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Articles with tag performance Rss

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   Items 1 to 20 of 45    Older >>
 

Disconnecting SQL Server connections after query execution

One way to improve SQL Server performance is to use as few resources as possible. In this post Rahul Mehta demonstrates how you can do this by disconnecting queries post-execution with a simple change in SSMS.  Read more...
By Additional Articles 2016/12/21 | Source: MSSQLTips.com | Category: performance
Rating: (not yet rated)  Rate this |   Briefcase | 5,127 reads

Better Coding, More Savings

The way we write code impacts our users, but it can also impact our wallet, especially in cloud computing. Steve Jones wonders how many people bother to profile and test their code.  Read more...
By Steve Jones 2016/12/19 | Source: SQLServerCentral.com | Category: editorial
Rating: |  Discuss |   Briefcase | 342 reads

5 Advantages of Load Balancing For IT Companies

As an IT company, it is crucial that you maintain uptime and monitor the performance of various processes. By making database load balancing a key element, you can ensure that your processes and websites run smoothly. Tony Branson explains.  Read more...
By Additional Articles 2016/11/24 | Source: Database Journal | Category: performance
Rating: (not yet rated)  Rate this |   Briefcase | 5,243 reads

What's Your Backup Speed?

This week Steve Jones has a bit of a competition. Share with him how fast you can back up a 1TB database.  Read more...
By Steve Jones 2016/11/04 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 84 reads

Server Hardware or Coffee?

Today Steve Jones looks at the relative cost of hardware and how we sometimes cause ourselves issues by not spending enough.  Read more...
By Steve Jones 2016/11/03 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 79 reads

Introducing the Set-based Loop

Set-based programming doesn’t mean “no loops” or a single statement. Finding out the best ways to traverse a full hierarchy.  Read more...
By Luis Cazares 2016/10/07 (first published: 2015/07/27) | Source: SQLServerCentral.com | Category: set-based loop
Rating: |  Discuss |   Briefcase | 17,790 reads

Finding and Eliminating Duplicate or Overlapping Indexes

Duplicate & Overlapping Indexes can be a drag on write speed and disk resources. How do we find and eliminate them quickly and effectively?  Read more...
By Edward Pollack 2016/07/08 (first published: 2014/06/16) | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 11,768 reads

A Comparison of JDBC Drivers for MySQL

A brief comparison of three different JDBC Drivers built for connecting with MySQL  Read more...
By Jerod Johnson 2016/05/19 | Source: SQLServerCentral.com | Category: jdbc
Rating: |  Discuss |   Briefcase | 835 reads

Join Operations – Hash Match

The way in which SQL Server chooses to join your tables in a query can dramatically affect performance. In this article, Jason Brimhall explains how a hash match works and shows some performance numbers.  Read more...
By Jason Brimhall 2016/05/13 (first published: 2014/03/04) | Source: SQLServerCentral.com | Category: execution plans
Rating: |  Discuss |   Briefcase | 13,332 reads

Performance Surprises and Assumptions : DATEADD()

Aaron Bertrand explores yet another scenario where a date/time function seems to cause the optimizer to behave unexpectedly.  Read more...
By Additional Articles 2016/05/12 | Source: SQLPerformance.com | Category: dateadd
Rating: (not yet rated)  Rate this |   Briefcase | 4,454 reads

GUI Enhancement on Instant File Initialization (IFI) in SQL Server 201

Ability to enable Instant File Initialization during the installation of SQL Server 2016.  Read more...
Rating: |  Discuss |   Briefcase | 1,143 reads

Reaping the benefits of the Window functions in T-SQL

Exploring the potential benefits of the T-SQL Window functions (OVER, LAG, and LEAD) in this piece. You can learn how to achieve up to 50% performance boost by replacing a single function call.   Read more...
By Eirikur Eiriksson 2016/04/22 (first published: 2014/03/24) | Source: SQLServerCentral.com | Category: sql server 2012
Rating: |  Discuss |   Briefcase | 13,326 reads

Performance Surprises and Assumptions: STRING_SPLIT

SQL Server 2016 RC0 introduces a new native string splitting function, STRING_SPLIT. In this article, Aaron Bertrand compares its performance to existing methods.  Read more...
By Additional Articles 2016/04/06 | Source: SQLPerformance.com | Category: string_split
Rating:  Rate this |   Briefcase | 3,767 reads

Sparse Columns in SQL Server : Impact on Time & Space

Erin Stellato (@erinstellato) looks into sparse columns in SQL Server – the changes to space requirements and the impact on the write portion of your workload.  Read more...
By Additional Articles 2016/03/15 | Source: SQLPerformance.com | Category: performance
Rating: (not yet rated)  Rate this |   Briefcase | 3,331 reads

Foreign Key Indexes and Binding

Understand what FK's do and how they use indexes. Then use my script to see if they're using good indexes.  Read more...
By Steve Hood 2016/02/10 | Source: SQLServerCentral.com | Category: foreign keys (fk)
Rating: |  Discuss |   Briefcase | 3,276 reads

Combining R and SQL Server to diagnose performance bottlenecks

Using clustering algorithms to analyse index usage data from SQL Server’s DMVs & simplify complex performance investigations.  Read more...
By Nick Burns 2015/12/07 | Source: SQLServerCentral.com | Category: performance
Rating: |  Discuss |   Briefcase | 7,890 reads

Data Mining Part 33: The Performance counters

In this new article, we will explain how to use the Performance Counter to measure performance and activity in Microsoft Data Mining  Read more...
By Daniel Calbimonte 2015/11/26 | Source: SQLServerCentral.com | Category: performance
Rating: |  Discuss |   Briefcase | 1,445 reads

Introducing the Set-based Loop

Set-based programming doesn’t mean “no loops” or a single statement. Finding out the best ways to traverse a full hierarchy.  Read more...
By Luis Cazares 2016/10/07 (first published: 2015/07/27) | Source: SQLServerCentral.com | Category: set-based loop
Rating: |  Discuss |   Briefcase | 17,790 reads

Analyzing I/O Performance for SQL Server

Inadequate storage is one of the most common bottlenecks seen in subsystem performance. There are a number of reasons for poor storage performance, but measuring it and understanding what needs to be measured and monitored is always a useful exercise.   Read more...
By Additional Articles 2015/07/21 | Source: SQLPerformance.com | Category: performance
Rating: (not yet rated)  Rate this |   Briefcase | 4,873 reads

Testing SQL Server Backup Performance with Trace Flag 3042

Starting with SQL Server 2008 a new feature which allowed us to create compressed backup files by pre-allocating space. This tip will look at the performance impacts of disabling pre-allocation of space using the 3042 SQL Server trace flag.  Read more...
By Additional Articles 2015/05/19 | Source: MSSQLTips.com | Category: trace flag
Rating: (not yet rated)  Rate this |   Briefcase | 6,303 reads
   Items 1 to 20 of 45    Older >>