[英]sql group by 2 field count?
name status a win a run a run b run b win b win c run c run c run d run d run e NA e run e win f NA f NA f NA
in mysql 在MySQL中
here I need to take the count of run also not win same for win and NA 在这里,我需要计算跑步次数,也无法将赢球和赢球相同
can anyone help me out? 谁能帮我吗?
EXPECTED OUTPUT WIN 3 RUN 2 NA 1
预期输出
WIN 3 RUN 2 NA 1
TRIED qUERY SELECT a FROM data GROUP BY a HAVING ( COUNT(*) > 1 )
尝试按从中
SELECT a FROM data GROUP BY a HAVING ( COUNT(*) > 1 )
Try using conditional aggregation: 尝试使用条件聚合:
SELECT
name,
COUNT(CASE WHEN status = 'win' THEN 1 END) AS WIN,
COUNT(CASE WHEN status = 'run' THEN 1 END) AS run,
COUNT(CASE WHEN status = 'NA' THEN 1 END) AS NA
FROM yourTable
GROUP BY
name;
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