MySQL introduced the SIGNAL and RESIGNAL statements in version 5.5 to allow you to raise your own error conditions from stored procedures, triggers, and events. Rob Gravelle demonstrates how to utilize both.
2015-08-17
2,032 reads
When the different teams that are involved throughout the life of a database fail to reconcile their different roles and priorities, and so fail to cooperate or work adaptively, the result is gridlock: databases defined as though carved in stone rather than by code and data. William Brewer explores how DLM can offer an alternative that allows databases to respond quickly to business change.
2015-08-13
7,221 reads
Don't underestimate the ERRORLOG. There is some great information in it for you to use not just when you're troubleshooting performance or investigating errors, but also when you're proactively monitoring an instance. Erin Stellato explains.
2015-08-12
3,517 reads
With the recent acquisition of Datazen by Microsoft, if you have SQL Server 2008 or later Enterprise Edition with Software Assurance, you can leverage (download and use) Datazen to create visually appealing dashboards for mobile devices across all the major platforms at no additional costs. In this article series Arshad Ali will demonstrate how you can use Datazen for creating dashboards and KPIs (Key Performance Indicators) for mobile devices easily and quickly.
2015-08-11
5,810 reads
It is sometimes hard to keep up with Microsoft's direction in Business Intelligence. Robert Sheldon takes stock with the Simple BI Timeline which explains how BI has evolved over the years.
2015-08-10
4,879 reads
Temporal tables - also known as system-versioned tables, but not to be mistaken with temporary tables - are a new feature of SQL Server 2016 that allow SQL Server to automatically keep a history of the data in the table. This tip from Koen Verbeeck introduces the new feature by explaining how to create a system-versioned table.
2015-08-07
5,485 reads
The Data-Tier Application Package (DacPac), together with the Data-Tier Application Framework (DacFx), provides an alternative way to automate the process of scripting out, or deploying a SQL Server database, reporting on changes, or checking version-drift. As such, it seems to provide an obvious cost-free start for tackling automated Database Delivery as part of Database Lifecycle Management (DLM). We asked Phil Factor if it is ready for Prime-time.
2015-08-05
5,584 reads
There are unique considerations that apply to virtual machines that run SQL Server workloads in such environments. This document provides insight into considerations and best practices for running SQL Server in Hyper-V Dynamic Memory configurations on Windows Server.
2015-08-04
3,841 reads
SQL Server Database Mirroring offers two methods for exchanging data: synchronously and asynchronously. Sometimes there may be a need to switch between modes for an existing mirror and in this tip we will look at how this can be done.
2015-08-03
3,376 reads
Building (or rebuilding) a Columnstore index can be a resource intensive operation. In this article, Denzil Ribeiro describes the index rebuild process and index maintenance for clustered Columnstore indexes in SQL 2014.
2015-07-31
2,990 reads
When mirroring was first released for Azure SQL Database, it used Change Data Capture...
By Steve Jones
One of the things I’ve tried hard to do in database development situations if...
By DataOnWheels
The T-SQL Tuesday topic this month comes James Serra. What career risks have you...
We have two "identical" instances of an ASP.NET web service (or so I have...
Comments posted to this topic are about the item OPENQUERY Flexibility
Comments posted to this topic are about the item A Full Shutdown
Which of these are valid OPENQUERY() uses?
See possible answers