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Articles with tag Indexing Rss

Search for any content tagged indexing

<< Newer    Items 21 to 40 of 194    Older >>
 

Columnstore Index Changes in SQL Server 2014

SQL Server 2012 introduced columnstore indexes, which can immensely improve the performance of OLAP queries. How were they updated and improved in SQL Server 2014?  Read more...
By Edward Pollack 2014/07/24 | Source: SQLServerCentral.com | Category: columnstore index
Rating: |  Discuss |   Briefcase | 4,748 reads

Unique Indexes Are Code; Non-Unique Indexes Are Data

Unique indexes are the database developer's responsibility. Non-unique indexes can be more easily maintained directly on the production database by an automated process.  Read more...
By Daniel White 2016/05/06 (first published: 2014/06/26) | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 13,170 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 | 11,072 reads

Index Utilization Trending

An important part of regular database maintenance is to monitor index usage and make adjustments as needed. How can we monitor, store, and trend this data effectively over time?  Read more...
By Edward Pollack 2014/05/05 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 6,610 reads

14 SQL Server Indexing Questions You Were Too Shy To Ask

The first thing you need to understand about SQL Server is indexes, but somehow many of the basic questions don't often get asked or answered much on forums. Rob Sheldon answers some of these questions about SQL Server Indexes and indexing.  Read more...
By Additional Articles 2014/04/08 | Source: SimpleTalk | Category: indexing
Rating:  Rate this |   Briefcase | 9,921 reads

Reduce Time for SQL Server Index Rebuilds and Update Statistics

This tip will explore two features to speed up SQL Server index and statistics maintenance in the SQL Server Enterprise, Standard and Express editions.  Read more...
By Additional Articles 2014/01/31 | Source: MSSQLTips.com | Category: indexing
Rating:  Rate this |   Briefcase | 4,924 reads

Free eBook: 45 Database Performance Tips for Developers

As a developer, if you need to go into the database and write queries, design tables, or determine the configuration of your SQL Server Systems, these tips should help make sure you're not unnecessarily sacrificing database performance. This eBook has 45 easy tips to improve the performance of your indexes and T-SQL queries, and hunt down problems within ORM tools and database design.   Read more...
By Press Release 2014/01/02 (first published: 2013/11/04) | Source: Redgate | Category: tips
Rating:  Rate this |   Briefcase | 16,469 reads

Stairway to SQL Server Indexes: Level 11, Index Fragmentation

Internal and external fragmentation – Causes, cures, and when not to care  Read more...
By David Durant 2013/11/27 (first published: 2012/02/01) | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 19,524 reads

SQL Server Index Properties in Management Studio

Understanding indexes and how they work can be complicated enough for a Jr. DBA, but throw in all the different options and properties and an index can soon be overwhelming. Brady Upton takes an introductory look at creating an index in SQL Server using SQL Server Management Studio. He explains what each index property is meant for and the various options presented.  Read more...
By Additional Articles 2013/11/19 | Source: MSSQLTips.com | Category: create index
Rating:  Rate this |   Briefcase | 4,225 reads

Using Indexes to Reduce Blocking in Concurrent Transactions

New author Nilav Ghosh brings us a performance tuning article to help your queries run better. This article examines how indexes can help reduce blocking.  Read more...
By Nilav Baran Ghosh 2013/11/15 (first published: 2009/07/07) | Source: SQLServerCentral.com | Category: performance tuning
Rating: |  Discuss |   Briefcase | 18,238 reads

Overview of the Different In-Memory OLTP Index Types

In-Memory table or what Microsoft refers to as In-Memory OLTP, or Hekaton is a new type of table is available with SQL Server 2014. In this article Greg Larsen discusses the different types of indexes you can place on your In-Memory tables, and how those indexes support different search criteria.  Read more...
By Additional Articles 2013/11/13 | Source: Database Journal | Category: in-memory oltp
Rating: (not yet rated)  Rate this |   Briefcase | 2,491 reads

Free eBook: 45 Database Performance Tips for Developers

As a developer, if you need to go into the database and write queries, design tables, or determine the configuration of your SQL Server Systems, these tips should help make sure you're not unnecessarily sacrificing database performance. This eBook has 45 easy tips to improve the performance of your indexes and T-SQL queries, and hunt down problems within ORM tools and database design.   Read more...
By Press Release 2014/01/02 (first published: 2013/11/04) | Source: Redgate | Category: tips
Rating:  Rate this |   Briefcase | 16,469 reads

Implementing, loading and optimizing a Type 2 Slowly Changing Fact Table

This article shows how to implement a Slowly Changing Facts Table, how to overcome the problems encountered when using the MERGE statement to process the data and suggest a minimal set of indexes to aid data loading and quering.   Read more...
Rating: |  Discuss |   Briefcase | 5,632 reads

How efficient is your covered index?

Observing an index seek utilizing a composite index within SQL execution plan might be more than meets the eye – you should look again.  Read more...
By Simon Liew 2015/10/09 (first published: 2013/08/12) | Source: SQLServerCentral.com | Category: covering index
Rating: |  Discuss |   Briefcase | 14,042 reads

Tables and Clustered Indexes Part 2

A table does not so much 'have' a clustered index as a table 'is' a clustered index.  Read more...
By Hakim Ali 2013/07/22 | Source: SQLServerCentral.com | Category: clustered index
Rating: |  Discuss |   Briefcase | 6,418 reads

SQL Server: How Important Are Index Statistics

In this article Greg Larsen will show you how to identify when your index statistics were updated last, what method was used to gather statistics, and how to update your statistics.  Read more...
By Additional Articles 2013/07/11 | Source: Database Journal | Category: indexing
Rating: (not yet rated)  Rate this |   Briefcase | 2,939 reads

Column Order in an Index

This short article shows the importance of order of columns in an index.  Read more...
By Sarvesh Singh 2013/07/05 (first published: 2010/11/23) | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 20,609 reads

Stairway to SQL Server Indexes: Level 1, Introduction to Indexes

Indexes are the database objects that enable SQL Server to satisfy each data access request from a client application with the minimum amount of effort, resulting in the maximum performance of individual requests while also reducing the impact of one request upon another. Prerequisites: Familiarity with the following relational database concepts: Table, row, primary key, foreign key  Read more...
By David Durant 2014/11/05 (first published: 2011/02/17) | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 57,023 reads

HASHBYTES: Is CHECKSUM really required?

When compared with HASHBYTES, CHECKSUM, has a number of drawbacks. Hence, a question that comes up is: Is Checksum really required? In this article, I attempt to answer that question.  Read more...
By Nakul Vachhrajani 2013/03/27 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 6,862 reads

Precision Indexing: Basics of Selective XML Indexes in SQL Server 2012

Seldom has a SQL Server Service pack had such an effect on database development as when SQL Server 2012 SP1 introduced selective XML indexes. These transform the practicality of querying large amounts of XML data. Seth Delconte demonstrates how and why this feature makes all the difference.   Read more...
By Additional Articles 2013/02/06 | Source: SimpleTalk | Category: indexing
Rating: (not yet rated)  Rate this |   Briefcase | 2,235 reads
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