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#2
laowan00111 小时前
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SELECT zxdm, SUM(CASE WHEN kmdm = '06' THEN 报名人数 ELSE 0 END) AS [化学],SUM(CASE WHEN kmdm = '07' THEN 报名人数 ELSE 0 END) AS [生物学],SUM(CASE WHEN kmdm = '08' THEN 报名人数 ELSE 0 END) AS [历史],SUM(CASE WHEN kmdm = '09' THEN 报名人数 ELSE 0 END) AS [地理],FROM your_table GROUP BY zxdm