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https://issues.apache.org/jira/browse/HIVE-22782?focusedWorklogId=491357&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-491357
]
ASF GitHub Bot logged work on HIVE-22782:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Sep/20 18:45
Start Date: 25/Sep/20 18:45
Worklog Time Spent: 10m
Work Description: ashish-kumar-sharma commented on a change in pull
request #1419:
URL: https://github.com/apache/hive/pull/1419#discussion_r495170058
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/metadata/Table.java
##########
@@ -1176,145 +1166,101 @@ public void setStatsStateLikeNewTable() {
* Note that set apis are used by DESCRIBE only, although get apis return
RELY or ENABLE
* constraints DESCRIBE could set all type of constraints
* */
-
- /* This only return PK which are created with RELY */
- public PrimaryKeyInfo getPrimaryKeyInfo() {
- if(!this.isPKFetched) {
+ public TableConstraintsInfo getTableConstraintsInfo() {
+ if (!this.isTableConstraintsFetched) {
try {
- pki = Hive.get().getReliablePrimaryKeys(this.getDbName(),
this.getTableName());
- this.isPKFetched = true;
+ tableConstraintsInfo =
Hive.get().getTableConstraints(this.getDbName(), this.getTableName(), true,
true);
+ this.isTableConstraintsFetched = true;
} catch (HiveException e) {
- LOG.warn("Cannot retrieve PK info for table : " + this.getTableName()
- + " ignoring exception: " + e);
+ LOG.warn(
Review comment:
If exception generated then fall back to default constructor. As all the
constraint will set to null which was the previous contract.
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Issue Time Tracking
-------------------
Worklog Id: (was: 491357)
Time Spent: 7h 10m (was: 7h)
> Consolidate metastore call to fetch constraints
> -----------------------------------------------
>
> Key: HIVE-22782
> URL: https://issues.apache.org/jira/browse/HIVE-22782
> Project: Hive
> Issue Type: Improvement
> Components: Query Planning
> Reporter: Vineet Garg
> Assignee: Ashish Sharma
> Priority: Major
> Labels: pull-request-available
> Time Spent: 7h 10m
> Remaining Estimate: 0h
>
> Currently separate calls are made to metastore to fetch constraints like Pk,
> fk, not null etc. Since planner always retrieve these constraints we should
> retrieve all of them in one call.
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