>>>>> "Brian" == Brian Seitz <bds215@stripped> writes:
Brian> I am creating a web-front end to search for database entries and I want
Brian> to split the output into more than one screen (limit 1 , 20, limit 21 ,
Brian> 40, etc.) But in order to know when to stop allowing the user to press
Brian> "next" and get another screen of results when there are no results left,
Brian> I need to return how many total results exist without the limit
Brian> statement. Is there a better way to do this than executing the
Brian> statement without the limit and doing a count loop (i.e., "while
Brian> $row_ref = $sth->fetchrow_arrayref { $i++ } )? It seems like there
Brian> should be some DBI function that returns this automatically.
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Hi!
The 'fastest' way to solve this is to ask for one extra row with the
LIMIT clause; You should just not show this last row, but use this to
determinate if there is more rows to be shown on the next page.
Regards,
Monty
