SQL Server 2014 has introduced a rebuilt Cardinality Estimator (CE) with new algorithms. Which are the biggest differences between the new CE and the previous one? Which one works better? Read more to find out.
2015-04-09
6,831 reads
If you have a reporting requirement where users want to enter report parameters by either selecting values from a dropdown list or entering To and From range values, Ghanesh Prasad explains how to accomplish this in a Reporting Services report?.
2015-04-09
9,591 reads
Refactoring a database object can often cause unexpected behavior in the code that accesses that object. In this article, adapted from his excellent book, Defensive Database Programming with SQL Server, Alex Kuznetsov discusses several techniques that will harden your code, so that it will not break, or behave unpredictably, as a result such changes.
2015-04-08
11,414 reads
This is an introductory article to explain what Continuous Integration (CI) is and how it can be used in database development.
2015-04-07
6,545 reads
In this tip, Daniel Farina explains an unconventional way of deleting millions of old records from a table which is accessed by a system 24x7, and without impacting that system.
2015-04-07
10,661 reads
If you've never encountered this quirk of the SQL UPDATE statement, you should take a look and find a simple way around it.
2015-04-06 (first published: 2013-09-09)
27,753 reads
More and more applications require the handling of geospatial data. It is easy to store spatial data, but it takes rather more thought to retrieve and manipulate it. Tasks like searching neighborhoods, and calculating distances between points is often required from databases. But how do you start? Roy and Surenda take you through the basics.
2015-04-06
9,426 reads
It's an old problem with a solution that's nearly as old. SQL Server MVP Jeff Moden shows us the old trick mixed with a slick trick to format the duration as extended hours, minutes, seconds, and milliseconds.
2015-04-03 (first published: 2014-01-16)
63,838 reads
The Azure Active Directory Graph API enables some interesting scenarios that you can implement in your applications by enabling you to query and manipulate directory objects in Azure AD. In this article, Rick Rainey provides a clear walkthrough of its implementation.
2015-04-03
6,836 reads
Image a situation when you use the SQL Server RAND() T-SQL function as a column in a SELECT statement, and the same value is returned for every row as shown below. In this tip, Dallas Snider explains how you can get differing random values on each row.
2015-04-02
10,277 reads
By HeyMo0sh
In the realm of software development and content creation, the deployment pipeline serves as...
By Vinay Thakur
I wrote about TempDB Internals and understand that Tempdb plays very important role on...
Comments posted to this topic are about the item A Quick Restore
Comments posted to this topic are about the item Guarding Against SQL Injection at...
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
While doing some testing of an application, I wanted to reset my environment after doing some testing with this code:
USE DNRTest BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO /* Bunch of stuff tested here */RESTORE DATABASE DNRTest FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens if this runs, assuming the "bunch of stuff" isn't anything affecting the instance. See possible answers