ALTER TABLE bvur.workspace_likes_metadata ADD UNIQUE KEY `uidx` (`user_id`, `workspace_id`);
ALTER TABLE bvur.education_user_activity ADD UNIQUE KEY `uidx` (`user_id`, `edu_id`);
ALTER TABLE bvur.liked_blogs ADD UNIQUE KEY `uidx` (`user_id`, `blog_id`);
ALTER TABLE bvur.user_rolls_metadata ADD UNIQUE KEY `uidx` (`roll_id`, `user_id`);