SET FOREIGN_KEY_CHECKS=0; drop table if exists tl_laasse10_attachment; drop table if exists tl_laasse10_assessment; drop table if exists tl_laasse10_assessment_question; drop table if exists tl_laasse10_question_log; drop table if exists tl_laasse10_session; drop table if exists tl_laasse10_user; SET FOREIGN_KEY_CHECKS=1;