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Sams Teach Yourself MySQL in 21 Days, Second Edition
book

Sams Teach Yourself MySQL in 21 Days, Second Edition

by Tony Butcher
December 2002
Beginner content levelBeginner
640 pages
16h 41m
English
Sams
Content preview from Sams Teach Yourself MySQL in 21 Days, Second Edition

Handling the Resultset

After we have run a query and created a resultset, we need to process it. Table 12.2 shows an overview of the DBI methods that we can use to handle the resultset of the query.

Table 12.2. DBI Methods for Handling Resultsets
DBI MethodMeaning
$hash_ref = $sth->fetchrow_hashref;Reference to hashed array containing one row of resultset keyed by column name
@row_ary = $sth->fetchrow_array;Array containing one row of resultset
$ary_ref = $sth->fetchrow_arrayref;Reference to object containing one row of resultset
$ary_ref = $sth->fetchall_arrayref;Reference to object containing all rows of resultset
$ary_ref = $dbh->selectall_arrayref();Prepare and execute query, return reference to object containing all rows of resultset, and finish ...
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Publisher Resources

ISBN: 0672323923Purchase book