Uses of Interface
org.apache.hadoop.hbase.client.Connection

Packages that use Connection

Package	Description
org.apache.hadoop.hbase
org.apache.hadoop.hbase.client	Provides HBase Client

Uses of Connection in org.apache.hadoop.hbase

Methods in org.apache.hadoop.hbase with parameters of type Connection

Modifier and Type	Method and Description
static void	MetaTableAccessor.addDaughter(Connection connection, HRegionInfo regionInfo, ServerName sn, long openSeqNum) Adds a daughter region entry to meta.
static void	MetaTableAccessor.addRegionsToMeta(Connection connection, List<HRegionInfo> regionInfos) Adds a hbase:meta row for each of the specified new regions.
static void	MetaTableAccessor.addRegionToMeta(Connection connection, HRegionInfo regionInfo) Adds a hbase:meta row for the specified new region.
static void	MetaTableAccessor.addRegionToMeta(Connection connection, HRegionInfo regionInfo, HRegionInfo splitA, HRegionInfo splitB) Adds a (single) hbase:meta row for the specified new region and its daughters.
static void	MetaTableAccessor.deleteFromMetaTable(Connection connection, List<Delete> deletes) Delete the passed deletes from the hbase:meta table.
static void	MetaTableAccessor.deleteMergeQualifiers(Connection connection, HRegionInfo mergedRegion) Deletes merge qualifiers for the specified merged region.
static void	MetaTableAccessor.deleteRegion(Connection connection, HRegionInfo regionInfo) Deletes the specified region from META.
static void	MetaTableAccessor.deleteRegions(Connection connection, List<HRegionInfo> regionsInfo) Deletes the specified regions from META.
static List<Result>	MetaTableAccessor.fullScan(Connection connection) Performs a full scan of hbase:meta.
static void	MetaTableAccessor.fullScan(Connection connection, MetaTableAccessor.Visitor visitor) Performs a full scan of hbase:meta.
static void	MetaTableAccessor.fullScan(Connection connection, MetaTableAccessor.Visitor visitor, byte[] startrow) Performs a full scan of a catalog table.
static void	MetaTableAccessor.fullScanMetaAndPrint(Connection connection)
static List<Result>	MetaTableAccessor.fullScanOfMeta(Connection connection) Performs a full scan of a hbase:meta table.
static Pair<HRegionInfo,ServerName>	MetaTableAccessor.getRegion(Connection connection, byte[] regionName) Deprecated. use MetaTableAccessor.getRegionLocation(Connection, byte[]) instead
static HRegionLocation	MetaTableAccessor.getRegionLocation(Connection connection, byte[] regionName) Returns the HRegionLocation from meta for the given region
static HRegionLocation	MetaTableAccessor.getRegionLocation(Connection connection, HRegionInfo regionInfo) Returns the HRegionLocation from meta for the given region
static Result	MetaTableAccessor.getRegionResult(Connection connection, byte[] regionName) Gets the result in hbase:meta for the specified region.
static Pair<HRegionInfo,HRegionInfo>	MetaTableAccessor.getRegionsFromMergeQualifier(Connection connection, byte[] regionName) Get regions from the merge qualifier of the specified merged region
static NavigableMap<HRegionInfo,Result>	MetaTableAccessor.getServerUserRegions(Connection connection, ServerName serverName)
static List<HRegionInfo>	MetaTableAccessor.getTableRegions(ZooKeeperWatcher zkw, Connection connection, TableName tableName) Gets all of the regions of the specified table.
static List<HRegionInfo>	MetaTableAccessor.getTableRegions(ZooKeeperWatcher zkw, Connection connection, TableName tableName, boolean excludeOfflinedSplitParents) Gets all of the regions of the specified table.
static List<Pair<HRegionInfo,ServerName>>	MetaTableAccessor.getTableRegionsAndLocations(ZooKeeperWatcher zkw, Connection connection, TableName tableName)
static List<Pair<HRegionInfo,ServerName>>	MetaTableAccessor.getTableRegionsAndLocations(ZooKeeperWatcher zkw, Connection connection, TableName tableName, boolean excludeOfflinedSplitParents)
static void	MetaTableAccessor.mergeRegions(Connection connection, HRegionInfo mergedRegion, HRegionInfo regionA, HRegionInfo regionB, ServerName sn) Merge the two regions into one in an atomic operation.
static void	MetaTableAccessor.mutateMetaTable(Connection connection, List<Mutation> mutations) Execute the passed mutations against hbase:meta table.
static void	MetaTableAccessor.mutateRegions(Connection connection, List<HRegionInfo> regionsToRemove, List<HRegionInfo> regionsToAdd) Adds and Removes the specified regions from hbase:meta
static void	MetaTableAccessor.overwriteRegions(Connection connection, List<HRegionInfo> regionInfos) Overwrites the specified regions from hbase:meta
static void	MetaTableAccessor.putsToMetaTable(Connection connection, List<Put> ps) Put the passed ps to the hbase:meta table.
static void	MetaTableAccessor.removeRegionReplicasFromMeta(Set<byte[]> metaRows, int replicaIndexToDeleteFrom, int numReplicasToRemove, Connection connection) Deletes some replica columns corresponding to replicas for the passed rows
static void	MetaTableAccessor.splitRegion(Connection connection, HRegionInfo parent, HRegionInfo splitA, HRegionInfo splitB, ServerName sn) Splits the region into two in an atomic operation.
static boolean	MetaTableAccessor.tableExists(Connection connection, TableName tableName) Checks if the specified table exists.
static void	MetaTableAccessor.updateRegionLocation(Connection connection, HRegionInfo regionInfo, ServerName sn, long updateSeqNum) Updates the location of the specified region in hbase:meta to be the specified server hostname and startcode.

Uses of Connection in org.apache.hadoop.hbase.client

Subinterfaces of Connection in org.apache.hadoop.hbase.client

Modifier and Type	Interface and Description
interface	ClusterConnection Internal methods on HConnection that should not be used by user code.
interface	HConnection Deprecated. in favor of Connection and ConnectionFactory

Methods in org.apache.hadoop.hbase.client that return Connection

Modifier and Type	Method and Description
static Connection	ConnectionFactory.createConnection() Create a new Connection instance using default HBaseConfiguration.
static Connection	ConnectionFactory.createConnection(org.apache.hadoop.conf.Configuration conf) Create a new Connection instance using the passed conf instance.
static Connection	ConnectionFactory.createConnection(org.apache.hadoop.conf.Configuration conf, ExecutorService pool) Create a new Connection instance using the passed conf instance.
static Connection	ConnectionFactory.createConnection(org.apache.hadoop.conf.Configuration conf, ExecutorService pool, User user) Create a new Connection instance using the passed conf instance.
static Connection	ConnectionFactory.createConnection(org.apache.hadoop.conf.Configuration conf, User user) Create a new Connection instance using the passed conf instance.
Connection	Admin.getConnection()

Methods in org.apache.hadoop.hbase.client with parameters of type Connection

Modifier and Type	Method and Description
static NavigableMap<HRegionInfo,ServerName>	MetaScanner.allTableRegions(org.apache.hadoop.conf.Configuration conf, Connection connection, TableName tableName, boolean offlined) Lists all of the table regions currently in META.
static List<RegionLocations>	MetaScanner.listTableRegionLocations(org.apache.hadoop.conf.Configuration conf, Connection connection, TableName tableName) Lists table regions and locations grouped by region range from META.
static void	MetaScanner.metaScan(org.apache.hadoop.conf.Configuration configuration, Connection connection, MetaScanner.MetaScannerVisitor visitor, TableName userTableName) Scans the meta table and calls a visitor on each RowResult.

Constructors in org.apache.hadoop.hbase.client with parameters of type Connection

Constructor and Description
HBaseAdmin(Connection connection) Deprecated. Do not use this internal ctor.
HTable(byte[] tableName, Connection connection, ExecutorService pool) Deprecated. Do not use, internal ctor.
HTable(TableName tableName, Connection connection) Deprecated. Do not use.
HTable(TableName tableName, Connection connection, ExecutorService pool) Deprecated. Do not use, internal ctor.