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Create Index_Fragmentation_on_DB #248

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20 changes: 20 additions & 0 deletions Scripts/Index_Fragmentation_on_DB
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/**
Author: Arun Agunuru
Find the indexes on a database which are fragmented more than 30% and will provide script as well in Script column.
**/
use database
go
SELECT dbschemas.[name] as 'Schema',
dbtables.[name] as 'Table',
dbindexes.[name] as 'Index',
indexstats.alloc_unit_type_desc,
indexstats.avg_fragmentation_in_percent,
indexstats.page_count,
'ALTER INDEX [' + dbindexes.[name] + '] ON ['+dbschemas.[name] +'].['+dbtables.[name]+ '] REBUILD PARTITION = ALL WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, SORT_IN_TEMPDB = OFF, ONLINE = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON)' as Script --provide the script to pickup and execute
FROM sys.dm_db_index_physical_stats (DB_ID(), NULL, NULL, NULL, NULL) AS indexstats
INNER JOIN sys.tables dbtables on dbtables.[object_id] = indexstats.[object_id]
INNER JOIN sys.schemas dbschemas on dbtables.[schema_id] = dbschemas.[schema_id]
INNER JOIN sys.indexes AS dbindexes ON dbindexes.[object_id] = indexstats.[object_id]
AND indexstats.index_id = dbindexes.index_id
WHERE indexstats.database_id = DB_ID() and indexstats.avg_fragmentation_in_percent >= 30 and dbindexes.[name] is NOT NULL
ORDER BY indexstats.avg_fragmentation_in_percent desc