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Posted to dev@flink.apache.org by "haojiawei (Jira)" <ji...@apache.org> on 2022/04/26 13:42:00 UTC
[jira] [Created] (FLINK-27417) Flink JDBC SQL Connector:SELECT * FROM table WHERE co > 100; mysql will execute SELECT * FROM table to scan the whole table
haojiawei created FLINK-27417:
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Summary: Flink JDBC SQL Connector:SELECT * FROM table WHERE co > 100; mysql will execute SELECT * FROM table to scan the whole table
Key: FLINK-27417
URL: https://issues.apache.org/jira/browse/FLINK-27417
Project: Flink
Issue Type: Bug
Components: Connectors / JDBC
Affects Versions: 1.14.0
Reporter: haojiawei
Use flink cli to create a mysql mapping table, and execute the query SELECT * FROM table WHERE co > 100;Mysql will execute SELECT * FROM table to scan the whole table.
show mysql execute sql: select * from information_schema.`PROCESSLIST` where info is not null;
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