.columnindex.ColumnIndexStore> columnIndexStore, boolean readColumnIndex, Optional<com.facebook.presto.spi.WarningCollector> warningCollector)

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(com.facebook.presto.common.type.Type type,
                                           long min,
                                           long max)

buildPredicate

public static Predicate buildPredicate(org.apache.parquet.schema.MessageType requestedSchema,
                                       com.facebook.presto.common.predicate.TupleDomain<org.apache.parquet.column.ColumnDescriptor> parquetTupleDomain,
                                       Map<List<String>,RichColumnDescriptor> descriptorsByPath)

predicateMatches

public static boolean predicateMatches(Predicate parquetPredicate,
                                       org.apache.parquet.hadoop.metadata.BlockMetaData block,
                                       ParquetDataSource dataSource,
                                       Map<List<String>,RichColumnDescriptor> descriptorsByPath,
                                       com.facebook.presto.common.predicate.TupleDomain<org.apache.parquet.column.ColumnDescriptor> parquetTupleDomain,
                                       Optional<org.apache.parquet.internal.filter2.columnindex.ColumnIndexStore> columnIndexStore,
                                       boolean readColumnIndex)
                                throws ParquetCorruptionException

Throws:

ParquetCorruptionException

predicateMatches

public static boolean predicateMatches(Predicate parquetPredicate,
                                       org.apache.parquet.hadoop.metadata.BlockMetaData block,
                                       ParquetDataSource dataSource,
                                       Map<List<String>,RichColumnDescriptor> descriptorsByPath,
                                       com.facebook.presto.common.predicate.TupleDomain<org.apache.parquet.column.ColumnDescriptor> parquetTupleDomain,
                                       Optional<org.apache.parquet.internal.filter2.columnindex.ColumnIndexStore> columnIndexStore,
                                       boolean readColumnIndex,
                                       Optional<com.facebook.presto.spi.WarningCollector> warningCollector)

isOnlyDictionaryEncodingPages

public static boolean isOnlyDictionaryEncodingPages(org.apache.parquet.hadoop.metadata.ColumnChunkMetaData columnMetaData)