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                ## concat_ws,concat ### 說明 | 函數 | 說明 | | --- | --- | | concat_ws(sep,s1,s2...,sn) | 將s1,s2...,sn連接成字符串,并用sep字符間隔 | | concat(s1,s2...,sn) | 連接成字符串s1,s2...,sn | ### 例子:查詢寶寶月齡 ```sql SELECT id, longitude, latitude, concat_ws(',', longitude, latitude) AS location, concat('經緯度:',longitude,',',latitude) as location1 FROM user_address_10000 LIMIT 10; ```
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