Hi,
What could possibly I do so that I can make this fast?
Here is the code inside my function:
FOR temp_rec IN SELECT * FROM item_qc_doer LOOP
DELETE FROM qc_session WHERE item_id = temp_rec.item_id;
DELETE FROM item_qc_doer WHERE item_id = temp_rec.ite
What could possibly I do so that I can make this fast?
Here is the code inside my function:
FOR temp_rec IN SELECT * FROM item_qc_doer LOOP
DELETE FROM qc_session WHERE item_id = temp_rec.item_id;
DELETE FROM item_qc_doer WHERE item_id = temp_rec.item_id;
Here is the code inside my function:
FOR temp_rec IN SELECT * FROM item_qc_doer LOOP
DELETE FROM qc_session WHERE item_id = temp_rec.item_id;
DELETE FROM item_qc_doer WHERE item_id = temp_rec.item_id;
END LOOP;
Item_qc_oder table contains 22,000 re
Christian,
Do you have foreign keys pointing to your table with ON CASCADE... ?
Cause in that case you're not only deleting your 22000 records, but the
whole tree of cascades. And if you don't have an index on one of those
foreign keys, then you might have a sequential scan of the child table
on e
?
questions by questions ;-)
mfg
-Ursprüngliche Nachricht-
Von: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] Auftrag von Christian
Paul B. Cosinas
Gesendet: Donnerstag, 20. Oktober 2005 10:44
An: pgsql-performance@postgresql.org
Betreff: [PERFORM] Deleting Records
Hi!
I'm experienc
Hi!
I'm experiencing a very slow deletion of records. Which I thin is not right.
I have a Dual Xeon Server with 6gig Memory.
I am only deleting about 22,000 records but it took me more than 1 hour to
finish this.
What could possibly I do so that I can make this fast?
Here is the code inside my f