[HACKERS] How to deal with order by, group by, distinct for user-defined types

ordering operator or modify the query. My question is: how do I find or define ordering operators for my user-defined type? Thanks. Ruey-Lung Hsiao ---(end of broadcast)--- TIP 7: don't forget to increase your free space map settings

[HACKERS] How to check the postgresql version

d of version check task? Thank you very much. Ruey-Lung Hsiao ---(end of broadcast)--- TIP 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])

[HACKERS] "no snapshot has been set" error

wed to use SPI functions in this situation? Thank you for your advice and suggestions in advance. Ruey-Lung Hsiao ---(end of broadcast)--- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAI