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


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:

File path: ql/src/java/org/apache/hadoop/hive/ql/metadata/
@@ -116,22 +116,12 @@
   private transient Boolean outdatedForRewritingMaterializedView;
   /** Constraint related objects */
-  private transient PrimaryKeyInfo pki;
-  private transient ForeignKeyInfo fki;
-  private transient UniqueConstraint uki;
-  private transient NotNullConstraint nnc;
-  private transient DefaultConstraint dc;
-  private transient CheckConstraint cc;
+  private transient TableConstraintsInfo tableConstraintsInfo;
   /** Constraint related flags
    *  This is to track if constraints are retrieved from metastore or not
-  private transient boolean isPKFetched=false;
-  private transient boolean isFKFetched=false;
-  private transient boolean isUniqueFetched=false;
-  private transient boolean isNotNullFetched=false;
-  private transient boolean isDefaultFetched=false;
-  private transient boolean isCheckFetched=false;
+  private transient boolean isTableConstraintsFetched=false;

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Issue Time Tracking

    Worklog Id:     (was: 482443)
    Time Spent: 4h 10m  (was: 4h)

> Consolidate metastore call to fetch constraints
> -----------------------------------------------
>                 Key: HIVE-22782
>                 URL:
>             Project: Hive
>          Issue Type: Improvement
>          Components: Query Planning
>            Reporter: Vineet Garg
>            Assignee: Ashish Sharma
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 4h 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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