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DBCC PDW_SHOWPARTITIONSTATS (Transact-SQL)

Applies to: Azure Synapse Analytics Analytics Platform System (PDW)

Displays the size and number of rows for each partition of a table in a Azure Synapse Analytics or Analytics Platform System (PDW) database.

Transact-SQL syntax conventions

Syntax

--Show the partition stats for a table
DBCC PDW_SHOWPARTITIONSTATS ( "[ database_name . [ schema_name ] . ] | [ schema_name. ] table_name" )
[;]

Note

This syntax is not supported by serverless SQL pool in Azure Synapse Analytics.

Arguments

"[ database_name . [ schema_name ] . | schema_name . ] table_name"

The one, two, or three-part name of the table to be displayed. For two or three-part table names, the name must be enclosed with double quotes (""). Using quotes around a one-part table name is optional.

Permissions

Requires VIEW SERVER STATE permission.

Result sets

This set is the results for the DBCC PDW_SHOWPARTITIONSTATS command.

Column name Data type Description
partition_number int Partition number.
used_page_count bigint Number of pages used for the data.
reserved_page_count bigint Number of pages reserved for the partition.
row_count bigint Number of rows in the partition.
pdw_node_id int Compute node for the data.
distribution_id int Distribution identifier for the data.

Examples: Azure Synapse Analytics and Analytics Platform System (PDW)

A. DBCC PDW_SHOWPARTITIONSTATS basic syntax examples

The following examples display the space used and number of rows by partition for the FactInternetSales table in the AdventureWorksPDW2022 database.

DBCC PDW_SHOWPARTITIONSTATS ("ssawPDW.dbo.FactInternetSales");
DBCC PDW_SHOWPARTITIONSTATS ("dbo.FactInternetSales");
DBCC PDW_SHOWPARTITIONSTATS (FactInternetSales);

See also