com.facebook.presto.hive

Class HiveTableLayoutHandle

java.lang.Object

com.facebook.presto.hive.BaseHiveTableLayoutHandle

com.facebook.presto.hive.HiveTableLayoutHandle

All Implemented Interfaces:

ConnectorTableLayoutHandle

public class HiveTableLayoutHandle
extends BaseHiveTableLayoutHandle

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	HiveTableLayoutHandle.Builder

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	HiveTableLayoutHandle(SchemaTableName schemaTableName, String tablePath, List<BaseHiveColumnHandle> partitionColumns, List<Column> dataColumns, Map<String,String> tableParameters, TupleDomain<Subfield> domainPredicate, RowExpression remainingPredicate, Map<String,HiveColumnHandle> predicateColumns, TupleDomain<ColumnHandle> partitionColumnPredicate, Optional<HiveBucketHandle> bucketHandle, Optional<HiveBucketing.HiveBucketFilter> bucketFilter, boolean pushdownFilterEnabled, String layoutString, Optional<Set<HiveColumnHandle>> requestedColumns, boolean partialAggregationsPushedDown, boolean appendRowNumberEnabled, Optional<List<HivePartition>> partitions, boolean footerStatsUnreliable, Optional<HiveTableHandle> hiveTableHandle)
	HiveTableLayoutHandle(SchemaTableName schemaTableName, String tablePath, List<HiveColumnHandle> partitionColumns, List<Column> dataColumns, Map<String,String> tableParameters, TupleDomain<Subfield> domainPredicate, RowExpression remainingPredicate, Map<String,HiveColumnHandle> predicateColumns, TupleDomain<ColumnHandle> partitionColumnPredicate, Optional<HiveBucketHandle> bucketHandle, Optional<HiveBucketing.HiveBucketFilter> bucketFilter, boolean pushdownFilterEnabled, String layoutString, Optional<Set<HiveColumnHandle>> requestedColumns, boolean partialAggregationsPushedDown, boolean appendRowNumberEnabled, boolean footerStatsUnreliable)

Method Summary

Modifier and Type	Method and Description
HiveTableLayoutHandle.Builder	builder()
Optional<HiveBucketing.HiveBucketFilter>	getBucketFilter()
Optional<HiveBucketHandle>	getBucketHandle()
List<Column>	getDataColumns()
Optional<HiveTableHandle>	getHiveTableHandle() HiveTableHandle is dropped when HiveTableLayoutHandle is serialized.
Object	getIdentifier(Optional<ConnectorSplit> split, PlanCanonicalizationStrategy canonicalizationStrategy)
String	getLayoutString()
Map<String,HiveColumnHandle>	getPredicateColumns()
Optional<Set<HiveColumnHandle>>	getRequestedColumns()
SchemaTableName	getSchemaTableName()
Table	getTable(SemiTransactionalHiveMetastore metastore, MetastoreContext metastoreContext)
Map<String,String>	getTableParameters()
String	getTablePath()
boolean	isAppendRowNumberEnabled()
boolean	isFooterStatsUnreliable()
boolean	isPartialAggregationsPushedDown()
String	toString()

Methods inherited from class com.facebook.presto.hive.BaseHiveTableLayoutHandle

getDomainPredicate, getPartitionColumnPredicate, getPartitionColumns, getPartitions, getRemainingPredicate, isPushdownFilterEnabled

Methods inherited from class java.lang.Object

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

Constructor Detail

HiveTableLayoutHandle

public HiveTableLayoutHandle(SchemaTableName schemaTableName,
                             String tablePath,
                             List<HiveColumnHandle> partitionColumns,
                             List<Column> dataColumns,
                             Map<String,String> tableParameters,
                             TupleDomain<Subfield> domainPredicate,
                             RowExpression remainingPredicate,
                             Map<String,HiveColumnHandle> predicateColumns,
                             TupleDomain<ColumnHandle> partitionColumnPredicate,
                             Optional<HiveBucketHandle> bucketHandle,
                             Optional<HiveBucketing.HiveBucketFilter> bucketFilter,
                             boolean pushdownFilterEnabled,
                             String layoutString,
                             Optional<Set<HiveColumnHandle>> requestedColumns,
                             boolean partialAggregationsPushedDown,
                             boolean appendRowNumberEnabled,
                             boolean footerStatsUnreliable)

Parameters:

partitionColumns - columns by which the table is split between rows

dataColumns - all columns in the table

predicateColumns - columns used in a WHERE or HAVING clause

requestedColumns - columns read by the query

HiveTableLayoutHandle

protected HiveTableLayoutHandle(SchemaTableName schemaTableName,
                                String tablePath,
                                List<BaseHiveColumnHandle> partitionColumns,
                                List<Column> dataColumns,
                                Map<String,String> tableParameters,
                                TupleDomain<Subfield> domainPredicate,
                                RowExpression remainingPredicate,
                                Map<String,HiveColumnHandle> predicateColumns,
                                TupleDomain<ColumnHandle> partitionColumnPredicate,
                                Optional<HiveBucketHandle> bucketHandle,
                                Optional<HiveBucketing.HiveBucketFilter> bucketFilter,
                                boolean pushdownFilterEnabled,
                                String layoutString,
                                Optional<Set<HiveColumnHandle>> requestedColumns,
                                boolean partialAggregationsPushedDown,
                                boolean appendRowNumberEnabled,
                                Optional<List<HivePartition>> partitions,
                                boolean footerStatsUnreliable,
                                Optional<HiveTableHandle> hiveTableHandle)

Method Detail

getSchemaTableName

public SchemaTableName getSchemaTableName()

getTablePath

public String getTablePath()

getDataColumns

public List<Column> getDataColumns()

getTableParameters

public Map<String,String> getTableParameters()

getHiveTableHandle

public Optional<HiveTableHandle> getHiveTableHandle()

HiveTableHandle is dropped when HiveTableLayoutHandle is serialized.

Returns:

HiveTableHandle if available, Optional.empty() if dropped

getPredicateColumns

public Map<String,HiveColumnHandle> getPredicateColumns()

getBucketHandle

public Optional<HiveBucketHandle> getBucketHandle()

getBucketFilter

public Optional<HiveBucketing.HiveBucketFilter> getBucketFilter()

getLayoutString

public String getLayoutString()

getRequestedColumns

public Optional<Set<HiveColumnHandle>> getRequestedColumns()

toString

public String toString()

Overrides:

toString in class Object

isPartialAggregationsPushedDown

public boolean isPartialAggregationsPushedDown()

isAppendRowNumberEnabled

public boolean isAppendRowNumberEnabled()

isFooterStatsUnreliable

public boolean isFooterStatsUnreliable()

getIdentifier

public Object getIdentifier(Optional<ConnectorSplit> split,
                            PlanCanonicalizationStrategy canonicalizationStrategy)

getTable

public Table getTable(SemiTransactionalHiveMetastore metastore,
                      MetastoreContext metastoreContext)

builder

public HiveTableLayoutHandle.Builder builder()