Quanlong Huang has uploaded this change for review. ( 
http://gerrit.cloudera.org:8080/18926


Change subject: IMPALA-11540: Add logs for ALTER_TABLE events that trigger slow 
metadata reload
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IMPALA-11540: Add logs for ALTER_TABLE events that trigger slow metadata reload

ALTER_TABLE event could trigger full refresh on the table, which is
time consuming and can lead to event-processor lagging behind. We need
logs to show the difference between the before and after hmsTables so we
can further distinguish the cases that actully don't need a full table
refresh, e.g. changing the owner, changing tblproperties, etc.

Change-Id: Ibf344e6b423f88c9635ca8d61d53385b88ba4dce
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M fe/src/main/java/org/apache/impala/catalog/events/MetastoreEvents.java
1 file changed, 34 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/26/18926/1
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Ibf344e6b423f88c9635ca8d61d53385b88ba4dce
Gerrit-Change-Number: 18926
Gerrit-PatchSet: 1
Gerrit-Owner: Quanlong Huang <huangquanl...@gmail.com>

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