这个查询怎么了

Question

$deleteUser = $_POST['userId'];

$query =    "DELETE FROM users AS USERS
           LEFT JOIN posts AS POSTS
           ON USERS.id = POSTS.postAuthor
           WHERE USERS.id = '$deleteUser' AND POSTS.postAuthor = '$deleteUser'";

I'm trying to remove the user and any posts they may have created. what am i missing?

Answer 1

specify the table or the alias where the DELETE exucutes

DELETE USERS FROM users AS USERS
       LEFT JOIN posts AS POSTS
       ON USERS.id = POSTS.postAuthor
WHERE USERS.id = '$deleteUser' AND POSTS.postAuthor = '$deleteUser'