Question

This query should return 4 rows but returns 1 with the ID of 62983. Any reason why?

SELECT *
    FROM sims_user_role_maps surm
    JOIN sims_role sr ON surm.role_id = sr.id
    WHERE 
        surm.user_id = 118730
        AND sr.organization_id REGEXP 62978|62981|62982|62983

SP Call

call schools_remove_for_user('f155ec0e-b9ce-11e1-a1fa-001cc4565d26', '62966|62969|62983') 

SP

CREATE PROCEDURE `schools_remove_for_user`(
    user_id NVARCHAR(255),
    school_ids LONGTEXT
)
BEGIN

DECLARE sims_user_id INT DEFAULT NULL;

SELECT u.sims_id 
INTO sims_user_id 
FROM user u 
WHERE u.id = user_id;

SET SQL_SAFE_UPDATES = 0;

DELETE FROM sims_user_role_maps
WHERE 
        user_id = sims_user_id
    AND role_id IN (
                SELECT role_id 
                FROM(
                    SELECT surm.role_id 
                    FROM sims_user_role_maps surm
                    JOIN sims_role sr ON surm.role_id = sr.id
                    WHERE 
                            surm.user_id = sims_user_id
                        AND sr.organization_id REGEXP school_ids) 
                A);

END

Answer 1

The reason was the user_id in the delete statement. I added the table name as the prefix.

DELETE FROM sims_user_role_maps
WHERE 
        sims_user_role_maps.user_id = sims_user_id
    AND sims_user_role_maps.role_id IN (