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Content with tag Indexing Rss

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Index Fill Factor

By Mohammed Arshad 2018/02/06 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 906 reads

Limiting Indexing

By Steve Jones 2017/11/02 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 1,004 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 | 28,603 reads

Indexing for Windowing Functions: WHERE vs. OVER

Erik Darling shows that if you take SQL Server's word when it asks for an index, things can go horribly awry.  Read more...
By Additional Articles 2017/10/09 | Source: Brent Ozar Unlimited Blog | Category: indexing
Rating: (not yet rated)  Rate this |   Briefcase | 3,810 reads

How to Drop All Your Indexes – Fast

You probably shouldn't be doing this, but if you need to, Brent Ozar has a script for that.  Read more...
By Additional Articles 2017/09/18 | Source: Brent Ozar Unlimited Blog | Category: drop indexes
Rating: (not yet rated)  Rate this |   Briefcase | 4,578 reads

Index_ID of the PK in In-Memory-Tables

By Thomas Franz 2017/05/08 | Category: in-memory
Rating: (not yet rated) |  Discuss |   Briefcase | 871 reads

Index Creation

By Jagadish Kumar Punnapu 2017/04/20 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 1,215 reads

Index Utilization Summary

This report shows all the Indexes on user defined table or view and how effectively they are being used in our project.  Read more...
By Devendra Thakur 2017/04/20 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 734 reads

Comparing Space Usage for Different Compression Types

This is an investigation, to get an impression on the impact of the used disk space before and after compression considering different index types.  Read more...
By Michael Salzmann 2017/03/23 | Source: SQLServerCentral.com | Category: compression
Rating: |  Discuss |   Briefcase | 749 reads

Missing index with change impact percentage

This script will list all missing indexes with create statements.  Read more...
By Arun Kumar 2017/03/01 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 659 reads

One way to get an index seek for a leading %wildcard

In an effort to make leading wildcard searches sargable, Aaron Bertrand plays around with a trigram-type implementation in SQL Server.  Read more...
By Additional Articles 2017/02/28 | Source: SQLPerformance.com | Category: indexing
Rating:  Rate this |   Briefcase | 5,597 reads

Query regression by index or statistics?

By Uwe Ricken 2017/01/05 | Category: optimization
Rating: (not yet rated) |  Discuss |   Briefcase | 1,289 reads

Internal Query Processor Error with ColumnStore Indexes

SQL Server 2016 does not allow computed columns to co exist with columnstore indexes and clustered btree indexes on same table.  Read more...
By Mala Mahadevan 2016/12/29 | Source: SQLServerCentral.com | Category: indexing
Rating: |  Discuss |   Briefcase | 662 reads

Which Indexes are not Used?

During the development cycle, indexes will be placed on SQL Server tables to speed up performance when searching for records. Lots of thought probably has gone into creating just the right mix of indexes based on how developers think customers will use the system. But how do you tell if all the indexes are being used once your database has been implemented into production?  Read more...
By Additional Articles 2016/12/19 | Source: Database Journal | Category: indexing
Rating: (not yet rated)  Rate this |   Briefcase | 8,162 reads

Can I Use Statistics to Design Indexes?

"I’ve noticed that many indexes in my data warehouse aren’t used frequently. Is there a way to use the automatically generated statistics to make useful indexes?" Kendra Little answers the question in episode 18 of Dear SQL DBA.  Read more...
By Additional Articles 2016/11/15 | Category: statistics
Rating:  Rate this |   Briefcase | 4,574 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, SQL Server 2014, SQL Server 2016, and SQL Server 2017.  Read more...
By Ola Hallengren 2018/06/04 | Source: SQLServerCentral.com | Category: backup
Rating: |  Discuss |   Briefcase | 45,757 reads

CREATE TABLE and Indexes

By Steve Jones 2016/11/03 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 1,240 reads

Heaps and indexes

By Steve Jones 2016/10/25 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 1,204 reads

Index IDs

By Steve Jones 2016/10/12 | Category: indexing
Rating: (not yet rated) |  Discuss |   Briefcase | 1,191 reads
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