xiaom...@cloudera.com has uploaded this change for review. ( 
http://gerrit.cloudera.org:8080/13049


Change subject: IMPALA-8149 : Add support for alter_database events
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IMPALA-8149 : Add support for alter_database events

This change add support for alter_database events in two parts:
One is adding catalogServiceId and catalogVersion in db parameters when alter 
database.
The other is adding alter database event, check if it's self event during 
process, if true do nothing, if false replace caralog cached db with event db.

Testing:
Enabled testAlterDisableFlagFromDb in MetastoreEventsProcessorTest.

Change-Id: Iaf020e85cae04163bf32e31363eb4119d624640b
---
M fe/src/main/java/org/apache/impala/catalog/CatalogServiceCatalog.java
M fe/src/main/java/org/apache/impala/catalog/Db.java
M fe/src/main/java/org/apache/impala/catalog/events/MetastoreEvents.java
M fe/src/main/java/org/apache/impala/service/CatalogOpExecutor.java
M 
fe/src/test/java/org/apache/impala/catalog/events/MetastoreEventsProcessorTest.java
5 files changed, 254 insertions(+), 102 deletions(-)



  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/49/13049/1
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Iaf020e85cae04163bf32e31363eb4119d624640b
Gerrit-Change-Number: 13049
Gerrit-PatchSet: 1
Gerrit-Owner: Anonymous Coward <xiaom...@cloudera.com>
Gerrit-Reviewer: Anurag Mantripragada <anu...@cloudera.com>
Gerrit-Reviewer: Bharath Krishna <bhar...@cloudera.com>
Gerrit-Reviewer: Bharath Vissapragada <bhara...@cloudera.com>
Gerrit-Reviewer: Vihang Karajgaonkar <vih...@cloudera.com>

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