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From "SUNEEL KUMAR OLETI (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DERBY-6957) ERROR 40XL1: A lock could not be obtained within the time requested for alter or truncate table
Date Wed, 06 Sep 2017 13:44:00 GMT

    [ https://issues.apache.org/jira/browse/DERBY-6957?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16155349#comment-16155349
] 

SUNEEL KUMAR OLETI commented on DERBY-6957:
-------------------------------------------

my query : Failed Statement is: ALTER TABLE DATA_TABLE_459515 DROP COLUMN searchTerm

> ERROR 40XL1: A lock could not be obtained within the time requested for alter or truncate
table
> -----------------------------------------------------------------------------------------------
>
>                 Key: DERBY-6957
>                 URL: https://issues.apache.org/jira/browse/DERBY-6957
>             Project: Derby
>          Issue Type: Bug
>          Components: JDBC
>    Affects Versions: 10.13.1.1
>         Environment: production
>            Reporter: SUNEEL KUMAR OLETI
>
> hi,
> for all my Drop table, alter table, truncate table i am getting below error.
> ERROR 40XL1: A lock could not be obtained within the time requested
> 	at org.apache.derby.iapi.error.StandardException.newException(Unknown Source)
> 	at org.apache.derby.iapi.error.StandardException.newException(Unknown Source)
> 	at org.apache.derby.impl.services.locks.ConcurrentLockSet.lockObject(Unknown Source)
> 	at org.apache.derby.impl.services.locks.AbstractPool.lockObject(Unknown Source)
> 	at org.apache.derby.impl.services.locks.ConcurrentPool.lockObject(Unknown Source)
> 	at org.apache.derby.impl.store.raw.xact.ContainerLocking3.lockContainer(Unknown Source)
> 	at org.apache.derby.impl.store.raw.data.BaseContainerHandle.useContainer(Unknown Source)
> 	at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.openContainer(Unknown Source)
> 	at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.openContainer(Unknown Source)
> 	at org.apache.derby.impl.store.raw.xact.Xact.openContainer(Unknown Source)
> 	at org.apache.derby.impl.store.access.conglomerate.OpenConglomerate.init(Unknown Source)
> 	at org.apache.derby.impl.store.access.heap.Heap.open(Unknown Source)
> 	at org.apache.derby.impl.store.access.RAMTransaction.openConglomerate(Unknown Source)
> 	at org.apache.derby.impl.store.access.RAMTransaction.openConglomerate(Unknown Source)
> 	at org.apache.derby.impl.sql.execute.DDLConstantAction.lockTableForDDL(Unknown Source)
> 	at org.apache.derby.impl.sql.execute.AlterTableConstantAction.executeConstantActionBody(Unknown
Source)
> 	at org.apache.derby.impl.sql.execute.AlterTableConstantAction.executeConstantAction(Unknown
Source)
> 	at org.apache.derby.impl.sql.execute.MiscResultSet.open(Unknown Source)
> 	at org.apache.derby.impl.sql.GenericPreparedStatement.executeStmt(Unknown Source)
> 	at org.apache.derby.impl.sql.GenericPreparedStatement.execute(Unknown Source)
> 	at org.apache.derby.impl.jdbc.EmbedStatement.executeStatement(Unknown Source)
> 	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeStatement(Unknown Source)
> 	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeLargeUpdate(Unknown Source)
> 	at org.apache.derby.impl.jdbc.EmbedPreparedStatement.executeUpdate(Unknown Source)
> 	at com.db.UpdateTables.alterDataTable(UpdateTables.java:1833)
> 	at com.he.webApiLayer.ResponseBuilder.insertDataInDB(ResponseBuilder.java:2910)
> 	at com.he.webApiLayer.InputAPI.lambda$1(InputAPI.java:127)
> 	at spark.RouteImpl$1.handle(RouteImpl.java:61)
> 	at spark.http.matching.Routes.execute(Routes.java:61)
> 	at spark.http.matching.MatcherFilter.doFilter(MatcherFilter.java:128)
> 	at spark.embeddedserver.jetty.JettyHandler.doHandle(JettyHandler.java:50)
> 	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:189)
> 	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
> 	at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52)
> 	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119)
> 	at org.eclipse.jetty.server.Server.handle(Server.java:517)
> 	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:308)
> 	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242)
> 	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:261)
> 	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
> 	at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75)
> 	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213)
> 	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147)
> 	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
> 	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
> 	at java.lang.Thread.run(Thread.java:745)
> Cleanup action completed



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