github.com/matrixorigin/matrixone@v1.2.0/test/distributed/cases/optimistic/ww_conflict.result (about) 1 drop table if exists dis_table_02; 2 create table dis_table_02(a int not null auto_increment,b varchar(25) not null,c datetime,primary key(a),key bstr (b),key cdate (c) ); 3 insert into dis_table_02(b,c) values ('aaaa','2020-09-08'); 4 insert into dis_table_02(b,c) values ('aaaa','2020-09-08'); 5 begin; 6 update dis_table_02 set b='tittttt' where a>1; 7 use ww_conflict; 8 begin; 9 update dis_table_02 set b='dpqweoe' where a>1; 10 commit; 11 start transaction; 12 internal error: Write conflicts detected. Previous transaction need to be aborted. 13 drop table if exists dis_table_02;