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drop tablespace qb including contents and datafiles; DROP TABLESPACE TJLGL INCLUDING CONTENTS AND DATAFILES; drop user qb cascade create tablespace qb logging datafile 'E:\app\landa6\oradata\qb.DBF' --(表空间路径) size 32m autoextend on next 32m extent management local; create user qb identified by qb default tablespace qb grant dba to qb;--(分配权限给用户) SELECT 'DELETE FROM '|| table_name || ';' FROM USER_TABLES ORDER BY TABLE_NAME;
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