Memory Corruptions, or Why You Need DBCC CHECKDB
DBCC is a mechanism that can protect you against corruptions causing substantial data loss in your database. If you use it.
2014-10-24 (first published: 2012-11-08)
22,042 reads
Paul Randal
- Interests: Doing anything with my wife, Kimberly Tripp: Sailing Scuba diving World travel Hiking Naval history Model building
The Importance of Validating Backups
You may think that if your database has backed up without errors, that it's going to restore without errors. Think again, says Paul Randal.
2013-12-27 (first published: 2012-09-24)
11,757 reads
My SQL Server Database is Corrupt - Now What?!
How do you recover from corruption if your organization doesn't have a disaster recovery handbook? And how can you prevent the same corruption from recurring?
2013-01-29
8,660 reads
The Perils of Running Database Repair
In a perfect world everyone has the right backups to be able to recover within the downtime and data-loss service level agreements when accidental data loss or corruption occurs. Unfortunately we don’t live in a perfect world and so many people find that they don’t have the backups they need to recover when faced with corruption.
2012-06-25
4,909 reads
Wait statistics, or please tell me where it hurts
How many times have you walked up to a SQL Server that has a performance problem and wondered where to start looking?
2010-12-16
5,016 reads
2010-06-08
2,915 reads
2010-06-01
3,742 reads
2010-03-10
4,308 reads
2010-03-01
4,144 reads
2010-02-17
3,575 reads
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Comments posted to this topic are about the item Planning for tomorrow, today -...
Bottlenecks on SQL Server performance
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Question of the Day
The Tightly Linked View
I try to run this code on SQL Server 2022. All the objects exist in the database.
CREATE OR ALTER VIEW OrderShipping
AS
SELECT cl.CityNameID,
cl.CityName,
o.OrderID,
o.Customer,
o.OrderDate,
o.CustomerID,
o.cityId
FROM dbo.CityList AS cl
INNER JOIN dbo.[Order] AS o ON o.cityId = cl.CityNameID
GO
CREATE OR ALTER FUNCTION GetShipCityForOrder
(
@OrderID INT
)
RETURNS VARCHAR(50)
WITH SCHEMABINDING
AS
BEGIN
DECLARE @city VARCHAR(50);
SELECT @city = os.CityName
FROM dbo.OrderShipping AS os
WHERE os.OrderID = @OrderID;
RETURN @city;
END;
go
What is the result? See possible answers