Which Should You Use: VARCHAR or NVARCHAR?
You’re building a new table or adding a column, and you wanna know which datatype to use: VARCHAR or NVARCHAR?
2025-11-03
DataTypes
2025-10-08
347 reads
2025-10-01
314 reads
2025-09-29
689 reads
2024-08-28
460 reads
2024-03-08
465 reads
Comparing SQL Server Datatypes, Size and Performance for Storing Numbers
When more than one numeric SQL Server data type may be suitable for a field in a project, which data type should you choose and what are the implications for SQL Server performance?
2014-09-16
9,167 reads
All datatypes basics in SQL Server 2008R2.
What is completed datatypes in sqlserver and how it works in Real time.
2014-10-10 (first published: 2014-09-06)
1,480 reads
13 Questions about SQL Server Data Types You were Too Shy to Ask
Although SQL Data Types seem to cause a lot of grief for database developers and can be tricky in their use, we seem to be expected to know all about them, and so it is embarrassing to ask questions about them in forums. Rob Sheldon continues in his mission to answer all those questions that we hesitate to ask.
2014-07-21
17,910 reads
Comparing Different Data Types
Comparing columns of different data types can be a drain on resources, as well as our sanity. This is a look into a few strategies for dealing with implicit conversions.
2014-05-19
10,260 reads
Blogs
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Forums
Restoring On Top II
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SQL Art 2: St Patrick’s Day in SSMS (Shamrock + Pint + Pixel Text)
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Breaking Down Your Work
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Question of the Day
Restoring On Top II
I have a database, DNRTest, that has a number of tables and other objects in it. The other day, I was trying to mock up a test and ran this code on the same server:
-- run yesterday CREATE DATABASE DNRTest2 GO USE DNRTest2 GO CREATE TABLE NewTable (id INT) GOToday, I realize that I need a copy of DNRTest for another mockup, and I run this:
-- run today USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO RESTORE DATABASE DNRTest2 FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens? See possible answers