12 2021 档案

SQL语句
摘要：IF表达式 SELECT IF(sva=1,"男","女") AS s FROM table_name WHERE sva != ''; CASE WHEN SELECT CASE sva WHEN 1 THEN '男' ELSE '女' END AS s FROM table_name WHERE 阅读全文
posted @ 2021-12-23 10:35 蓝鲸也是鲸 阅读(23) 评论(0) 推荐(0) 编辑
com.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information: /127.0.0.1:9848
摘要：Connection refused: no further information: /127.0.0.1:9848 阅读全文
posted @ 2021-12-20 15:23 蓝鲸也是鲸 阅读(10205) 评论(0) 推荐(2) 编辑

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