On 2 May 2009, at 10:14, [email protected] wrote:
Giving the DBMS a SELECT ... IN( ... ) list lets the DBMS optimize the query based on its internal information and cached data. This will likely be much faster than making one DBMS call inside a PHP loop.
Even considering that I have to use PHP to loop through the XML document and build the string first?
Also, how many values can an IN() hold?
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