Alvaro Herrera <alvherre@xxxxxxxxxxxxxx> writes: > Peter Koczan escribió: >> I am having a problem with what appear to be legacy foreign keys in >> some of my databases (probably pre-7.2 days). They won't restore from >> 8.2 to 8.3, because the '<unnamed>' field in the called function isn't >> unique when I try to restore more than one of these legacy keys > 8.3's pg_dump contains smarts to dump these things as normal FKs. Try > it. No, pg_dump isn't involved --- the new smarts are inside the server, in CREATE CONSTRAINT TRIGGER. It sounds like Peter has a case that is confusing that new code. Could we see a complete example? regards, tom lane ---------------------------(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