org.apache.drill.exec.store.hive

Class HiveTableWithColumnCache

java.lang.Object

org.apache.hadoop.hive.metastore.api.Table

org.apache.drill.exec.store.hive.HiveTableWithColumnCache

All Implemented Interfaces:

Serializable, Cloneable, Comparable<org.apache.hadoop.hive.metastore.api.Table>, org.apache.thrift.TBase<org.apache.hadoop.hive.metastore.api.Table,org.apache.hadoop.hive.metastore.api.Table._Fields>

public class HiveTableWithColumnCache
extends org.apache.hadoop.hive.metastore.api.Table

This class is wrapper of Table class and used for storage of such additional information as column lists cache.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.metastore.api.Table

org.apache.hadoop.hive.metastore.api.Table._Fields

Field Summary

Fields inherited from class org.apache.hadoop.hive.metastore.api.Table

metaDataMap

Constructor Summary

Constructors

Constructor and Description
HiveTableWithColumnCache()
HiveTableWithColumnCache(HiveTableWithColumnCache other)
HiveTableWithColumnCache(String tableName, String dbName, String owner, int createTime, int lastAccessTime, int retention, org.apache.hadoop.hive.metastore.api.StorageDescriptor sd, List<org.apache.hadoop.hive.metastore.api.FieldSchema> partitionKeys, Map<String,String> parameters, String viewOriginalText, String viewExpandedText, String tableType, ColumnListsCache columnListsCache)
HiveTableWithColumnCache(org.apache.hadoop.hive.metastore.api.Table other, ColumnListsCache columnListsCache)

Method Summary

Modifier and Type	Method and Description
ColumnListsCache	getColumnListsCache() To reduce physical plan for Hive tables, unique partition lists of columns stored in the table's column lists cache.

Methods inherited from class org.apache.hadoop.hive.metastore.api.Table

addToPartitionKeys, clear, compareTo, deepCopy, equals, equals, fieldForId, getCatName, getCreateTime, getCreationMetadata, getDbName, getFieldValue, getLastAccessTime, getOwner, getOwnerType, getParameters, getParametersSize, getPartitionKeys, getPartitionKeysIterator, getPartitionKeysSize, getPrivileges, getRetention, getSd, getTableName, getTableType, getViewExpandedText, getViewOriginalText, hashCode, isRewriteEnabled, isSet, isSetCatName, isSetCreateTime, isSetCreationMetadata, isSetDbName, isSetLastAccessTime, isSetOwner, isSetOwnerType, isSetParameters, isSetPartitionKeys, isSetPrivileges, isSetRetention, isSetRewriteEnabled, isSetSd, isSetTableName, isSetTableType, isSetTemporary, isSetViewExpandedText, isSetViewOriginalText, isTemporary, putToParameters, read, setCatName, setCatNameIsSet, setCreateTime, setCreateTimeIsSet, setCreationMetadata, setCreationMetadataIsSet, setDbName, setDbNameIsSet, setFieldValue, setLastAccessTime, setLastAccessTimeIsSet, setOwner, setOwnerIsSet, setOwnerType, setOwnerTypeIsSet, setParameters, setParametersIsSet, setPartitionKeys, setPartitionKeysIsSet, setPrivileges, setPrivilegesIsSet, setRetention, setRetentionIsSet, setRewriteEnabled, setRewriteEnabledIsSet, setSd, setSdIsSet, setTableName, setTableNameIsSet, setTableType, setTableTypeIsSet, setTemporary, setTemporaryIsSet, setViewExpandedText, setViewExpandedTextIsSet, setViewOriginalText, setViewOriginalTextIsSet, toString, unsetCatName, unsetCreateTime, unsetCreationMetadata, unsetDbName, unsetLastAccessTime, unsetOwner, unsetOwnerType, unsetParameters, unsetPartitionKeys, unsetPrivileges, unsetRetention, unsetRewriteEnabled, unsetSd, unsetTableName, unsetTableType, unsetTemporary, unsetViewExpandedText, unsetViewOriginalText, validate, write

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

HiveTableWithColumnCache

public HiveTableWithColumnCache()

HiveTableWithColumnCache

public HiveTableWithColumnCache(String tableName,
                                String dbName,
                                String owner,
                                int createTime,
                                int lastAccessTime,
                                int retention,
                                org.apache.hadoop.hive.metastore.api.StorageDescriptor sd,
                                List<org.apache.hadoop.hive.metastore.api.FieldSchema> partitionKeys,
                                Map<String,String> parameters,
                                String viewOriginalText,
                                String viewExpandedText,
                                String tableType,
                                ColumnListsCache columnListsCache)

HiveTableWithColumnCache

public HiveTableWithColumnCache(HiveTableWithColumnCache other)

HiveTableWithColumnCache

public HiveTableWithColumnCache(org.apache.hadoop.hive.metastore.api.Table other,
                                ColumnListsCache columnListsCache)

Method Detail

getColumnListsCache

public ColumnListsCache getColumnListsCache()

To reduce physical plan for Hive tables, unique partition lists of columns stored in the table's column lists cache.

Returns:

table's column lists cache