摘要: select position('.' in '1.1.2.10'); select split_part('1.1.2.10','.',length('1.1.2.10') - length(translate('1.1.2.10','.',''))+1); select split_part(' 阅读全文
posted @ 2019-09-10 11:08 java奋斗 阅读(2795) 评论(0) 推荐(0) 编辑