org.apache.hadoop.hive.metastore

Class HiveAlterHandler

java.lang.Object

org.apache.hadoop.hive.metastore.HiveAlterHandler

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, AlterHandler

public class HiveAlterHandler
extends Object
implements AlterHandler

Hive specific implementation of alter

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.conf.Configuration	conf

Constructor Summary

Constructors

Constructor and Description
HiveAlterHandler()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.hive.metastore.api.Partition	alterPartition(RawStore msdb, Warehouse wh, String dbname, String name, List<String> part_vals, org.apache.hadoop.hive.metastore.api.Partition new_part, org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext)
org.apache.hadoop.hive.metastore.api.Partition	alterPartition(RawStore msdb, Warehouse wh, String catName, String dbname, String name, List<String> part_vals, org.apache.hadoop.hive.metastore.api.Partition new_part, org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext, IHMSHandler handler) handles alter partition
List<org.apache.hadoop.hive.metastore.api.Partition>	alterPartitions(RawStore msdb, Warehouse wh, String dbname, String name, List<org.apache.hadoop.hive.metastore.api.Partition> new_parts, org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext)
List<org.apache.hadoop.hive.metastore.api.Partition>	alterPartitions(RawStore msdb, Warehouse wh, String catName, String dbname, String name, List<org.apache.hadoop.hive.metastore.api.Partition> new_parts, org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext, IHMSHandler handler) handles alter partitions
void	alterTable(RawStore msdb, Warehouse wh, String catName, String dbname, String name, org.apache.hadoop.hive.metastore.api.Table newt, org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext, IHMSHandler handler) handles alter table, the changes could be cascaded to partitions if applicable
org.apache.hadoop.conf.Configuration	getConf()
void	setConf(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.hive.metastore.AlterHandler

alterTable

Field Detail

conf

protected org.apache.hadoop.conf.Configuration conf

Constructor Detail

HiveAlterHandler

public HiveAlterHandler()

Method Detail

getConf

public org.apache.hadoop.conf.Configuration getConf()

Specified by:

getConf in interface org.apache.hadoop.conf.Configurable

setConf

public void setConf(org.apache.hadoop.conf.Configuration conf)

Specified by:

setConf in interface org.apache.hadoop.conf.Configurable

alterTable

public void alterTable(RawStore msdb,
                       Warehouse wh,
                       String catName,
                       String dbname,
                       String name,
                       org.apache.hadoop.hive.metastore.api.Table newt,
                       org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext,
                       IHMSHandler handler)
                throws org.apache.hadoop.hive.metastore.api.InvalidOperationException,
                       org.apache.hadoop.hive.metastore.api.MetaException

Description copied from interface: AlterHandler

handles alter table, the changes could be cascaded to partitions if applicable

Specified by:

alterTable in interface AlterHandler

Parameters:

msdb - object to get metadata

wh - Hive Warehouse where table data is stored

catName - catalog of the table being altered

dbname - database of the table being altered

name - original name of the table being altered. same as newTable.tableName if alter op is not a rename.

newt - new table object

handler - HMSHandle object (required to log event notification)

Throws:

org.apache.hadoop.hive.metastore.api.InvalidOperationException - thrown if the newTable object is invalid

org.apache.hadoop.hive.metastore.api.MetaException - thrown if there is any other error

alterPartition

public org.apache.hadoop.hive.metastore.api.Partition alterPartition(RawStore msdb,
                                                                     Warehouse wh,
                                                                     String dbname,
                                                                     String name,
                                                                     List<String> part_vals,
                                                                     org.apache.hadoop.hive.metastore.api.Partition new_part,
                                                                     org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext)
                                                              throws org.apache.hadoop.hive.metastore.api.InvalidOperationException,
                                                                     org.apache.hadoop.hive.metastore.api.InvalidObjectException,
                                                                     org.apache.hadoop.hive.metastore.api.AlreadyExistsException,
                                                                     org.apache.hadoop.hive.metastore.api.MetaException

Specified by:

alterPartition in interface AlterHandler

Parameters:

msdb - object to get metadata

dbname - database of the partition being altered

name - table of the partition being altered

part_vals - original values of the partition being altered

new_part - new partition object

Returns:

the altered partition

Throws:

org.apache.hadoop.hive.metastore.api.InvalidOperationException

org.apache.hadoop.hive.metastore.api.InvalidObjectException

org.apache.hadoop.hive.metastore.api.AlreadyExistsException

org.apache.hadoop.hive.metastore.api.MetaException

alterPartition

public org.apache.hadoop.hive.metastore.api.Partition alterPartition(RawStore msdb,
                                                                     Warehouse wh,
                                                                     String catName,
                                                                     String dbname,
                                                                     String name,
                                                                     List<String> part_vals,
                                                                     org.apache.hadoop.hive.metastore.api.Partition new_part,
                                                                     org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext,
                                                                     IHMSHandler handler)
                                                              throws org.apache.hadoop.hive.metastore.api.InvalidOperationException,
                                                                     org.apache.hadoop.hive.metastore.api.InvalidObjectException,
                                                                     org.apache.hadoop.hive.metastore.api.AlreadyExistsException,
                                                                     org.apache.hadoop.hive.metastore.api.MetaException

Description copied from interface: AlterHandler

handles alter partition

Specified by:

alterPartition in interface AlterHandler

Parameters:

msdb - object to get metadata

wh - physical warehouse class

catName - catalog name

dbname - database of the partition being altered

name - table of the partition being altered

part_vals - original values of the partition being altered

new_part - new partition object

handler - HMSHandle object (required to log event notification)

Returns:

the altered partition

Throws:

org.apache.hadoop.hive.metastore.api.InvalidOperationException

org.apache.hadoop.hive.metastore.api.InvalidObjectException

org.apache.hadoop.hive.metastore.api.AlreadyExistsException

org.apache.hadoop.hive.metastore.api.MetaException

alterPartitions

public List<org.apache.hadoop.hive.metastore.api.Partition> alterPartitions(RawStore msdb,
                                                                            Warehouse wh,
                                                                            String dbname,
                                                                            String name,
                                                                            List<org.apache.hadoop.hive.metastore.api.Partition> new_parts,
                                                                            org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext)
                                                                     throws org.apache.hadoop.hive.metastore.api.InvalidOperationException,
                                                                            org.apache.hadoop.hive.metastore.api.InvalidObjectException,
                                                                            org.apache.hadoop.hive.metastore.api.AlreadyExistsException,
                                                                            org.apache.hadoop.hive.metastore.api.MetaException

Specified by:

alterPartitions in interface AlterHandler

Parameters:

msdb - object to get metadata

dbname - database of the partition being altered

name - table of the partition being altered

new_parts - new partition list

Returns:

the altered partition list

Throws:

org.apache.hadoop.hive.metastore.api.InvalidOperationException

org.apache.hadoop.hive.metastore.api.InvalidObjectException

org.apache.hadoop.hive.metastore.api.AlreadyExistsException

org.apache.hadoop.hive.metastore.api.MetaException

alterPartitions

public List<org.apache.hadoop.hive.metastore.api.Partition> alterPartitions(RawStore msdb,
                                                                            Warehouse wh,
                                                                            String catName,
                                                                            String dbname,
                                                                            String name,
                                                                            List<org.apache.hadoop.hive.metastore.api.Partition> new_parts,
                                                                            org.apache.hadoop.hive.metastore.api.EnvironmentContext environmentContext,
                                                                            IHMSHandler handler)
                                                                     throws org.apache.hadoop.hive.metastore.api.InvalidOperationException,
                                                                            org.apache.hadoop.hive.metastore.api.InvalidObjectException,
                                                                            org.apache.hadoop.hive.metastore.api.AlreadyExistsException,
                                                                            org.apache.hadoop.hive.metastore.api.MetaException

Description copied from interface: AlterHandler

handles alter partitions

Specified by:

alterPartitions in interface AlterHandler

Parameters:

msdb - object to get metadata

dbname - database of the partition being altered

name - table of the partition being altered

new_parts - new partition list

handler - HMSHandle object (required to log event notification)

Returns:

the altered partition list

Throws:

org.apache.hadoop.hive.metastore.api.InvalidOperationException

org.apache.hadoop.hive.metastore.api.InvalidObjectException

org.apache.hadoop.hive.metastore.api.AlreadyExistsException

org.apache.hadoop.hive.metastore.api.MetaException