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Content with tag Indexing Rss

<< Newer    Items 21 to 40 of 494    Older >>
 

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

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 2014/11/26 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 25,260 reads

Index Behaviour

By Shiva N 2014/11/21 | Category: t-sql
Rating: (not yet rated) |  Discuss |   Briefcase | 1,957 reads

Complete Index Detail

Complete index analisys  Read more...
By Leonardo Campos 2014/11/18 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 1,728 reads

SQL Monitor Custom Metric: Possible Duplicate Indexes

When a table has multiple indexes defined on the same columns, it produces duplicate indexes that waste space and have a negative impact on performance. This metric measures the number of possible duplicate indexes per database above a set threshold. You can then consider dropping the indexes and reverse the change.  Read more...
By Press Release 2014/11/18 | Source: Redgate | Category: indexing
Rating: (not yet rated)  Rate this |   Briefcase | 7,312 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 | 55,150 reads

Index Breakdown

Provides a robust breakdown of all indexes contained within a database allowing for quick analysis and identification of inefficient, redundant, unused, bloated, stale, and / or poorly architected indexes.  Read more...
By Sean Smith 2015/02/27 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 5,584 reads

Primary key vs Unique key

By Rabih Karam 2014/10/28 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 2,361 reads

Retrieve instance-wide index level fill factor information

This script retrieves all fill factor information for all indexes (clustered and non) when it is not set to 0 or 100  Read more...
Rating: |  Discuss |   Briefcase | 581 reads

The MidnightDBAs release Minion Reindex

The MidnightDBAs have developed a free reindexing solution to help DBAs perform maintenance on their instances. Read about the solution and attend their webinar.  Read more...
By Press Release 2014/10/24 | Source: SQLServerCentral.com | Category: press release
Rating: |  Discuss |   Briefcase | 1,956 reads

SQL Server Backup, Integrity Check, Index and Statistics Maintenance

Solution for Backup, Integrity Check, Index and Statistics Maintenance in SQL Server 2005, SQL Server 2008, SQL Server 2008 R2, SQL Server 2012 and SQL Server 2014.  Read more...
By Ola Hallengren 2014/10/20 | Source: SQLServerCentral.com | Category: backup
Rating: |  Discuss |   Briefcase | 44,397 reads

Index rename to standards

Rename indexes according to pattern: IX_<TableName>_<Col1>_<Col2>.. or AK_<TableName>_<Col1>_<Col2>..  Read more...
By Renato Buda 2014/10/06 | Source: SQLServerCentral.com | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 958 reads

SQL Server System Report

Overview report for tracking key database performance metrics, general system stats, overall activity, and general server info, including: properties and settings, uptime, drive space, DB size allocation, growth stats, backups, jobs, index fragmentation, missing and unused indexes, and much more.  Read more...
By Sean Smith 2014/09/22 | Source: SQLServerCentral.com | Category: administration
Rating: |  Discuss |   Briefcase | 12,228 reads

Yet another way to defrag indexes

A script we use in our company, that rebuilds online=on by default, but takes care of special exceptions.  Read more...
By Gaby Abed 2014/07/25 | Source: SQLServerCentral.com | Category: defragmentation
Rating: |  Discuss |   Briefcase | 1,543 reads

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 | 4,600 reads

Reindex Procedure with a Twist (or two) the SQL

A 2012 update to "Reindex Procedure with a Twist (or two)":   Read more...
By Keith Hays 2014/07/11 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 3,064 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 2014/06/26 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 8,603 reads

All Index Size

All Index Size  Read more...
By mkl-1013783 2014/06/18 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 1,022 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 2014/06/16 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 7,769 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 | 6,543 reads

Reorganize indexes

Generate script to reorganize indexes in a database  Read more...
By Andrés Michaca 2014/05/01 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 1,357 reads
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