Re: drop if exists
От | Rod Taylor |
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Тема | Re: drop if exists |
Дата | |
Msg-id | 1129339941.24136.70.camel@home обсуждение исходный текст |
Ответ на | drop if exists (Andrew Dunstan <andrew@dunslane.net>) |
Ответы |
Re: drop if exists
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Список | pgsql-hackers |
On Fri, 2005-10-14 at 20:29 -0400, Andrew Dunstan wrote: > From time to time the suggestion crops up of allowing a DROP IF EXISTS > ... syntax. This seems not unreasonable, and I just spent a few minutes > looking at what might be involved. Especially in the case of a table, > view, sequence and index the changes look like they would be very modest > indeed, and not enormously greater in the case of a type, domain, > conversion and schema. I would rather have a 'rollback or release savepoint' command which would rollback to the savepoint if there was an error or release it otherwise. This way any command or combination of commands could be aborted or continued as a group in a statically defined script. --
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