A lot of numbers that we use everyday such as Bank Card numbers, Identification numbers, and ISBN codes, have check digits. As part of the routine data cleansing of such codes we must check that the code is valid- but do we? Dwain Camps shows how it can be done in SQL in such a way that it could even be used in a constraint, and keep bad data out of the database.
2014-07-23
12,368 reads
I wanted to figure out how big (or approximately how big) my dump file...
This month, I prompted bloggers to discuss whether good enough is perfect. Thank you to all...
By Steve Jones
Recently a customer asked if SQL Compare and SQL Data Compare can be used...
Comments posted to this topic are about the item Announcing SQL Server 2025
Comments posted to this topic are about the item Running Steve's Code
Comments posted to this topic are about the item New SQL Server 2022 Functions
Can you run this code in any of your SQL Server 2019 databases without error?
CREATE OR ALTER PROCEDURE [dbo].[StevesAmazingProc]
AS
SELECT Consumer_ID ,
Trend_Category ,
Bit_Trace
FROM NewWorldDB.dbo.MarketTrend;
GO See possible answers