github.com/pingcap/tiflow@v0.0.0-20240520035814-5bf52d54e205/dm/tests/ha_cases_1/data/db2.increment.sql (about)

     1  use database-placeholder;
     2  -- add an empty column to flush syncer checkpoint
     3  alter table tb add column info varchar(10);
     4  delete from tb where name = 'Sansa';