With indices you speed SELECTs, but slow INSERTs and UPDATEs.

""Noah Spitzer-Williams"" <[EMAIL PROTECTED]> ha scritto nel messaggio
9h0n6v$l2h$[EMAIL PROTECTED]">news:9h0n6v$l2h$[EMAIL PROTECTED]...
> what are the advantages and disadvantages of primary keys and indices?
>
> - Noah
>
>
>
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