Read a collect of articles at bottom of http://www.sai.msu.su/~megera/postgres/gist/
Christopher Kings-Lynne wrote:
>>>Oh yes, one last question, is the required method for adding index
>>>support via GiST? I ask because it seems to me that inserts could be
>>>exceptionally expensive, though as usual, I still have more to look at.
>>>
>>I think we would recommend GIST because it is easier.
>>
>
> Would someone be able to explain to me exactly what GIST is? I thought it
> was just a _type_ of index, but is it actually a generalised index-creating
> framework? Do other DMBSs use it? Is it a cool thing I could talk about
> when I give my talk at UWA tommorrow?
>
> Chris
>
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--
Teodor Sigaev
teodor@stack.net