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CREATE TABLE Tmp ( StrTmp nvarchar(10)); INSERT INTO Tmp values(Nchar(55357) + Nchar(56374) + N'A' + Nchar(55357) + Nchar(56374)), (N'ʕ•ﻌ•ʔ'), (Nchar(55357) + Nchar(56893) +Nchar(55357) + Nchar(56893) +Nchar(55357) + Nchar(56893) +N'ʔʔʔ'), (Nchar(55357) + Nchar(56374) + N'ʔʔʔ' + Nchar(55357) + Nchar(56374)), (N'ﻌﻌﻌ'); SELECT * FROM Tmp
StrTmp
🐶A🐶
ʕ•ﻌ•ʔ
😽😽😽ʔʔʔ
🐶ʔʔʔ🐶
ﻌﻌﻌ
-- collate Latin1_General_100_CI_AS_SC : 計算長度時一個符號與一個字元一樣等於一 WITH CTE_X1 AS ( SELECT StrTmp, SUBSTRING(StrTmp collate Latin1_General_100_CI_AS_SC,1,1) AS StrNew, 1 AS NUM FROM Tmp UNION ALL SELECT StrTmp, SUBSTRING(StrTmp collate Latin1_General_100_CI_AS_SC,NUM + 1,1) AS StrNew, NUM + 1 AS NUM FROM CTE_X1 WHERE LEN(StrTmp collate Latin1_General_100_CI_AS_SC) - NUM>0 ) SELECT StrNew,COUNT(1) AS 'Counter' FROM CTE_X1 AS A GROUP BY StrNew ORDER BY StrNew DESC
StrNew
Counter
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3
🐶
4
ﻌ
4
ʕ
1
ʔ
7
A
1
•
2