[Impala-ASF-CR] [WIP]: Initial commit to acquire table/database lock in metastore server before any HMS operation

["Sourabh Goyal (Code Review)" <ge...@cloudera.org>]

Hello Impala Public Jenkins, 

I'd like you to reexamine a change. Please visit

    http://gerrit.cloudera.org:8080/17703

to look at the new patch set (#2).

Change subject: [WIP]: Initial commit to acquire table/database lock in metastore server before any HMS operation
......................................................................

[WIP]: Initial commit to acquire table/database lock in metastore server before any HMS operation

Change-Id: I085eab20db61282daf4549ddbcc018aaf63cc361
---
M fe/src/main/java/org/apache/impala/catalog/CatalogServiceCatalog.java
M fe/src/main/java/org/apache/impala/catalog/metastore/CatalogMetastoreServiceHandler.java
M fe/src/main/java/org/apache/impala/catalog/metastore/HmsApiNameEnum.java
M fe/src/main/java/org/apache/impala/catalog/metastore/MetastoreServiceHandler.java
M fe/src/main/java/org/apache/impala/service/CatalogOpExecutor.java
5 files changed, 333 insertions(+), 6 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/03/17703/2
-- 
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I085eab20db61282daf4549ddbcc018aaf63cc361
Gerrit-Change-Number: 17703
Gerrit-PatchSet: 2
Gerrit-Owner: Sourabh Goyal <so...@cloudera.com>
Gerrit-Reviewer: Impala Public Jenkins <im...@cloudera.com>