Hello Dimitris Tsirogiannis, Tim Armstrong,

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

    http://gerrit.cloudera.org:8080/9090

to look at the new patch set (#3).

Change subject: IMPALA-5903: Inconsistent specification of result set and 
result set metadata
......................................................................

IMPALA-5903: Inconsistent specification of result set and result set metadata

Before this commit it was quite random which DDL oprations
returned a result set and which didn't.

With this commit, every DDL operations return a summary of
its execution. They declare their result set schema in
Frontend.java, and provide the summary in CalatopOpExecutor.java.

Updated the tests according to the new behavior.

Change-Id: Ic542fb8e49e850052416ac663ee329ee3974e3b9
---
M be/src/service/client-request-state.cc
M fe/src/main/java/org/apache/impala/service/CatalogOpExecutor.java
M fe/src/main/java/org/apache/impala/service/Frontend.java
M testdata/workloads/functional-query/queries/QueryTest/alter-table.test
M testdata/workloads/functional-query/queries/QueryTest/chars-tmp-tables.test
M 
testdata/workloads/functional-query/queries/QueryTest/compute-stats-incremental.test
M testdata/workloads/functional-query/queries/QueryTest/compute-stats.test
M testdata/workloads/functional-query/queries/QueryTest/create-database.test
M 
testdata/workloads/functional-query/queries/QueryTest/create-table-like-file.test
M 
testdata/workloads/functional-query/queries/QueryTest/create-table-like-table.test
M testdata/workloads/functional-query/queries/QueryTest/create-table.test
M 
testdata/workloads/functional-query/queries/QueryTest/delimited-latin-text.test
M testdata/workloads/functional-query/queries/QueryTest/delimited-text.test
M testdata/workloads/functional-query/queries/QueryTest/describe-path.test
M testdata/workloads/functional-query/queries/QueryTest/functions-ddl.test
M 
testdata/workloads/functional-query/queries/QueryTest/hbase-compute-stats-incremental.test
M testdata/workloads/functional-query/queries/QueryTest/insert_bad_expr.test
M testdata/workloads/functional-query/queries/QueryTest/kudu_alter.test
M testdata/workloads/functional-query/queries/QueryTest/kudu_create.test
M testdata/workloads/functional-query/queries/QueryTest/kudu_insert.test
M testdata/workloads/functional-query/queries/QueryTest/load.test
M testdata/workloads/functional-query/queries/QueryTest/local-filesystem.test
M testdata/workloads/functional-query/queries/QueryTest/truncate-table.test
M testdata/workloads/functional-query/queries/QueryTest/views-ddl.test
24 files changed, 272 insertions(+), 64 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/90/9090/3
--
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: Ic542fb8e49e850052416ac663ee329ee3974e3b9
Gerrit-Change-Number: 9090
Gerrit-PatchSet: 3
Gerrit-Owner: Zoltan Borok-Nagy <borokna...@cloudera.com>
Gerrit-Reviewer: Dimitris Tsirogiannis <dtsirogian...@cloudera.com>
Gerrit-Reviewer: Tim Armstrong <tarmstr...@cloudera.com>
Gerrit-Reviewer: Zoltan Borok-Nagy <borokna...@cloudera.com>

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