On sun, 2007-06-24 at 16:55 +0800, carter ck wrote: > I am experiencing thgis problem since this morning. I seldom heard about > unique key constraint violation to happen when updating a table. > > It happens to 1 or few records at early stage, but then to all. > > My updating command is as following: > > update mytable set my_status='Y' where myid='ABC123567778'; > > Can anyone help? All helps and solutions are appreciated.
sounds like you have a UNIQUE constraint involving the column "my_status". did you recently create a new index on this table? what does psql say to: \d mytable gnari ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match