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@macfergusson
Last active June 13, 2024 04:36
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script out indexing
/* script out indexing */
SELECT ' CREATE ' +
CASE
WHEN I.is_unique = 1 THEN ' UNIQUE '
ELSE ''
END +
I.type_desc COLLATE DATABASE_DEFAULT + ' INDEX ' +
I.name + ' ON ' +
SCHEMA_NAME(T.schema_id) + '.' + T.name + ' ( ' +
KeyColumns + ' ) ' +
ISNULL(' INCLUDE (' + IncludedColumns + ' ) ', '') +
ISNULL(' WHERE ' + I.filter_definition, '') + ' WITH ( ' +
CASE
WHEN I.is_padded = 1 THEN ' PAD_INDEX = ON '
ELSE ' PAD_INDEX = OFF '
END + ',' +
'FILLFACTOR = ' + CONVERT(
CHAR(5),
CASE
WHEN I.fill_factor = 0 THEN 100
ELSE I.fill_factor
END
) + ',' +
-- default value
'SORT_IN_TEMPDB = OFF ' + ',' +
CASE
WHEN I.ignore_dup_key = 1 THEN ' IGNORE_DUP_KEY = ON '
ELSE ' IGNORE_DUP_KEY = OFF '
END + ',' +
CASE
WHEN ST.no_recompute = 0 THEN ' STATISTICS_NORECOMPUTE = OFF '
ELSE ' STATISTICS_NORECOMPUTE = ON '
END + ',' +
' ONLINE = OFF ' + ',' +
CASE
WHEN I.allow_row_locks = 1 THEN ' ALLOW_ROW_LOCKS = ON '
ELSE ' ALLOW_ROW_LOCKS = OFF '
END + ',' +
CASE
WHEN I.allow_page_locks = 1 THEN ' ALLOW_PAGE_LOCKS = ON '
ELSE ' ALLOW_PAGE_LOCKS = OFF '
END + ' ) ON [' +
DS.name + ' ] ' + CHAR(13) + CHAR(10) + ' GO' [CreateIndexScript]
FROM sys.indexes I
JOIN sys.tables T
ON T.object_id = I.object_id
JOIN sys.sysindexes SI
ON I.object_id = SI.id
AND I.index_id = SI.indid
JOIN (
SELECT *
FROM (
SELECT IC2.object_id,
IC2.index_id,
STUFF(
(
SELECT ' , ' + C.name + CASE
WHEN MAX(CONVERT(INT, IC1.is_descending_key))
= 1 THEN
' DESC '
ELSE
' ASC '
END
FROM sys.index_columns IC1
JOIN sys.columns C
ON C.object_id = IC1.object_id
AND C.column_id = IC1.column_id
AND IC1.is_included_column =
0
WHERE IC1.object_id = IC2.object_id
AND IC1.index_id = IC2.index_id
GROUP BY
IC1.object_id,
C.name,
index_id
ORDER BY
MAX(IC1.key_ordinal)
FOR XML PATH('')
),
1,
2,
''
) KeyColumns
FROM sys.index_columns IC2
--WHERE IC2.Object_id = object_id('Person.Address') --Comment for all tables
GROUP BY
IC2.object_id,
IC2.index_id
) tmp3
)tmp4
ON I.object_id = tmp4.object_id
AND I.Index_id = tmp4.index_id
JOIN sys.stats ST
ON ST.object_id = I.object_id
AND ST.stats_id = I.index_id
JOIN sys.data_spaces DS
ON I.data_space_id = DS.data_space_id
JOIN sys.filegroups FG
ON I.data_space_id = FG.data_space_id
LEFT JOIN (
SELECT *
FROM (
SELECT IC2.object_id,
IC2.index_id,
STUFF(
(
SELECT ' , ' + C.name
FROM sys.index_columns IC1
JOIN sys.columns C
ON C.object_id = IC1.object_id
AND C.column_id = IC1.column_id
AND IC1.is_included_column =
1
WHERE IC1.object_id = IC2.object_id
AND IC1.index_id = IC2.index_id
GROUP BY
IC1.object_id,
C.name,
index_id
FOR XML PATH('')
),
1,
2,
''
) IncludedColumns
FROM sys.index_columns IC2
--WHERE IC2.Object_id = object_id('Person.Address') --Comment for all tables
GROUP BY
IC2.object_id,
IC2.index_id
) tmp1
WHERE IncludedColumns IS NOT NULL
) tmp2
ON tmp2.object_id = I.object_id
AND tmp2.index_id = I.index_id
WHERE I.is_primary_key = 0
AND I.is_unique_constraint = 0
--AND I.Object_id = object_id('Person.Address') --Comment for all tables
--AND I.name = 'IX_Address_PostalCode' --comment for all indexes
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