{"id":55128,"date":"2025-08-13T17:20:00","date_gmt":"2025-08-13T09:20:00","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/55128.html"},"modified":"2025-08-13T17:20:00","modified_gmt":"2025-08-13T09:20:00","slug":"%e5%85%ac%e7%94%a8%e8%a1%a8%e8%a1%a8%e8%be%be%e5%bc%8f%e5%92%8c%e8%a1%a8%e5%8f%98%e9%87%8f%e7%9a%84%e7%94%a8%e6%b3%95%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/55128.html","title":{"rendered":"\u516c\u7528\u8868\u8868\u8fbe\u5f0f\u548c\u8868\u53d8\u91cf\u7684\u7528\u6cd5\u533a\u522b?"},"content":{"rendered":"<p>\u5728 SQL Server \u4e2d\uff0c\u63d0\u4f9b\u7684 WITH PurchaseCount AS (&#8230;)\u8bed\u6cd5\u5b9a\u4e49\u7684\u662f\u4e00\u4e2a \u200b\u200b\u516c\u7528\u8868\u8868\u8fbe\u5f0f\uff08CTE\uff09\u200b\u200b\uff0c\u5b83\u4e0e\u200b\u200b\u8868\u53d8\u91cf\u200b\u200b\u5728\u4f5c\u7528\u8303\u56f4\u3001\u751f\u547d\u5468\u671f\u3001\u6027\u80fd\u7279\u6027\u548c\u9002\u7528\u573a\u666f\u4e0a\u6709\u663e\u8457\u533a\u522b\u3002\u4ee5\u4e0b\u662f\u4e24\u8005\u7684\u6838\u5fc3\u5bf9\u6bd4\uff1a<\/p>\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" height=\"818\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813091952-689c58b80bb9d.png\" width=\"1502\"><\/p>\n<hr>\n<h4>\u2699\ufe0f \u200b\u200b1. 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