SELECT a.*,b.type_ FROM form_bo_ent a INNER JOIN form_bo_ent_relation b ON a.id_ = b.ref_ent_id_ WHERE b.bo_defid_ = #{defId} DELETE FROM form_bo_ent WHERE ID_ in ( select ref_ent_id_ from form_bo_ent_relation where BO_DEFID_ = #{defId} ) SELECT * FROM form_bo_ent WHERE upper(name_)=upper(#{name,jdbcType=VARCHAR}) SELECT * FROM form_bo_ent WHERE table_name_=#{tableName,jdbcType=VARCHAR} SELECT ent.*,rela.type_ FROM form_bo_ent ent LEFT JOIN form_bo_ent_relation rela on ent.id_ = rela.REF_ENT_ID_ LEFT JOIN form_bo_ent_relation relb on relb.id_ = rela.parent_id_ where relb.REF_ENT_ID_ =#{entId,jdbcType=VARCHAR}