Re: Possible typo in create_policy.sgml
От | Robert Haas |
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Тема | Re: Possible typo in create_policy.sgml |
Дата | |
Msg-id | CA+TgmobfKw_KDdV3R206RT5fdrUxsapyCa8zeg5n43_=beAQWg@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Possible typo in create_policy.sgml (Stephen Frost <sfrost@snowman.net>) |
Ответы |
Re: Possible typo in create_policy.sgml
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Список | pgsql-hackers |
On Thu, Jan 29, 2015 at 9:04 PM, Stephen Frost <sfrost@snowman.net> wrote: > A policy grants the ability to SELECT, INSERT, UPDATE, or DELETE rows > which match the relevant policy expression. Existing table rows are > checked against the expression specified via USING, while new rows > that would be created via INSERT or UPDATE are checked against the > expression specified via WITH CHECK. When a USING expression returns > false for a given row, that row is not visible to the user. When a WITH > CHECK expression returns false for a row which is to be added, an error > occurs. Yeah, that's not bad. I think it's an improvement, in fact. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
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