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Headlines today   October 23, 2017

Azure DWH part 19: Backup and Restore SSAS

In the part 18, we created a Cube based on the Azure Data Warehouse. In this new chapter, we will work with the cube, create backups and show some tips to restore.  Read more...
By Daniel Calbimonte 2017/10/23 | Source: SQLServerCentral.com | Category: ssas
Rating: |  Discuss |   Briefcase | 155 reads

9 New Features with SQL Server 2017

Microsoft has added a ton of new features in SQL Server 2017, including expanded operating system support, Graph database capability, Python support, and more. Join Greg Larsen as he explores nine of these new features.  Read more...
By Additional Articles 2017/10/23 | Source: Database Journal | Category: sql server 2017
Rating: (not yet rated)  Rate this |   Briefcase | 3,102 reads

How Redgate use SQL Clone internally to provision databases

A common thread behind the software Redgate develop is a problem or issue they’ve come across in the software development process. They then adopt the software themselves, which gives us a real understanding of the features that need to be developed further. To gain a deeper insight into SQL Clone, this interview was conducted with Joseph Woodhouse, Redgate's IT Manager, to find out about how it’s being used to implement a new database provisioning process at Redgate.  Read more...
By 2017/10/23 | Source: Redgate | Category: provisioning
Rating: (not yet rated)  Rate this |   Briefcase | 661 reads
Previous headlines

A Tale of Partition Schemes and Disappearing Dragons

A tale in which is detailed how I used SWITCH PARTITION to efficiently load my data and save myself from the flaming jaws of death.  Read more...
By Porter James 2017/10/20 (first published: 2015/11/02) | Source: SQLServerCentral.com | Category: partitioning
Rating: |  Discuss |   Briefcase | 4,018 reads

Overview of Azure Data Lake

Azure Data Lake stores petabytes of data and analyzes trillions of objects in one place with no constraints. Data Lake Store can store any type of data including massive data like high-resolution video, medical data, and data from a wide variety of industries. Data Lake Store scales throughput to support any size of analytic workload with low latency. Read on to learn more.  Read more...
By Additional Articles 2017/10/20 | Source: Database Journal | Category: azure data lake
Rating: (not yet rated)  Rate this |   Briefcase | 2,046 reads

SQL Server Performance Benchmarking with Patterns

A SQL Server, SQL Azure and Hekaton performance bench marking application that uses patterns.  Read more...
By Paul Brewer 2017/10/19 | Source: SQLServerCentral.com | Category: performance
Rating: |  Discuss |   Briefcase | 626 reads

Simple SQL: Random Thoughts

How does one get a truly random sample of data of a certain size from a SQL Server database table. Well, there are simple non-portable tricks one can use, such as the NewID() function, but then refining those can be tricky. Take the Rand() function for a start. Can it really provide you with a truly random number? Why doesn't the TABLESAMPLE clause give you a set number of rows? Joe Celko scratches his head a bit, explains some of the issues and invites some suggestions and tricks from readers.  Read more...
By Additional Articles 2017/10/19 | Source: SimpleTalk | Category: t-sql
Rating: (not yet rated)  Rate this |   Briefcase | 2,434 reads

Discover database DevOps and more at PASS Summit

PASS Summit lands in Seattle from October 31 to November 3 this year, bringing with it the latest thinking and developments in the SQL Server world. This blog post from Annabel Bradford gives the details of what Redgate willl be presenting on, when this year's Redgate Rocks party will be, and how you can get involved with the team!  Read more...
By 2017/10/19 | Source: Redgate | Category: pass summit
Rating: (not yet rated)  Rate this |   Briefcase | 1,671 reads

Deeper into Nonclustered Indexes: Stairway to SQL Server Indexes Level 2

By this stage, you should be familiar with the basics of SQL Server indexes. We've discussed what an Index actually is, as well as some of the most common types you're likely to encounter. Now that we've seen some simple examples of how Indexes can be useful, we're going to delve deeper into nonclustered indexes, as we'll see how they can improve the performance of more complex queries.  Read more...
By David Durant 2017/10/18 (first published: 2014/11/26) | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 28,216 reads

Free eBook: Understanding SQL Server Concurrency

When you can’t get to your data because another application has it locked, a thorough knowledge of SQL Server concurrency will give you the confidence to decide what to do.  Read more...
By Press Release 2017/10/18 (first published: 2013/07/17) | Source: Redgate | Category: concurrency
Rating:  Rate this |   Briefcase | 89,067 reads
 

From the SQLServerCentral Blogs

Database Fundamentals #13: Data Entry Through T-SQL

T-SQL provides lots of functions that help to make data entry through T-SQL much more powerful. Over time you won’t...  Read more...
By Grant Fritchey 2017/10/23 | Source: SQLServerCentral Blogs | Category: blogs
Rating: (not yet rated) |  Discuss |   Briefcase | 1,207 reads

SQL Replication SubscriptionStreams setting

In this blog, we will talk about improving distribution agent throughput by modifying the profile parameter – “SubscriptionStreams”. I will be...  Read more...
By Dharmendra Keshari 2017/10/23 | Source: SQLServerCentral Blogs | Category: blogs
Rating: (not yet rated) |  Discuss |   Briefcase | 637 reads
Question of the Day

Default variable assignment

By Matt Crowley 2017/10/23 | Category: t-sql
Rating: (not yet rated) |  Discuss |   Briefcase | 582 reads

What will be the value assigned to the variable @str?


DECLARE @str VARCHAR(100)
;
SELECT @str = ISNULL(@@SERVERNAME, 'hello') WHERE 1 = 0
;
SELECT @str
;
  Read more...
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