sys.partition_functions (Transact-SQL)

Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric

Contains a row for each partition function in SQL Server.

Column name	Data type	Description
name	sysname	Name of the partition function. Is unique within the database.
function_id	int	Partition function ID. Is unique within the database.
type	char(2)	Function type. R = Range
type_desc	nvarchar(60)	Function type. RANGE
fanout	int	Number of partitions created by the function.
boundary_value_on_right	bit	For range partitioning. 1 = Boundary value is included in the RIGHT range of the boundary. 0 = LEFT.
is_system		Applies to: SQL Server 2012 (11.x) and later. 1 = Object is used for full-text index fragments. 0 = Object is not used for full-text index fragments.
create_date	datetime	Date the function was created.
modify_date	datetime	Date the function was last modified using an ALTER statement.

Permissions

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

See Also

Partition Function Catalog Views (Transact-SQL)
Catalog Views (Transact-SQL)
sys.partition_range_values (Transact-SQL)
sys.partition_parameters (Transact-SQL)