摘要: SQL:select column_name,data_type from all_tab_columns where table_name=upper('table_name'); 执行: SQL> column column_name format a30; SQL> column data_t 阅读全文
posted @ 2021-10-26 06:26 逆火狂飙 阅读(1858) 评论(0) 推荐(0)