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Rebuild Info


Rebuild Info

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OnlyOneRJ
OnlyOneRJ
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When executing the query it shows that the fragmentation in percent is 70%
but after rebuilding the indexes the fragmentation still shows the same w00t

Please help me in understanding it & solving it

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Every Dog has a Tail !!!!! :-D
GilaMonster
GilaMonster
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How big's the index? How many pages?


Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

We walk in the dark places no others will enter
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OnlyOneRJ
OnlyOneRJ
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Gila, How do i get to know abt it??
can you help me with the query

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Every Dog has a Tail !!!!! :-D
anthony.green
anthony.green
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page count column from sys.dm_db_index_physical_stats

also contained on the index properties GUI in SSMS in the fragmentation tab



Want an answer fast? Try here
How to post data/code for the best help - Jeff Moden
When a question, really isn't a question - Jeff Smith
Need a string splitter, try this - Jeff Moden
How to post performance problems - Gail Shaw
CrossTabs-Part1 & Part2 - Jeff Moden
SQL Server Backup, Integrity Check, and Index and Statistics Maintenance - Ola Hallengren
Managing Transaction Logs - Gail Shaw
Troubleshooting SQL Server: A Guide for the Accidental DBA - Jonathan Kehayias and Ted Krueger


OnlyOneRJ
OnlyOneRJ
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I executed below query where in found the Pages count is 5000
but how big index is it, i didnt come to know

=========================
SELECT
s.[name] AS [Schema],
o.[name] AS [Table],
ips.index_type_desc AS [Index Type],
i.[name] AS [Index Name],
i.is_primary_key AS [Primary Key],
i.is_unique AS [Unique],
ips.index_depth,
i.fill_factor AS [Fill factor],
ips.avg_fragmentation_in_percent,
ips.fragment_count,
ips.avg_fragment_size_in_pages,
ips.page_count,
o.create_date,
o.modify_date
FROM sys.dm_db_index_physical_stats(DB_ID(), NULL, NULL, NULL, NULL) ips
INNER JOIN sys.objects o ON ips.object_id = o.object_id
INNER JOIN sys.schemAS s ON o.schema_id = s.schema_id
INNER JOIN sys.indexes i ON i.object_id = ips.object_id
AND i.index_id = ips.index_id
AND ips.avg_fragmentation_in_percent > 40
=========================

Please suggest

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Every Dog has a Tail !!!!! :-D
Sean Pearce
Sean Pearce
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Page is 8Kb, so 5000 pages is 40,000Kb.



The SQL Guy @ blogspot

@SeanPearceSQL

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GilaMonster
GilaMonster
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Is it a heap or an index? Is autoshrink on?


Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

We walk in the dark places no others will enter
We stand on the bridge and no one may pass


OnlyOneRJ
OnlyOneRJ
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Its Heap & how do i check for Auto Shrink?

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Every Dog has a Tail !!!!! :-D
OnlyOneRJ
OnlyOneRJ
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In Database Properties Auto Shrink = False

************************************
Every Dog has a Tail !!!!! :-D
anthony.green
anthony.green
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If its a heap, you need to do

ALTER TABLE tablename REBUILD



Want an answer fast? Try here
How to post data/code for the best help - Jeff Moden
When a question, really isn't a question - Jeff Smith
Need a string splitter, try this - Jeff Moden
How to post performance problems - Gail Shaw
CrossTabs-Part1 & Part2 - Jeff Moden
SQL Server Backup, Integrity Check, and Index and Statistics Maintenance - Ola Hallengren
Managing Transaction Logs - Gail Shaw
Troubleshooting SQL Server: A Guide for the Accidental DBA - Jonathan Kehayias and Ted Krueger


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