saihemanth-cloudera commented on code in PR #4569:
URL: https://github.com/apache/hive/pull/4569#discussion_r1319129748
##########
standalone-metastore/metastore-server/src/main/sql/derby/hive-schema-4.0.0-beta-1.derby.sql:
##########
@@ -189,6 +189,8 @@ CREATE TABLE "APP"."NOTIFICATION_LOG" (
CREATE UNIQUE INDEX "APP"."NOTIFICATION_LOG_EVENT_ID" ON
"APP"."NOTIFICATION_LOG" ("EVENT_ID");
+CREATE UNIQUE INDEX "APP"."NOTIFICATION_LOG_UNIQUE_DB" ON
"APP"."NOTIFICATION_LOG" ("DB_NAME", "EVENT_ID");
Review Comment:
Both indices are required. There can be two different types of frequent
queries in this table.
1) provided eventId, fetch all the events greater than the eventId.
2) provided eventId, dbName, table, fetch all the events of this table
greater than the eventId.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
