Re: Why hash indexes suck
От | Bruce Momjian |
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Тема | Re: Why hash indexes suck |
Дата | |
Msg-id | 200406100405.i5A45xB13358@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Why hash indexes suck (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: Why hash indexes suck
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Список | pgsql-hackers |
Tom Lane wrote: > Bruce Momjian <pgman@candle.pha.pa.us> writes: > > Added to TODO: > > * Order heap pointers on hash index pages by hash value and ctid > > [blink] This seems to miss out on the actual point of the thread (hash > bucket size shouldn't be a disk page) in favor of an entirely > unsupported sub-suggestion. Yes, I was unsure of the text myself. I have changed it to: * Allow hash buckets to fill disk pages, rather than being sparse If we sorted the keys, how do we insert new entries efficiently? -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania19073
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