Refer to Set or Change the Database Collation and Set or Change the Column Collation for more details on how to perform those changes. NCHAR and NVARCHAR remain unchanged and only allow UTF-16 ...

There are significant differences in the implementation logic, character set support ... Between SQL Server and PostgreSQL SQL Server distinguishes between character types using VARCHAR (non-Unicode) ...

Differences between VARCHAR in SQL Server and PostgreSQL In SQL Server, string types are divided into VARCHAR (non-Unicode) and NVARCHAR (Unicode), reflecting ... making it more flexible in terms of ...

MyBatis version 3.1.1 Database vendor and version SQL server 2017/2016 Test case or example project Steps to reproduce create a Table with a field set as varchar data type and in the code also it is ...

Is NVARCHAR in SQL Server the same or similar to VARCHAR2 in Oracle? I might be wrong but doesn't SQL Server also support VARCHAR2? If so, what benefits (or problems) come from using NVARCHAR?

Unfortunately, because the parameter is an nvarchar (16) rather than char (8), SQL Server cannot use an index seek to query the data and rather does an index scan which takes significantly longer in ...

Troubleshooting SQL index performance on varchar columns 18 July, 2012. It was a Wednesday. Doing a deployment last night, I ran into an issue around indexing performance around SQL columns of type ...