摘要: //截取下划线后的字符串 select substr('GY_272',instr('GY_272', '_', -1, 1)+1) from dual select substr('GY_272',instr('GY_56', '_', -1, 1)+1) from dual 阅读全文
posted @ 2018-09-11 13:54 zmztyas 阅读(310) 评论(0) 推荐(0) 编辑