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3
votes
1answer
82 views

Index fragmentation increased significantly after rebuild

I've googled this and I know that some people say index fragmentation doesn't matter, but they go on to describe scenarios where it might matter. Mine might be such a scenario. I have an index on a ...
0
votes
1answer
91 views

What is the cause of high index fragmentation in SQL server?

We have an application which is using a SQL Server database. As the application is in use for many years, its database is of huge size, resulting in slowness of application. It was noticed that the ...
1
vote
0answers
56 views

Update statistics more often and stop defragmenting indexes

I have several vendor databases that have most (99%) of the tables clustered on GUIDs. Currently we are rebuilding the tables every weekend. Most tables are 80% or more fragmented by this time. ...
1
vote
0answers
72 views

Fragmented clustered primary key (sequential GUID) index after processing - SQL Server

I'm in the process of evaluating a schema change on the primary keys of several of our biggest tables in our software. Till now we used varchar(36) for all of our PKs and FKs and Hibernate generated ...
1
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0answers
68 views

Database fragmentation and heap SQL Server

We have critical performance issues with our production database (its around 300 gb size) We have run the following script for a few huge tables : DECLARE @db_id SMALLINT; DECLARE @object_id INT; ...
1
vote
0answers
69 views

Defragmentation of SQL Server 2008 indexes

I am having issues defragmenting indexes. I keep using the various defragmentation methods for defragmenting a SQL Server index such as DBCC INDEXDEFRAG and DBCC DBReIndex, but none seem to be ...
0
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0answers
153 views

Measure fragmentation of a single index?

We are measuring the impact of different defrag approaches that we do one index at a time. How do we query to see fragmentation of a single index, by index name (or table + index). This is on SQL ...