https://blog.youkuaiyun.com/yl113zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/yl113/article/details/173609https://blog.youkuaiyun.com/yl113/article/details/173609yl113Tue, 09 Nov 2004 10:28:00 +0800 select ascii(A) A,ascii(a) a,ascii(0) zero,ascii( ) space from dual;        A         A      ZERO     SPACE--------- --------- --------- ---------      ]]>https://blog.youkuaiyun.com/yl113/article/details/88591https://blog.youkuaiyun.com/yl113/article/details/88591yl113Mon, 30 Aug 2004 10:26:00 +0800https://blog.youkuaiyun.com/yl113/article/details/81489https://blog.youkuaiyun.com/yl113/article/details/81489yl113Sun, 22 Aug 2004 13:30:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79824https://blog.youkuaiyun.com/yl113/article/details/79824yl113Fri, 20 Aug 2004 10:08:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79819https://blog.youkuaiyun.com/yl113/article/details/79819yl113Fri, 20 Aug 2004 10:06:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79813https://blog.youkuaiyun.com/yl113/article/details/79813yl113Fri, 20 Aug 2004 10:03:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79805https://blog.youkuaiyun.com/yl113/article/details/79805yl113Fri, 20 Aug 2004 09:54:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79798https://blog.youkuaiyun.com/yl113/article/details/79798yl113Fri, 20 Aug 2004 09:49:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79791https://blog.youkuaiyun.com/yl113/article/details/79791yl113Fri, 20 Aug 2004 09:43:00 +0800https://blog.youkuaiyun.com/yl113/article/details/79756https://blog.youkuaiyun.com/yl113/article/details/79756yl113Fri, 20 Aug 2004 09:11:00 +0800https://blog.youkuaiyun.com/yl113/article/details/78520https://blog.youkuaiyun.com/yl113/article/details/78520yl113Wed, 18 Aug 2004 22:15:00 +0800https://blog.youkuaiyun.com/yl113/article/details/58586https://blog.youkuaiyun.com/yl113/article/details/58586yl113Mon, 02 Aug 2004 13:12:00 +0800https://blog.youkuaiyun.com/yl113/article/details/55431https://blog.youkuaiyun.com/yl113/article/details/55431yl113Thu, 29 Jul 2004 14:26:00 +0800                         posted on 2004年07月29日 12:25 PM -->]]>https://blog.youkuaiyun.com/yl113/article/details/37653https://blog.youkuaiyun.com/yl113/article/details/37653yl113Fri, 09 Jul 2004 11:27:00 +0800https://blog.youkuaiyun.com/yl113/article/details/34218https://blog.youkuaiyun.com/yl113/article/details/34218yl113Mon, 05 Jul 2004 12:20:00 +0800https://blog.youkuaiyun.com/yl113/article/details/32710https://blog.youkuaiyun.com/yl113/article/details/32710yl113Fri, 02 Jul 2004 21:59:00 +0800https://blog.youkuaiyun.com/yl113/article/details/25502https://blog.youkuaiyun.com/yl113/article/details/25502yl113Thu, 24 Jun 2004 17:21:00 +0800