Bug #11548: sub select??

From: akhil_chugh@yahoo.com Operating system: red hat 6.2 PHP version: Earlier? Upgrade first! PHP Bug Type: MySQL related Bug description: sub select?? dear sir i want to know if the followign scenario has some work around possible i have a table to project_users and a table of users. when some one joins my organization i add him in the user table adn then when he becomes a part of a project he is added to the project users table to add him to a project he should not already be a part of that project so i want to execute a query of the form select user_id from users where user_id NOT IN ( select user_id from project_users where project_id = $selected_project) but as you know mysql doesn't support sub-select .] so is there a workatround using php to handle this sub select pls reply soon thanx --akhil -- Edit Bug report at: http://bugs.php.net/?id=11548&edit=1