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COUNT() 函数的使用

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GuanM 2024-11-19 15:25:25 +08:00
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数据库/头歌/COUNT() 函数的使用/1. COUNT() 函数的使用.sh Normal file
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USE Mall
GO
SET NOCOUNT ON
------ return the number of product which price bigger than 10 -----
-- ********** Begin ********** --
SELECT COUNT(*)
FROM Products
WHERE prod_price > 10
-- ********** End ********** --
GO