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[HIVE-7241] Wrong lock acquired for alter table rename partition - Hive - [issue]
...Doing an "alter table foo partition (bar='x') rename to partition (bar='y')" acquires a read lock on table foo.  It should instead acquire an exclusive lock on partition bar=x....
http://issues.apache.org/jira/browse/HIVE-7241    Author: Alan Gates, 2014-06-25, 09:45
[HIVE-7242] alter table drop partition is acquiring the wrong type of lock - Hive - [issue]
...Doing an "alter table foo drop partition ('bar=x')" acquired a shared-write lock on partition bar=x.  It should be acquiring an exclusive lock in that case....
http://issues.apache.org/jira/browse/HIVE-7242    Author: Alan Gates, 2014-06-25, 09:22
[HIVE-6967] Hive transaction manager fails when SQLServer is used as an RDBMS - Hive - [issue]
...When using SQLServer as an RDBMS for the metastore, any transaction or DbLockMgr operations fail with:MetaException(message:Unable to select from transaction database com.microsoft.sqlserver...
http://issues.apache.org/jira/browse/HIVE-6967    Author: Alan Gates, 2014-06-20, 18:33
[HIVE-7259] Transaction manager fails when Oracle used as metastore RDBMS - Hive - [issue]
...The schema specification for the transaction tables creates NUMBER(10) columns for longs in the Oracle schema.  However, these should be NUMBER(19).  As it is the JDBC calls to get...
http://issues.apache.org/jira/browse/HIVE-7259    Author: Alan Gates, 2014-06-19, 23:13
Re: ACID Support in Hive - Hive - [mail # user]
...As noted in the JIRA, we hope to have it ready in the next release of Hive.  As to when that will be, it is up to the Hive community.  Usually Hive does a release every 4-6 months,...
   Author: Alan Gates, 2014-06-16, 20:26
[expand - 4 more] - Re: [VOTE] Apache Hive 0.13.1 Release Candidate 2 - Hive - [mail # dev]
...+1 (non-binding) - Built it, checked the signature and md5, and ran some basic tests.Alan.On May 23, 2014, at 1:45 AM, Sushanth Sowmyan  wrote:CONFIDENTIALITY NOTICENOTICE: This message...
   Author: Alan Gates, 2014-05-27, 23:54
[HIVE-6965] Transaction manager should use RDBMS time instead of machine time - Hive - [issue]
...Current TxnHandler and CompactionTxnHandler use System.currentTimeMillis() when they need to determine the time (such as heartbeating transactions).  In situations where there are multi...
http://issues.apache.org/jira/browse/HIVE-6965    Author: Alan Gates, 2014-05-20, 05:34
Re: largest table last in joins - Hive - [mail # user]
...Join ordering is not yet part of the Hive optimizer.  There is integration work being done with the Optiq framework that will address this, but it is not complete yet.  Hopefully a...
   Author: Alan Gates, 2014-05-05, 16:32
Modify/add component in Hive JIRA - Hive - [mail # dev]
...For the new transactions work that went in as part of HIVE-5317 I’ve been using “Locking” as the component for JIRAs.  This work is related to locking, but that label doesn’t really cov...
   Author: Alan Gates, 2014-04-23, 21:35
Re: Meta data tables - Hive - Hive - [mail # user]
...Hive does not have a traditional SQL information schema.  Instead it uses MySQL style show/describe.  So it has show tables, etc.  See https://cwiki.apache.org/confluence/disp...
   Author: Alan Gates, 2014-04-21, 23:07
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