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Think about Loose Coupling

Tricks with DBI

by btrott (Parson)
on Apr 14, 2000 at 03:36 UTC ( #7568=perltutorial: print w/replies, xml ) Need Help??

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  1. or download this
        my $dbh = DBI->connect('foo', 'bar', 'baz', 'mysql')
            or die "Can't connect: ", $DBI::errstr;
        $dbh->{RaiseError} = 1;
  2. or download this
        my $sth = $dbh->prepare("select id from foo")
            or die "Can't prepare: ", $dbh->errstr;
            or die "Can't execute: ", $dbh->errstr;
  3. or download this
        select id, name, phone from people
  4. or download this
        my($id, $name, $phone);
        $sth->bind_columns(undef, \$id, \$name, \$phone);
  5. or download this
        while ($sth->fetch) {
            print join("\t", $id, $name, $phone), "\n";
  6. or download this
        # Connect to the database and set the RaiseError
        # attribute so that any database error will
  7. or download this
        use Apache::DBI;
  8. or download this
        use DBI;

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