breath on database storage engines

[spider.git] / perl / DXSql / mysql.pm

diff --git a/perl/DXSql/mysql.pm b/perl/DXSql/mysql.pm
index be3a7aff74300fa7d7f5424c3c6d02436e042fca..dee586f76168c07504287a9365cddbff110db213 100644 (file)
--- a/perl/DXSql/mysql.pm
+++ b/perl/DXSql/mysql.pm
@@ -22,11 +22,36 @@ sub show_tables
        my $sth = $self->prepare($s);
        $sth->execute;
        my @out;
-       push @out, $sth->fetchrow_array;
+       while (my @t = $sth->fetchrow_array) {
+               push @out, @t;
+       }
        $sth->finish;
        return @out;
 }
 
+sub has_ipaddr
+{
+       my $self = shift;
+       my $s = q(describe spot);
+       my $sth = $self->prepare($s);
+       $sth->execute;
+       while (my @t = $sth->fetchrow_array) {
+               if ($t[0] eq 'ipaddr') {
+                       $sth->finish;
+                       return 1;
+               }
+       }
+       $sth->finish;
+       return undef;
+}
+
+sub add_ipaddr
+{
+       my $self = shift;
+       my $s = q(alter table spot add column ipaddr varchar(40));
+       $self->do($s);
+}
+
 sub spot_create_table
 {
        my $self = shift;
@@ -45,7 +70,8 @@ spotcq tinyint,
 spotteritu tinyint,
 spottercq tinyint,
 spotstate char(2),
-spotterstate char(2)
+spotterstate char(2),
+ipaddr varchar(40)
 )};
        $self->do($s);
 }