You can use savepoints in pg 8.0:
http://www.postgresql.org/docs/8.0/static/sql-savepoint.html
Surabhi Ahuja wrote:
> in a transaction i try to insert into a table1, followed by insert
> into table 2 then insert into table 3 and last insert into table 4.
> However if a unique key violation occurs in the table 1 , the whole
> trabnsaction aborts. is there no way , where i can ignore this
> violation, and continue with the remaining insertions.
> ?