SQL中的条件判断函数CASE WHEN,和IF的用法_sql case when if-CSDN博客
文章浏览阅读4.2w次,点赞17次,收藏68次。条件判断函数也成为控制流程函数,根据满足的条件的不同,执行相应的流程。MYSQL中进行条件判断的函数有IF,IFNULL,CASE。本文将分别介绍各个函数的用法。1、IF( expr , v1 , v2 )如果表达式expr的值为TURE,则IF()的返回值为v1;如果表达式expr是值为FALSE,则IF()的返回值为v2。IF()的返回值为数字值或者字符串,具体情况视其所在语境而定。..._sql case when if
I have gitbash in Windows. I am trying to run jq but its giving me error.
$ ./jq-win64.exe
jq
parse error: Invalid numeric literal at line 2, column 0
Intention: I want to use jq to parse json.
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