摘要:
update tb_fdn_deviceaccount set czMC =replace(czMC,'站','') where zdmc in ('大连站','沈阳北站');delete from tb_fdn_deviceaccount where zdmc is null;update tb_ 阅读全文
摘要:
--编号declare v_cnt number; V_SQL VARCHAR2 (500) := '';begin select count(*) into v_cnt from dual where exists(SELECT * FROM USER_TAB_COLUMNS WHERE TABL 阅读全文
摘要:
declare v_cnt number; V_SQL VARCHAR2 (500) := '';begin select count(*) into v_cnt from dual where exists(SELECT * FROM user_tables WHERE TABLE_NAME = 阅读全文