02-28-07, 05:29 #1Registered User
- Join Date
- Feb 2007
Unanswered: How to union table without union statement in postgresql?
I need to combine 10 tables which contain same table structure and join another table to show the latest 200 record, I am join the other table first and using union statement of select all record now but the collection time is super slow, how can I improve the collection speed?