Hrm, what version of MySQL? I just ran the query on 5.5.24 and it worked as expected.
- Derek Downey On Oct 4, 2012, at 9:52 AM, MAS! wrote: > Hi > > I know there'd be a reason, but I can't understand that.. > > mysql> select @valore:=rand(), @valore, @valore:="ciao", @valore; > +-------------------+-------------------+-----------------+---------+ > | @valore:=rand() | @valore | @valore:="ciao" | @valore | > +-------------------+-------------------+-----------------+---------+ > | 0.483624490428366 | 0.483624490428366 | ciao | 0 | > +-------------------+-------------------+-----------------+---------+ > 1 row in set (0.00 sec) > > mysql> select @valore:=rand(), @valore, @valore:="ciao", @valore; > +-------------------+-------------------+-----------------+---------+ > | @valore:=rand() | @valore | @valore:="ciao" | @valore | > +-------------------+-------------------+-----------------+---------+ > | 0.747058809499311 | 0.747058809499311 | ciao | ciao | > +-------------------+-------------------+-----------------+---------+ > 1 row in set (0.00 sec) > > why in the first execution the latest value is 0 and not 'ciao'? > and why in the first 2 columns the variables seems works as expected!? > > thank you in advance > > bye > MAS! > > > -- > MySQL General Mailing List > For list archives: http://lists.mysql.com/mysql > To unsubscribe: http://lists.mysql.com/mysql > -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql
