Sum of columns
От | janek12@web.de |
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Тема | Sum of columns |
Дата | |
Msg-id | trinity-69c71490-7340-4763-9035-24b30bf1eafd-1378689169187@3capp-webde-bs23 обсуждение исходный текст |
Ответы |
Re: Sum of columns
Re: Sum of columns Re: Sum of columns Re: Sum of columns |
Список | pgsql-general |
Hi, this is my query: SELECT user, sum(CASE WHEN lev >= 50 AND lev < 70 THEN 1 ELSE 0 END) as a, sum(CASE WHEN lev >= 70 AND lev < 80 THEN 1 ELSE 0 END) as b, sum(CASE WHEN lev >= 80 AND lev <= 90 THEN 1 ELSE 0 END) as c, sum(CASE WHEN lev > 90 THEN 1 ELSE 0 END) as d, (SELECT a + b + a + d) AS matches FROM t_temp_fts GROUP BY user' I like to add up the 4 columns a,b,c and d of every user, but it doesn't work like this. Does anyone know a solution Janek Sendrowski
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