Package io.trino.plugin.hive.util

Class HiveBucketing

java.lang.Object

io.trino.plugin.hive.util.HiveBucketing

public final class HiveBucketing
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	HiveBucketing.BucketingVersion
static class	HiveBucketing.HiveBucketFilter

Method Summary

Modifier and Type	Method	Description
static HiveBucketing.BucketingVersion	getBucketingVersion(Map<String,String> tableProperties)
static int	getHiveBucket(HiveBucketing.BucketingVersion bucketingVersion, int bucketCount, List<TypeInfo> types, Page page, int position)
static int	getHiveBucket(HiveBucketing.BucketingVersion bucketingVersion, int bucketCount, List<TypeInfo> types, Object[] values)
static Optional<HiveBucketing.HiveBucketFilter>	getHiveBucketFilter(HiveTableHandle hiveTable, TupleDomain<ColumnHandle> effectivePredicate)
static Optional<HiveBucketHandle>	getHiveBucketHandle(ConnectorSession session, Table table, TypeManager typeManager)
static boolean	isSupportedBucketing(HiveBucketProperty bucketProperty, List<Column> dataColumns, String tableName)
static boolean	isSupportedBucketing(Table table)

Methods inherited from class java.lang.Object

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

Method Details

getHiveBucket

public static int getHiveBucket(HiveBucketing.BucketingVersion bucketingVersion,
 int bucketCount,
 List<TypeInfo> types,
 Page page,
 int position)

getHiveBucket

public static int getHiveBucket(HiveBucketing.BucketingVersion bucketingVersion,
 int bucketCount,
 List<TypeInfo> types,
 Object[] values)

getHiveBucketHandle

public static Optional<HiveBucketHandle> getHiveBucketHandle(ConnectorSession session,
 Table table,
 TypeManager typeManager)

getHiveBucketFilter

public static Optional<HiveBucketing.HiveBucketFilter> getHiveBucketFilter(HiveTableHandle hiveTable,
 TupleDomain<ColumnHandle> effectivePredicate)

getBucketingVersion

public static HiveBucketing.BucketingVersion getBucketingVersion(Map<String,String> tableProperties)

isSupportedBucketing

public static boolean isSupportedBucketing(Table table)

isSupportedBucketing

public static boolean isSupportedBucketing(HiveBucketProperty bucketProperty,
 List<Column> dataColumns,
 String tableName)