SQL中Case When Then的用法.我想把Case When用在Where里,例如:如果R.conclusion='N'那么R.result的选择条件为'A'或'B'.WhereR.result in (case when R.conclusion = 'N' then ('A','B) End)这个写法总是报错说没有右括号.有什
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SQL中CaseWhenThen的用法.我想把CaseWhen用在Where里,例如:如果R.conclusion=''N''那么R.result的选择条件为''A''或''B''.WhereR.resultin
SQL中Case When Then的用法.我想把Case When用在Where里,例如:如果R.conclusion='N'那么R.result的选择条件为'A'或'B'.WhereR.result in (case when R.conclusion = 'N' then ('A','B) End)这个写法总是报错说没有右括号.有什
SQL中Case When Then的用法.
我想把Case When用在Where里,例如:
如果R.conclusion='N'那么R.result的选择条件为'A'或'B'.
Where
R.result in (case when R.conclusion = 'N' then ('A','B) End)
这个写法总是报错说没有右括号.有什么解决方法吗?
SQL中Case When Then的用法.我想把Case When用在Where里,例如:如果R.conclusion='N'那么R.result的选择条件为'A'或'B'.WhereR.result in (case when R.conclusion = 'N' then ('A','B) End)这个写法总是报错说没有右括号.有什
case when R.conclusion='N' then 'A' when R.conclusion='N' then 'B' end
或者
case R.conclusion when 'N' then 'A' when 'N' then 'B' end
SQL中Case When Then的用法.我想把Case When用在Where里,例如:如果R.conclusion='N'那么R.result的选择条件为'A'或'B'.WhereR.result in (case when R.conclusion = 'N' then ('A','B) End)这个写法总是报错说没有右括号.有什
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