Re: record identical operator
| От | Hannu Krosing |
|---|---|
| Тема | Re: record identical operator |
| Дата | |
| Msg-id | 52415E7D.9040807@2ndQuadrant.com обсуждение исходный текст |
| Ответ на | Re: record identical operator (Stephen Frost <sfrost@snowman.net>) |
| Список | pgsql-hackers |
On 09/23/2013 10:38 PM, Stephen Frost wrote: > >>> and heavily caveated. >> I'm not sure what caveats would be needed. It seems to me that a >> clear description of what it does would suffice. Like all the >> other non-default opclasses in core, it will be non-default because >> it is less frequently useful. > "This will claim things are different, even when they aren't different > when cast to text, or possibly even when extracted in binary mode, > ensure this is really what you want" is a pretty big caveat, imv. Yes, it should be documented that it tests for sameness and gives no guarantees that lack of sameness means "different" (as determined by some other operator) -- Hannu Krosing PostgreSQL Consultant Performance, Scalability and High Availability 2ndQuadrant Nordic OÜ
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