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From "ASF GitHub Bot (Jira)" <j...@apache.org>
Subject [jira] [Work logged] (HIVE-22782) Consolidate metastore call to fetch constraints
Date Sat, 12 Sep 2020 07:55:00 GMT

     [ https://issues.apache.org/jira/browse/HIVE-22782?focusedWorklogId=482445&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-482445
]

ASF GitHub Bot logged work on HIVE-22782:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 12/Sep/20 07:54
            Start Date: 12/Sep/20 07:54
    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_r487382568



##########
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().getReliableAndEnableTableConstraints(this.getDbName(),
this.getTableName());
+        this.isTableConstraintsFetched = true;
       } catch (HiveException e) {
-        LOG.warn("Cannot retrieve PK info for table : " + this.getTableName()
-            + " ignoring exception: " + e);
+        LOG.warn(
+            "Cannot retrieve table constraints info for table : " + this.getTableName() +
" ignoring exception: " + e);

Review comment:
       replaced with complete name




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Issue Time Tracking
-------------------

    Worklog Id:     (was: 482445)
    Time Spent: 4h 20m  (was: 4h 10m)

> 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: 4h 20m
>  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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