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https://issues.apache.org/jira/browse/PHOENIX-886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13971695#comment-13971695
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ASF GitHub Bot commented on PHOENIX-886:
----------------------------------------
Github user JamesRTaylor commented on the pull request:
https://github.com/apache/incubator-phoenix/pull/29#issuecomment-40627413
Thanks for the pull request. The code is written this way to avoid making
multiple admin calls. Plus, even if you checked up front, you'd still have the
possibility for the exception to occur, as the table may get removed right
after you check that it exists.
> error when drop table
> ---------------------
>
> Key: PHOENIX-886
> URL: https://issues.apache.org/jira/browse/PHOENIX-886
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 3.0.0
> Reporter: yang ming
>
> The table can be dropped,but throw this warnning.
> 0: jdbc:phoenix:10.10.69.117> drop table YK.VIDEO_REGION;
> 14/03/21 17:26:49 WARN client.HConnectionManager$HConnectionImplementation:
> Encountered problems when prefetch META table:
> org.apache.hadoop.hbase.TableNotFoundException: Cannot find row in .META. for
> table: _IDX_YK.VIDEO_REGION, row=_IDX_YK.VIDEO_REGION,,99999999999999
> at
> org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:151)
> at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.prefetchRegionCache(HConnectionManager.java:1059)
> at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegionInMeta(HConnectionManager.java:1121)
> at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:1001)
> at
> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.locateRegion(HConnectionManager.java:958)
> at org.apache.hadoop.hbase.client.HTable.finishSetup(HTable.java:251)
> at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:243)
> at
> org.apache.phoenix.query.HTableFactory$HTableFactoryImpl.getTable(HTableFactory.java:51)
> at
> org.apache.phoenix.query.ConnectionQueryServicesImpl.getTable(ConnectionQueryServicesImpl.java:242)
> at
> org.apache.phoenix.query.ConnectionQueryServicesImpl.getTableDescriptor(ConnectionQueryServicesImpl.java:254)
> at
> org.apache.phoenix.util.MetaDataUtil.hasViewIndexTable(MetaDataUtil.java:269)
> at
> org.apache.phoenix.schema.MetaDataClient.dropTable(MetaDataClient.java:1303)
> at
> org.apache.phoenix.schema.MetaDataClient.dropTable(MetaDataClient.java:1244)
> at
> org.apache.phoenix.jdbc.PhoenixStatement$ExecutableDropTableStatement$1.execute(PhoenixStatement.java:519)
> at
> org.apache.phoenix.jdbc.PhoenixStatement.executeMutation(PhoenixStatement.java:226)
> at
> org.apache.phoenix.jdbc.PhoenixStatement.execute(PhoenixStatement.java:919)
> at sqlline.SqlLine$Commands.execute(SqlLine.java:3673)
> at sqlline.SqlLine$Commands.sql(SqlLine.java:3584)
> at sqlline.SqlLine.dispatch(SqlLine.java:821)
> at sqlline.SqlLine.begin(SqlLine.java:699)
> at sqlline.SqlLine.mainWithInputRedirection(SqlLine.java:441)
> at sqlline.SqlLine.main(SqlLine.java:424)
> No rows affected (3.418 seconds)
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