摘要： select * from all_users; --DROP USER vkdev CASCADE; SELECT * FROM USER_TABLES; --??????????? SELECT A.TABLESPACE_NAME,FILENUM, TOTAL "TOTAL (MB)",F.FR 阅读全文

摘要： DECLARE TYPE cst_table_list IS TABLE OF VARCHAR2(40); TYPE cst_list IS TABLE OF VARCHAR2(40); TYPE name_list IS TABLE OF VARCHAR2(40); TYPE type_list 阅读全文