Re: [PHP-DB] Help: do ... while, reverse data query

2003-11-05 Thread Boyan Nedkov
you can do it at sql level by using ORDER BY ... DESC like: SELECT * FROM categories WHERE cat_id = '$cat' ORDER BY cat_id DESC and then proceed the returned recordset in 'normal' way (order) -- Douglas Freake wrote: Hi there, I need to do a loop where the mysql query starts at the bottom and

Re: [PHP-DB] SELECT COUNT - result from two tables

2003-11-05 Thread Boyan Nedkov
Putting more than one table in the FROM clause means tables are joined, then at least following problems could arise: - using WHERE clause you can have empty recordset returned and then COUNT conflicts with it because there is actually no any data to be returned; - joining two (or more)

Re: [PHP-DB] Problem

2003-11-05 Thread Boyan Nedkov
A bit difficult to debug this without the file included (config.php); providing the error message would also be helpful. At first glance, I'm just wondering what does the dot mean in the table name used in the FROM clause: FROM school.physics_chris_rockets It shouldn't generate a php syntacs

Re: [PHP-DB] SQL COUNT vs mysql_num_rows

2003-11-05 Thread Boyan Nedkov
if tables are joined correctly it shouldn't be any problem to get count of a column, and yes - delegating that task to the database should be more efficient concerning the execution time boyan -- [EMAIL PROTECTED] wrote: maybe mysql cannot COUNT the result from more than 1 table, hence the