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.
Not only is the process of normalization valuable for increasing data quality and simplifying the process of modifying data, but it actually makes the database perform much faster. To prove the point, Peter Larsson takes a large unnormalised database and subjects it to successive stages of normalisation.
This article describes a utility that allows you to inspect cached plans and extract information that can be useful in improving the performance of your SQL.
Today we have an editorial from Aug 3, 2007. It is being republished as Steve is on vacation. Today Steve asks the question about which fun games you might like outside of work.
Planning on patching my SQL Servers to the latest service pack, but not sure how to complete this for a environment that is using database mirroring? In this tip, will outline the environment and then walk through the process of patching mirrored servers.
A callout text box outside the map area would help to enhance the visual effect of presenting data in reporting services.
This editorial was originally published on Sept 11, 2007. It is being re-run as Steve is on holiday. This is an interesting look at the cloud from 2007.
Joe Celko delves into the main uses of views, explains how the WITH CHECK OPTION works, and demonstrates how the INSTEAD OF trigger can be used in those cases where views cannot be updatable.
Today's editorial was originally published on Sept 4, 2007. It is being re-run as Steve is on holiday. Today Steve talks about the problems with customer service, and how some companies respond.
To prepare a database for mirroring, you need to perform the following steps: Script the restore of the latest full database backup, script the restore of every transaction log backup that has been made after that full database backup, copy the full database backup and transaction log backups to the mirror server, and run the restore scripts on the mirror server.
In this tip I will walk through these steps and provide sample scripts to prepare a database for mirroring.
I’m excited to announce the release of a new open-source project that fully automates...
One of my favourite features of SQL Server 2022 was the T-SQL Snapshot Backups....
By Steve Jones
I have said and written this many times: Redgate Software is the type of...
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There is a table tmp_tab:
CREATE TABLE tmp_tab ( id int, val int );
INSERT INTO tmp_tab VALUES (1, 1), (2, NULL), (3, 3), (4, 4), (5, 5);You want to order the rows ids by the following expression:
ISNULL(val, id) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers