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 ...

Differences between VARCHAR in SQL Server and PostgreSQL In SQL Server, string types are divided into VARCHAR (non-Unicode) and NVARCHAR (Unicode), reflecting historical legacy issues. In the early ...

I'm transfering RDS SQL Server database to another RDS SQL Server instance. One of the tables has 600k rows and 10 cols, one of them being nvarchar(max). I'm using spark sql connector for Spark 3.1 ...

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?

In relational databases, VARCHAR is one of the most commonly used string data types for storing variable-length character data. For users who are unfamiliar, the differences in VARCHAR across ...