将数据从一个hbase表复制到另一个hbase表

uemypmqf  于 2021-06-03  发布在  Hadoop
关注(0)|答案(2)|浏览(489)

我已经创建了一个表hivetest，它也在hbase中创建了名为“hbasetest”的表。现在我想将“hbasetest”数据复制到另一个具有相同模式的hbase表（比如logdata）中。那么，有谁能帮我在不使用配置单元的情况下如何将数据从“hbasetest”复制到“logdata”呢。

CREATE TABLE hivetest(cookie string, timespent string, pageviews string, visit string, logdate string) 
STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler'
WITH SERDEPROPERTIES ("hbase.columns.mapping" = "m:timespent, m:pageviews, m:visit, m:logdate")
TBLPROPERTIES ("hbase.table.name" = "hbasetest");

更新问题：
我创建了这样的表logdata。但是，我得到以下错误。

create 'logdata', {NAME => ' m', BLOOMFILTER => 'NONE', REPLICATION_SCOPE => '0', VERSIONS => '3', COMPRESSION => 'NONE', MIN_VERSIONS =>'0', TTL => '2147483647', BLOCKSIZE=> '65536', IN_MEMORY => 'false', BLOCKCACHE => 'true'}

13/09/23 12:57:19 INFO mapred.JobClient: Task Id : attempt_201309231115_0025_m_000000_0, Status : FAILED
org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException: Failed 755 actions: org.apache.hadoop.hbase.regionserver.NoSuchColumnFamilyException: Column family  m does not exist in region logdata,,1379920697845.30fce8bcc99bf9ed321720496a3ec498. in table 'logdata', {NAME => 'm', DATA_BLOCK_ENCODING => 'NONE', BLOOMFILTER => 'NONE', REPLICATION_SCOPE => '0', COMPRESSION => 'NONE', VERSIONS => '3', TTL => '2147483647', MIN_VERSIONS => '0', KEEP_DELETED_CELLS => 'false', BLOCKSIZE => '65536', ENCODE_ON_DISK => 'true', IN_MEMORY => 'false', BLOCKCACHE => 'true'}
    at org.apache.hadoop.hbase.regionserver.HRegionServer.multi(HRegionServer.java:3773)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:320)
    at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1426)
: 755 times, servers with issues: master:60020, 
    at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatchCallback(HConnectionManager.java:1674)
    at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatch(HConnectionManager.java:1450)
    at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:916)
    at org.apache.hadoop.hbase.client.HTable.close(HTable.java:953)
    at org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.close(TableOutputFormat.java:109)
    at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.close(MapTask.java:651)
    at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:766)
    at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
    at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:415)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
    at org.apache.hadoop.mapred.Child.main(Child.java:249)

13/09/23 12:57:29 INFO mapred.JobClient: Task Id : attempt_201309231115_0025_m_000000_1, Status : FAILED
org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException: Failed 755 actions: org.apache.hadoop.hbase.regionserver.NoSuchColumnFamilyException: Column family  m does not exist in region logdata,,1379920697845.30fce8bcc99bf9ed321720496a3ec498. in table 'logdata', {NAME => 'm', DATA_BLOCK_ENCODING => 'NONE', BLOOMFILTER => 'NONE', REPLICATION_SCOPE => '0', COMPRESSION => 'NONE', VERSIONS => '3', TTL => '2147483647', MIN_VERSIONS => '0', KEEP_DELETED_CELLS => 'false', BLOCKSIZE => '65536', ENCODE_ON_DISK => 'true', IN_MEMORY => 'false', BLOCKCACHE => 'true'}
    at org.apache.hadoop.hbase.regionserver.HRegionServer.multi(HRegionServer.java:3773)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:320)
    at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1426)
: 755 times, servers with issues: master:60020, 
    at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatchCallback(HConnectionManager.java:1674)
    at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatch(HConnectionManager.java:1450)
    at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:916)
    at org.apache.hadoop.hbase.client.HTable.close(HTable.java:953)
    at org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.close(TableOutputFormat.java:109)
    at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.close(MapTask.java:651)
    at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:766)
    at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
    at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:415)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
    at org.apache.hadoop.mapred.Child.main(Child.java:249)

13/09/23 12:57:38 INFO mapred.JobClient: Task Id : attempt_201309231115_0025_m_000000_2, Status : FAILED
org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException: Failed 755 actions: org.apache.hadoop.hbase.regionserver.NoSuchColumnFamilyException: Column family  m does not exist in region logdata,,1379920697845.30fce8bcc99bf9ed321720496a3ec498. in table 'logdata', {NAME => 'm', DATA_BLOCK_ENCODING => 'NONE', BLOOMFILTER => 'NONE', REPLICATION_SCOPE => '0', COMPRESSION => 'NONE', VERSIONS => '3', TTL => '2147483647', MIN_VERSIONS => '0', KEEP_DELETED_CELLS => 'false', BLOCKSIZE => '65536', ENCODE_ON_DISK => 'true', IN_MEMORY => 'false', BLOCKCACHE => 'true'}
    at org.apache.hadoop.hbase.regionserver.HRegionServer.multi(HRegionServer.java:3773)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:320)
    at org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1426)
: 755 times, servers with issues: master:60020, 
    at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatchCallback(HConnectionManager.java:1674)
    at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatch(HConnectionManager.java:1450)
    at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:916)
    at org.apache.hadoop.hbase.client.HTable.close(HTable.java:953)
    at org.apache.hadoop.hbase.mapreduce.TableOutputFormat$TableRecordWriter.close(TableOutputFormat.java:109)
    at org.apache.hadoop.mapred.MapTask$NewDirectOutputCollector.close(MapTask.java:651)
    at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:766)
    at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
    at org.apache.hadoop.mapred.Child$4.run(Child.java:255)
    at java.security.AccessController.doPrivileged(Native Method)
    at javax.security.auth.Subject.doAs(Subject.java:415)
    at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1121)
    at org.apache.hadoop.mapred.Child.main(Child.java:249)

13/09/23 12:57:53 INFO mapred.JobClient: Job complete: job_201309231115_0025
13/09/23 12:57:53 INFO mapred.JobClient: Counters: 7
13/09/23 12:57:53 INFO mapred.JobClient:   Job Counters 
13/09/23 12:57:53 INFO mapred.JobClient:     SLOTS_MILLIS_MAPS=34605
13/09/23 12:57:53 INFO mapred.JobClient:     Total time spent by all reduces waiting after reserving slots (ms)=0
13/09/23 12:57:53 INFO mapred.JobClient:     Total time spent by all maps waiting after reserving slots (ms)=0
13/09/23 12:57:53 INFO mapred.JobClient:     Rack-local map tasks=4
13/09/23 12:57:53 INFO mapred.JobClient:     Launched map tasks=4
13/09/23 12:57:53 INFO mapred.JobClient:     SLOTS_MILLIS_REDUCES=0
13/09/23 12:57:53 INFO mapred.JobClient:     Failed map tasks=1
hadoopHivehbase

2条答案

按热度按时间
szqfcxe2

szqfcxe21#

实际上我用的是hive-0.9.0。哪个有个窃听器

https://issues.apache.org/jira/browse/HIVE-3243.

因此，在创建hbastoragehandler的表serde时，不会忽略逗号和列族之间的空白。因此您需要删除空白。那就行了。

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63lcw9qa

63lcw9qa2#

使用copytable命令。例子：

$ bin/hbase org.apache.hadoop.hbase.mapreduce.CopyTable --new.name=logdata hbasetest
赞(0）分享  回复(0）举报  2021-06-03
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