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
340 reads
2025-10-01
306 reads
2025-09-29
681 reads
2024-08-28
459 reads
2024-03-08
464 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)
1,479 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
10,230 reads
Blogs
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Which Table I
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Using Python notebooks to save money in Fabric: The Fabric Modern Data Platform
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Your AI Successes
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Question of the Day
Which Table I
I have this code in SQL Server 2022:
CREATE SCHEMA etl;
GO
CREATE TABLE etl.product
(
ProductID INT,
ProductName VARCHAR(100)
);
GO
INSERT etl.product
VALUES
(2, 'Bee AI Wearable');
GO
CREATE TABLE dbo.product
(
ProductID INT,
ProductName VARCHAR(100)
);
GO
INSERT dbo.product
VALUES
(1, 'Spiral College-ruled Notebook');
GO
CREATE OR ALTER PROCEDURE etl.GettheProduct
AS
BEGIN
SELECT ProductName
FROM product;
END;
GO
When I execute this code as a user whose default schema is dbo and has rights to the tables and proc, what is returned? See possible answers