Re: Functionality
От | Bruce Momjian |
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Тема | Re: Functionality |
Дата | |
Msg-id | 200106100127.f5A1RA114924@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Functionality (Brian Kejser <bkejser@KAISERDIGITAL.com>) |
Ответы |
Re: Functionality
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Список | pgsql-general |
> Hi > > I have been learning postgresql for the last couple days and I have been > trying to determine what it can and cannot do in relation to Oracle (where I > have several years experience). > > Questions > > 1. Can postgresql load/pin objects (i.e. tables, procedures, etc.) into > memory at startup? No. > 2. Does postgresql use a SQL cache like Oracle? If so, can the cache be > viewed or summarized using SQL? No, I don't think so. > 3. Is it possible to return anything other than a single value from a > server-side procedure. If so, how? No. > 4. Can SQL be parameterized like in Oracle (i.e. "SELECT name FROM table > WHERE somefield = :var1")? No. > 5. Does postgresql support SQL hints (belong using the JOIN keyword)? No. > 6. Does postgresql use table spaces like in Oracle (i.e. database objects > are placed if different tables spaces according to usage)? No. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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