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# # Race condition in DEFAULT() with expressions # source include/have_debug_sync.inc; create table t1 (a int, b int default (a+1)); insert t1 values (1,10), (2,20), (3,30); connect (con1, localhost, root); select a,b,default(b) from t1; set debug_sync='after_Item_default_value_calculate WAIT_FOR go'; send select a,b,default(b) from t1; connection default; let $wait_condition=select count(*) from information_schema.processlist where state like 'debug sync%'; source include/wait_condition.inc; set debug_sync='ha_write_row_start SIGNAL go'; insert t1 values (100,default(b)); connection con1; reap; connection default; drop table t1; set debug_sync='RESET';