how to select two columns from two tables in mysql

Question

I am trying to execute this query but i got error \" Undefined index: lname\".I want to count row from one column(fname) from table a and select column(ln

Answer 1

You need to use an alias. Use this:

$result = mysql_query("SELECT COUNT(fname) AS countfname,lname FROM a,b");
while ($row = mysql_fetch_array($result))
{
  echo "";
  echo $row['lname'];
  echo "";
  echo "";
  echo $row['countfname'];
  echo "";
}