摘要: declaresales number(10, 2); text1 text := 'hello world';a number := 2; begin raise info '% ', text1;raise info '% ', a;raise info 'text1'; end; declar 阅读全文
posted @ 2021-10-15 14:13 aaronwell 阅读(54) 评论(0) 推荐(0)