[PHP] mySQL query grief

2001-07-22 Thread Justin French

Hi all,

newbie to MySQL...

I get this error:
Supplied argument is not a valid MySQL result resource in /usr/local/
blah blah blah

From this query:
$username = juddy2;
$sql = SELECT * FROM staff WHERE id=.$username;
$result = mysql_query($sql);


However, this works okay:
$username = juddy2;
$sql = SELECT * FROM staff;
$result = mysql_query($sql);


So, I guess my WHERE... stuff is wrong.  I just want to retrieve the
whole row of information relating to a certain user (eg juddy2).  The
usernames are unique in the table, contained in a column called id.


Many Thanks in advance
Justin French

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Re: [PHP] mySQL query grief

2001-07-22 Thread Gianluca Baldo

Justin -
there's an error in your query. I think it should be:
$sql = SELECT * FROM staff WHERE id='$username';

Anyway, to see which is the problem just
?
  print mysql_error();
?
after  $result = mysql_query($sql);

HTH
   Gianluca

JF newbie to MySQL...

JF I get this error:
JF Supplied argument is not a valid MySQL result resource in /usr/local/
JF blah blah blah

JF From this query:
JF $username = juddy2;
JF $sql = SELECT * FROM staff WHERE id=.$username;
JF $result = mysql_query($sql);


JF However, this works okay:
JF $username = juddy2;
JF $sql = SELECT * FROM staff;
JF $result = mysql_query($sql);


JF So, I guess my WHERE... stuff is wrong.  I just want to retrieve the
JF whole row of information relating to a certain user (eg juddy2).  The
JF usernames are unique in the table, contained in a column called id.


JF Many Thanks in advance
JF Justin French




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