查看某个数据库中所有索引

SELECT

TableId=O.[object_id],

TableName=O.Name,

IndexId=ISNULL(KC.[object_id],IDX.index_id),

IndexName=IDX.Name,

IndexType=ISNULL(KC.type_desc,'Index'),

Index_Column_id=IDXC.index_column_id,

ColumnID=C.Column_id,

ColumnName=C.Name,

Sort=CASE

INDEXKEY_PROPERTY(IDXC.[object_id],IDXC.index_id,IDXC.index_column_id,'IsDescending')

WHEN 1 THEN 'DESC' WHEN 0 THEN 'ASC' ELSE '' END,

PrimaryKey=CASE WHEN IDX.is_primary_key=1 THEN N'√'ELSE N'' END,

[UQIQUE]=CASE WHEN IDX.is_unique=1 THEN N'√'ELSE N'' END,

Ignore_dup_key=CASE WHEN IDX.ignore_dup_key=1 THEN N'√'ELSE N'' END,

Disabled=CASE WHEN IDX.is_disabled=1 THEN N'√'ELSE N'' END,

Fill_factor=IDX.fill_factor,

Padded=CASE WHEN IDX.is_padded=1 THEN N'√'ELSE N'' END

FROM sys.indexes IDX

INNER JOIN sys.index_columns IDXC

ON IDX.[object_id]=IDXC.[object_id]

AND IDX.index_id=IDXC.index_id

LEFT JOIN sys.key_constraints KC

ON IDX.[object_id]=KC.[parent_object_id]

AND IDX.index_id=KC.unique_index_id

INNER JOIN sys.objects O

ON O.[object_id]=IDX.[object_id]

INNER JOIN sys.columns C

ON O.[object_id]=C.[object_id]

AND O.type='U'

AND O.is_ms_shipped=0

AND IDXC.Column_id=C.Column_id

-- INNER JOIN -- 对于一个列包含多个索引的情况,只显示第1个索引信息

-- (

-- SELECT [object_id], Column_id, index_id=MIN(index_id)

-- FROM sys.index_columns

-- GROUP BY [object_id], Column_id

-- ) IDXCUQ

-- ON IDXC.[object_id]=IDXCUQ.[object_id]

-- AND IDXC.Column_id=IDXCUQ.Column_id