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Displaying posts with tag: 列的变更 (reset)

Aug

2013

Posted by MySQLOPS on Fri 16 Aug 2013 05:40 UTC
Tags:

new feature, mysql5.6, 数据库, 测试, Online DDL, 列的变更

导读:MySQL5.6 OnLine DDL 对列变更操作的测试，测试目的:对于列不同操作，Online DDL是否需要拷贝表以及允许DML,SELECT 并发。

下面测试使用测试案例 test_column,big_table，表定义是一致，结果集大小不同。

mysql> show create table test_column \G

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