deniskuzZ commented on code in PR #4949:
URL: https://github.com/apache/hive/pull/4949#discussion_r1428108810
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standalone-metastore/metastore-server/src/main/sql/mysql/hive-schema-4.0.0-alpha-2.mysql.sql:
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@@ -892,7 +892,7 @@ CREATE TABLE IF NOT EXISTS `NOTIFICATION_SEQUENCE`
PRIMARY KEY (`NNI_ID`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
-ALTER TABLE `NOTIFICATION_SEQUENCE` MODIFY COLUMN `NNI_ID` BIGINT(20)
GENERATED ALWAYS AS (1) STORED NOT NULL;
+ALTER TABLE `NOTIFICATION_SEQUENCE` ADD CONSTRAINT `ONE_ROW_CONSTRAINT` CHECK
(`NNI_ID` = 1);
Review Comment:
maybe rename to `ONLY_ONE_ROW`?
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