Bonjour,

je voudrai comparer deux colonnes de deux base de donnée (bd et bd2) et insérer la colonne $row[1] si $row[0] et $row2[0] sont égaux,


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        MySQL("select * from worldmap_table");
 
        sub MySQL
        {
             #Connect to the database.
             my $dbh = DBI->connect("DBI:mysql:database=db;host=ip",
             "login", 'password',
             {'RaiseError' => 1});
 
             my $query = $_[0];  #assign argument to string
 
             my $sth = $dbh->prepare($query);   #prepare query
 
             $sth->execute();   #execute query
 
             while (my @row = $sth->fetchrow_array)
                 {
                    #print "@row\n";
                    #if (($row[0] and $row[1] and $row[2]) ne undef) {
 
                    #affiche toute les lignes nom_du_serveur nom_du_trigger severity longitude latitude
                    print "$row[0] $row[1] $row[2] $row[3] $row[4]  \n";
 
                     $dbh->disconnect;
                     }
 
    #############second_request######
            MySQL2("select * from worldmap_table2");
 
        sub MySQL2
        {
             my $dbh = DBI->connect("DBI:mysql:database=**db**;host=ip",
             "login", 'password',
                 {'RaiseError' => 1});
 
                 my $query = $_[0];  #assign argument to string
 
                 my $sth = $dbh->prepare($query);   #prepare query
 
                 $sth->execute();   #execute query
 
                 while (my @row2 = $sth->fetchrow_array)
                     {
                        print "$row2[0] $row2[1] $row2[2] $row2[3] $row2[4]  \n";
 
                        #$dbh->disconnect;
                     }
 
            }
 
        ########################i want to compare 2 column and insert , its something like that###############
                 my $dbh = DBI->connect("DBI:mysql:database=**db2**;host=ip",
                 "login", 'password',
                 {'RaiseError' => 1});
 
        if ($row[0] = $row2[0]){
 
        insert into worlmap_table (`severity`) values ("$row[0]");
    }