I want to know whether an after insert trigger is better than an insertion statement followed by update statement in plsql block.
When I checked one of my client's database, I found some mistakes which will make problems. The problem is that the date is showing as 01-01-01 when I try to display it in the dd-MM-yyyy format the ...
I want to run update statement on Oracle 11g, but it fails with the following error: SQL Error: ORA-01427: single-row subquery returns more than one row 01427. 00000 - "single-row subquery ...