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Unicode is intended to be a universal character set for describing all the characters required for written text incorporating all writing systems, technical symbols and punctuation.

41 votes
3 answers
169k views

Why do we need to put N before strings in Microsoft SQL Server?

I'm learning T-SQL. From the examples I've seen, to insert text in a varchar() cell, I can write just the string to insert, but for nvarchar() cells, every example prefix the strings with the letter N …
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