pan3793 commented on code in PR #5204:
URL: https://github.com/apache/hive/pull/5204#discussion_r2054512975
##########
metastore/src/java/org/apache/hadoop/hive/metastore/MetaStoreDirectSql.java:
##########
@@ -1964,4 +1964,13 @@ public List<SQLPrimaryKey> getPrimaryKeys(String
db_name, String tbl_name) throw
}
return ret;
}
+
+ long updateTableParam(Table table, String key, String expectedValue, String
newValue) {
+ String queryText = String.format("UPDATE \"TABLE_PARAMS\" SET
\"PARAM_VALUE\" = ? " +
+ "WHERE \"PARAM_KEY\" = ? AND \"PARAM_VALUE\" = ? AND \"TBL_ID\" IN
" +
Review Comment:
Just for reference, we hit performance issues in our production environment
on executing this SQL. Changing the `IN` to `=` would solve this issue, at
least for MySQL 5.7
<img width="1204" alt="image"
src="https://github.com/user-attachments/assets/642c8be4-18ec-457f-82fa-7aeaf93f421d";
/>
<img width="1205" alt="image"
src="https://github.com/user-attachments/assets/5c296295-1fdb-40aa-81d7-030ec2d148e6";
/>
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