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SQL Server v.Next : STRING_AGG() performance

Aaron Bertrand takes an initial look at the performance of a new function, STRING_AGG, in SQL Server v.Next CTP 1.1.  Read more...
By Additional Articles 2017/01/18 | Source: SQLPerformance.com | Category: sql server v.next
Rating: (not yet rated)  Rate this |   Briefcase | 2,515 reads

Delaying Patches is Problematic

Many of our security issues come down to not patching software when there are updates available.  Read more...
By Steve Jones 2017/01/17 | Source: SQLServerCentral.com | Category: editorial
Rating: |  Discuss |   Briefcase | 74 reads

Using SQL Server and R Services for analyzing Sales data (Part 3)

Using R integration for analyzing sales data in WideWorldImporters database  Read more...
By Tomaž Kaštrun 2017/01/17 | Source: SQLServerCentral.com | Category: r services
Rating: |  Discuss |   Briefcase | 1,068 reads

SQL Server in Azure Virtual Machines - Performance Optimizations

When deploying SQL Server in an Azure virtual machine, you can take advantage of several Azure Infrastructure-as-a-Service (IaaS) features that enhance performance of the SQL Server database engine. This article explores a couple of these enhancements, with a particular focus on increased I/O throughput facilitated by the Solid State Drive (SSD) storage available on most Azure virtual machines (VMs).  Read more...
By Additional Articles 2017/01/17 | Source: Database Journal | Category: azure vm
Rating: (not yet rated)  Rate this |   Briefcase | 4,224 reads

Writing the Correct Query is Important

Making simple mistakes in queries can have far reaching consequences.  Read more...
By Steve Jones 2017/01/16 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 103 reads

A Possible Alternative to SQL UNPIVOT

Understand how to use the SQL UNPIVOT statement and then an equivalent using XML and XPath Querying in SQL Server.  Read more...
By Paul Milligan 2017/01/16 | Source: SQLServerCentral.com | Category: pivot
Rating: |  Discuss |   Briefcase | 1,776 reads

The Development Lab

This week Steve Jones looks at hardware and the ways in which you might assemble a set of computers for building software.  Read more...
By Steve Jones 2017/01/16 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 40 reads

Using Power BI Desktop to Visualize SQL Server Metadata

You can easily use PowerBI Desktop to show graphically how your database is growing, which tables are taking the most space, how various parts of SQL Server is consuming memory, its use of indexes and so on. Sure, you can create graphs in SSMS, but with PowerBI, you can create reports that you can then publish to others, and which allow drill-down. It is a great way to get familiar with PowerBI Desktop as well. Rob Sheldon shows how simple it is to do.  Read more...
By Additional Articles 2017/01/16 | Source: SimpleTalk | Category: power bi desktop
Rating: (not yet rated)  Rate this |   Briefcase | 2,762 reads

Free Webinar – Database DevOps Demo

Learn how to extend DevOps practices to SQL Server databases in our free demo webinar on January 17th. Microsoft Data Platform MVP, Steve Jones will demonstrate how Redgate’s database automation tools plug into Git, Jenkins & Octopus Deploy. Learn how to branch and merge with SQL Source Control then automate the build and deployment of changes with DLM Automation. Register now.  Read more...
By Additional Articles 2017/01/16 (first published: 2017/01/11) | Source: Redgate | Category: webinar
Rating: (not yet rated)  Rate this |   Briefcase | 4,612 reads

Scrubbing Personally Identifiable Information

Managing personally identifiable information when moving databases to unsecure environment can be challenging. With this flexible and extendable solution for scrubbing it, you can save yourself some time and effort.  Read more...
By Daniel Brown 2017/01/13 (first published: 2015/01/06) | Source: SQLServerCentral.com | Category: restore
Rating: |  Discuss |   Briefcase | 9,299 reads

Securing Your Instances

This week Steve Jones looks at moving the port numbers of your instances for a bit of security.  Read more...
By Steve Jones 2017/01/13 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 46 reads

Configure SQL Server AlwaysOn Availability Group on a Multi-Subnet Cluster

A “multi-subnet” environment is defined when the OS cluster used as the backbone for AlwaysOn has server nodes that are located in multiple/different subnets. Deploying SQL Server AlwaysOn Availability Groups requires a Windows Server Failover Clustering (WSFC) cluster and each availability replica of a given availability group must reside on a different node of the same WSFC cluster. This post from Manvendra Singh will help you in configuring an HA and DR solution for SQL Server AlwaysOn in multi-subnet networks.  Read more...
By Additional Articles 2017/01/13 | Source: MSSQLTips.com | Category: alwayson
Rating: (not yet rated)  Rate this |   Briefcase | 2,189 reads

Backup Data Security

We need better security for our data, especially for our choices in managing data.  Read more...
By Steve Jones 2017/01/12 | Source: SQLServerCentral.com | Category: editorial
Rating: |  Discuss |   Briefcase | 69 reads

Backing Up SQL Server Databases is Easier in PowerShell than T-SQL

Learn how easy the new SQLServer module makes backups of SQL Server databases.  Read more...
By Aaron Nelson 2017/01/12 | Source: SQLServerCentral.com | Category: powershell
Rating: |  Discuss |   Briefcase | 1,754 reads

Identifying Last Night’s SQL Agent Job Failures

Finding the nightly job failures is just one of a DBA's morning rituals. It is fairly easy to scan all the email with a number of creative search criteria, but what if you would like a more automated approach? Read on to learn how to find and report all job failures using a script.  Read more...
By Additional Articles 2017/01/12 | Source: Database Journal | Category: sql agent
Rating:  Rate this |   Briefcase | 3,718 reads

Stairway to U-SQL Level 12: SQL.ARRAY and CROSS APPLY EXPLODE

U-SQL introduces two new data types - SQL.ARRAY and SQL.MAP. Here, we look at what we can do with SQL.ARRAY and the CROSS APPLY EXPLODE expression.  Read more...
By Mike McQuillan 2017/01/11 | Source: SQLServerCentral.com | Category: u-sql
Rating: |  Discuss |   Briefcase | 1,314 reads

Not Excited by Linux

Much of the community isn't excited by SQL Server on Linux.  Read more...
By Steve Jones 2017/01/11 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 106 reads

SQL Server Database Provisioning

Database provisioning for development work isn't always easy. The better that development teams meet business demands for rapid delivery and high quality, the more complex become the requirements for the work of development and testing. More databases are required for testing and development, and they need to be more rapidly kept current. Data and loading needs to match more closely what is in production. Grant Fritchey explains.  Read more...
By Additional Articles 2017/01/11 | Source: SimpleTalk | Category: provisioning
Rating: (not yet rated)  Rate this |   Briefcase | 4,060 reads

Free Webinar – Database DevOps Demo

Learn how to extend DevOps practices to SQL Server databases in our free demo webinar on January 17th. Microsoft Data Platform MVP, Steve Jones will demonstrate how Redgate’s database automation tools plug into Git, Jenkins & Octopus Deploy. Learn how to branch and merge with SQL Source Control then automate the build and deployment of changes with DLM Automation. Register now.  Read more...
By Additional Articles 2017/01/16 (first published: 2017/01/11) | Source: Redgate | Category: webinar
Rating: (not yet rated)  Rate this |   Briefcase | 4,612 reads

Simpson's Paradox

This article is a case study and an attempt to explain an interesting phenomenon with data anomalies that is commonly called Simpson's Paradox.   Read more...
By Mala Mahadevan 2017/01/10 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 3,020 reads
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