[
https://issues.apache.org/jira/browse/HIVE-22366?focusedWorklogId=442135&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-442135
]
ASF GitHub Bot logged work on HIVE-22366:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 06/Jun/20 00:25
Start Date: 06/Jun/20 00:25
Worklog Time Spent: 10m
Work Description: github-actions[bot] closed pull request #888:
URL: https://github.com/apache/hive/pull/888
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Issue Time Tracking
-------------------
Worklog Id: (was: 442135)
Time Spent: 40m (was: 0.5h)
> Multiple metastore calls for same table and constraints during planning
> -----------------------------------------------------------------------
>
> Key: HIVE-22366
> URL: https://issues.apache.org/jira/browse/HIVE-22366
> Project: Hive
> Issue Type: Improvement
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Vineet Garg
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
> Attachments: HIVE-22366.1.patch, HIVE-22366.2.patch,
> HIVE-22366.3.patch, HIVE-22366.4.patch, HIVE-22366.5.patch,
> HIVE-22366.6.patch, HIVE-22366.7.patch, HIVE-22366.8.patch
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> e.g. for a simple query like
> {code:sql}
> explain select count(i) from test2 group by j limit 3;
> {code}
> planner makes the following calls:
> {code}
> 2019-10-17T22:44:49,892 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr cmd=get_table :
> tbl=hive.default.test2
> 2019-10-17T22:44:49,908 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_primary_keys : tbl=hive.default.test2
> 2019-10-17T22:44:49,910 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_foreign_keys : parentdb=null parenttbl=null foreigndb=default
> foreigntbl=test2
> 2019-10-17T22:44:49,911 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_unique_constraints : tbl=hive.default.test2
> 2019-10-17T22:44:49,913 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_not_null_constraints : tbl=hive.default.test2
> 2019-10-17T22:44:49,979 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_partitions : tbl=hive.default.test2
> 2019-10-17T22:44:49,997 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_aggr_stats_for: table=hive.default.test2
> 2019-10-17T22:44:50,014 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr cmd=get_table :
> tbl=hive.default.test2
> 2019-10-17T22:44:50,023 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_primary_keys : tbl=hive.default.test2
> 2019-10-17T22:44:50,024 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_foreign_keys : parentdb=null parenttbl=null foreigndb=default
> foreigntbl=test2
> 2019-10-17T22:44:50,025 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_unique_constraints : tbl=hive.default.test2
> 2019-10-17T22:44:50,026 INFO [812910d4-bc6a-450c-aa8b-3487b4edceab main]
> HiveMetaStore.audit: ugi=vgarg ip=unknown-ip-addr
> cmd=get_not_null_constraints : tbl=hive.default.test2
> {code}
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