Oracle中获取字符串下标、截取字符串
Oracle中获取字符串下标、截取字符串
获取下标:
SELECT INSTR("AAA-BBB-CCC-DDD", "-", 1, 1) as 字符位置 FROM dual
截取字符串:
SELECT SUBSTR("AAA-BBB-CCC-DDD", 1, 3) as 截取字符串 FROM DUAL
解释:
以上是 Oracle中获取字符串下标、截取字符串 的全部内容, 来源链接: utcz.com/z/534230.html
获取下标:
SELECT INSTR("AAA-BBB-CCC-DDD", "-", 1, 1) as 字符位置 FROM dual
截取字符串:
SELECT SUBSTR("AAA-BBB-CCC-DDD", 1, 3) as 截取字符串 FROM DUAL
解释:
以上是 Oracle中获取字符串下标、截取字符串 的全部内容, 来源链接: utcz.com/z/534230.html