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sys.partitions (Transact-SQL)

Contains a row for each partition of all the tables and most types of indexes in the database. Special index types like Fulltext, Spatial, and XML are not included in this view. All tables and indexes in SQL Server 2008 contain at least one partition, whether or not they are explicitly partitioned.

Column name

Data type

Description

partition_id

bigint

ID of the partition. Is unique within a database.

object_id

int

ID of the object to which this partition belongs. Every table or view is composed of at least one partition.

index_id

int

ID of the index within the object to which this partition belongs.

partition_number

int

1-based partition number within the owning index or heap. For non-partitioned tables and indexes, the value of this column is 1.

hobt_id

bigint

ID of the data heap or B-tree that contains the rows for this partition.

rows

bigint

Approximate number of rows in this partition.

data_compression

int

Indicates the state of compression for each partition:

0 = NONE

1 = ROW

2 = PAGE

NoteNote
Full text indexes will be compressed in any edition of SQL Server.

data_compression_desc

nvarchar(60)

Indicates the state of compression for each partition. Possible values are NONE, ROW, and PAGE.

Permissions

Requires membership in the public role. For more information, see Metadata Visibility Configuration.