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| root@990fb5560f64:/opt/hbase/hbase-1.2.6/bin# ./hbase shell
2019-04-26 12:31:44,071 WARN [main] util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
HBase Shell; enter 'help<RETURN>' for list of supported commands.
Type "exit<RETURN>" to leave the HBase Shell
Version 1.2.6, rUnknown, Mon May 29 02:25:32 CDT 2017
hbase(main):001:0> list
TABLE
AgentEvent
AgentInfo
AgentLifeCycle
AgentStatV2
ApiMetaData
ApplicationIndex
ApplicationMapStatisticsCallee_Ver2
ApplicationMapStatisticsCaller_Ver2
ApplicationMapStatisticsSelf_Ver2
ApplicationStatAggre
ApplicationTraceIndex
HostApplicationMap_Ver2
SqlMetaData_Ver2
StringMetaData
TraceV2
15 row(s) in 0.1750 seconds
=> ["AgentEvent", "AgentInfo", "AgentLifeCycle", "AgentStatV2", "ApiMetaData", "ApplicationIndex", "ApplicationMapStatisticsCallee_Ver2", "ApplicationMapStatisticsCaller_Ver2", "ApplicationMapStatisticsSelf_Ver2", "ApplicationStatAggre", "ApplicationTraceIndex", "HostApplicationMap_Ver2", "SqlMetaData_Ver2", "StringMetaData", "TraceV2"]
hbase(main):002:0> describe 'TraceV2'
Table TraceV2 is ENABLED
TraceV2
COLUMN FAMILIES DESCRIPTION
{NAME => 'S', BLOOMFILTER => 'ROW', VERSIONS => '1', IN_MEMORY => 'false', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'PREFIX', TTL => '5184000 SECONDS (60 DAYS)', COMPRESSION => 'NONE', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}
1 row(s) in 0.1000 seconds
hbase(main):003:0> disable 'TraceV2'
0 row(s) in 8.3610 seconds
hbase(main):004:0> alter 'TraceV2' , {NAME=>'S',TTL=>'604800'}
Updating all regions with the new schema...
256/256 regions updated.
Done.
0 row(s) in 1.9750 seconds
hbase(main):001:0>
hbase(main):002:0* enable 'TraceV2'
0 row(s) in 28.5440 seconds
hbase(main):003:0> describe 'TraceV2'
Table TraceV2 is ENABLED
TraceV2
COLUMN FAMILIES DESCRIPTION
{NAME => 'S', BLOOMFILTER => 'ROW', VERSIONS => '1', IN_MEMORY => 'false', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'PREFIX', TTL => '604800 SECONDS (7 DAYS)', COMPRESSION => 'NONE', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}
1 row(s) in 0.2410 seconds
设置ApplicationTraceIndex的TTL为 14天
hbase(main):004:0> describe 'ApplicationTraceIndex'
Table ApplicationTraceIndex is ENABLED
ApplicationTraceIndex
COLUMN FAMILIES DESCRIPTION
{NAME => 'I', BLOOMFILTER => 'ROW', VERSIONS => '1', IN_MEMORY => 'false', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'PREFIX', TTL => '5184000 SECONDS (60 DAYS)', COMPRESSION => 'NONE', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}
1 row(s) in 0.0240 seconds
hbase(main):007:0> disable 'ApplicationTraceIndex'
0 row(s) in 2.2970 seconds
hbase(main):008:0> alter 'ApplicationTraceIndex' , {NAME=>'I',TTL=>'1209600'}
Updating all regions with the new schema...
16/16 regions updated.
Done.
0 row(s) in 1.9250 seconds
hbase(main):009:0> enable 'ApplicationTraceIndex'
0 row(s) in 2.2350 seconds
hbase(main):010:0> describe 'ApplicationTraceIndex'
Table ApplicationTraceIndex is ENABLED
ApplicationTraceIndex
COLUMN FAMILIES DESCRIPTION
{NAME => 'I', BLOOMFILTER => 'ROW', VERSIONS => '1', IN_MEMORY => 'false', KEEP_DELETED_CELLS => 'FALSE', DATA_BLOCK_ENCODING => 'PREFIX', TTL => '1209600 SECONDS (14 DAYS)', COMPRESSION => 'NONE', MIN_VERSIONS => '0', BLOCKCACHE => 'true', BLOCKSIZE => '65536', REPLICATION_SCOPE => '0'}
1 row(s) in 0.0290 seconds
hbase(main):012:0> major_compact 'ApplicationTraceIndex'
0 row(s) in 0.3740 seconds
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