Additional Articles

Mutating Table Error In Oracle: Why It Happens And What You Can Do About It

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Database Journal

Oracle

David Fitzjarrell takes a look at why the mutating table error is thrown, why it's not going to create data problems, and how to possibly fix it.

2016-07-01

3,541 reads

Using SSIS to Load Data Into Azure SQL Data Warehouse

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SimpleTalk

Integration Services (SSIS)

It is a good time to get familiar with Azure SQL Data Warehouse. The first objective must be to get data into it. SSIS is a good way to start, and it’s certainly worth gaining confidence with the ETL processes supported by SSIS before setting off in other directions. Rob Sheldon provides a simple guide to getting up and running.

2016-06-30

3,793 reads

PowerShell Interview Questions for SQL Server DBAs

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MSSQLTips.com

PowerShell

With PowerShell playing a more important role in administration of various types of servers, more SQL Server DBA candidates should have PowerShell knowledge and skills. In this article, Jeffrey Yao lists some common SQL Server DBA tasks that may be completed easier with PS than T-SQL.

2016-06-29

3,232 reads

SQL Server Sargability - Queries on an Indexed Table Sometimes have Slow Performance

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MSSQLTips.com

Indexing

The solution here was to slightly modify the slow queries, so the index could be fully used. We made the queries Search Argumentable, or "SARGABLE."

2016-06-28

4,654 reads

The Plain Simple Password Page Not So Simple Anymore

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SimpleTalk

ASP.NET

The requirements for the management of passwords have become far more complex over the past few years in response to the increasing sophistication of security breaches. Nowadays, you need to provide a range of features such as hashing, routine change of passwords, preventiion of repeat passwords, email confirmation, auto-generation of random passwords and password quality checks. Dino Esposito explains.

2016-06-27

3,535 reads

Persistent PowerShell: The PowerShell Profile

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SimpleTalk

PowerShell

You can mould PowerShell to the way you want to work, with all the settings and modules that you require, by using the profiles. Profiles are PowerShell scripts that run at startup, and once you have understood where they are and when each is used, they have a whole range of uses that make using PowerShell a lot more convenient.

2016-06-24

5,348 reads

Custom Solution to Measure SQL Server Query Performance Improvements

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MSSQLTips.com

Performance Tuning

Performance tuning is a creative process which requires a lot of attention and manual work. SQL Server 2016's Query Store makes some of this work much easier, but what if you're using an earlier version? Fikrat Azizov shows how to automate assessing SQL Server query performance changes by using custom performance collection tools and reports.

2016-06-23

4,487 reads

Altering an Existing Table to Support Temporal Data

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Database Journal

Temporal Tables

In this article Greg Larsen explores using the temporal table feature of SQL Server 2016 to create a history table for an existing SQL Server table.

2016-06-22

3,450 reads

Taking Azure SQL Data Warehouse for a Test-Drive

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SimpleTalk

Azure

Azure SQL Data Warehouse uses SQL to query the data, but there are some differences to SQL Server's dialect of TSQL, and queries don't necessarily work in the same way. DBAs are also required to use SSDT to access Azure SQL Data Warehouse. It is worth taking the time to try the preview of the product, and take it for a 'spin around the block', following Robert Sheldon's walk-through.

2016-06-21

4,892 reads