Re: Dropping Fields In A Table
| От | Doug McNaught |
|---|---|
| Тема | Re: Dropping Fields In A Table |
| Дата | |
| Msg-id | m33d5lu9xc.fsf@belphigor.mcnaught.org обсуждение исходный текст |
| Ответ на | Dropping Fields In A Table ("Krog, Kenneth" <KAKrog@MassMutual.com>) |
| Список | pgsql-general |
"Krog, Kenneth" <KAKrog@MassMutual.com> writes: > In what version of Postgre are you able to drop fields in a table (7.1?), > and is this the correct syntax: > ALTER TABLE tablename DROP COLUMN columnname; > > And is their a way to change the type of column that a column is for > instance from CHAR to INT, and what is the syntax for that. I looked up one > side of the documentation and down the other and their does not seem to be a > way. I'm pretty sure neither of these is currently implemented. You need to backup, drop and recreate the table, or do a ALTER TABLE RENAME/ CREATE TABLE AS/DROP TABLE dance. -Doug -- In a world of steel-eyed death, and men who are fighting to be warm, Come in, she said, I'll give you shelter from the storm. -Dylan
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