source include/master-slave.inc;

create table t1 (n int not null primary key);
save_master_pos;
connection slave;
sync_with_master;
insert into t1 values (1);
connection master;
insert into t1 values (1);
insert into t1 values (2),(3);
save_master_pos;
connection slave;
sync_with_master;
select * from t1;