I get an error like this every time I try to modify a database (with update/insert/drop
index...)
What's happened? Can I fix it? how?
It's postgres 7.1.3, btw
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Simone Tellini
E-mail: [EMAIL PROTECTED]
http://www.areabusiness.it
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The vast majority of the cost of using an index is due to reading
the data blocks in the table in a random order, rathern than
sequentially, right? Rather than making estimates of the selectivity
of an index when you search for 'W%', why not actually start the
index lookup and count how many you