常用Oracle函数 SQL中的单记录函数 1.ASCII 返回与指定的字符对应的十进制数; SQL> select ascii('A') A,ascii('a') a,ascii('0') zero,ascii(' ') space from dual; A A ZERO SPACE 65 97 Read More
posted @ 2016-12-14 10:54 Adolf_Ye Views(304) Comments(0) Diggs(1) Edit