Returns information about transactions for the instance of SQL Server.
To call this from Azure Synapse Analytics (SQL Data Warehouse) or Parallel Data Warehouse, use the name sys.dm_pdw_nodes_tran_active_transactions.
|Column Name||Data Type||Description|
|transaction_id||bigint||ID of the transaction at the instance level, not the database level. It is only unique across all databases within an instance but not unique across all server instances.|
|name||nvarchar(32)||Transaction name. This is overwritten if the transaction is marked and the marked name replaces the transaction name.|
|transaction_begin_time||datetime||Time that the transaction started.|
|transaction_type||int||Type of transaction.
1 = Read/write transaction
2 = Read-only transaction
3 = System transaction
4 = Distributed transaction
|transaction_uow||uniqueidentifier||Transaction unit of work (UOW) identifier for distributed transactions. MS DTC uses the UOW identifier to work with the distributed transaction.|
|transaction_state||int||0 = The transaction has not been completely initialized yet.
1 = The transaction has been initialized but has not started.
2 = The transaction is active.
3 = The transaction has ended. This is used for read-only transactions.
4 = The commit process has been initiated on the distributed transaction. This is for distributed transactions only. The distributed transaction is still active but further processing cannot take place.
5 = The transaction is in a prepared state and waiting resolution.
6 = The transaction has been committed.
7 = The transaction is being rolled back.
8 = The transaction has been rolled back.
|transaction_status||int||Identified for informational purposes only. Not supported. Future compatibility is not guaranteed.|
|transaction_status2||int||Identified for informational purposes only. Not supported. Future compatibility is not guaranteed.|
|dtc_state||int||Applies to: Azure SQL Database (Initial release through current release).
1 = ACTIVE
2 = PREPARED
3 = COMMITTED
4 = ABORTED
5 = RECOVERED
|dtc_status||int||Identified for informational purposes only. Not supported. Future compatibility is not guaranteed.|
|dtc_isolation_level||int||Identified for informational purposes only. Not supported. Future compatibility is not guaranteed.|
|filestream_transaction_id||varbinary(128)||Applies to: Azure SQL Database (Initial release through current release).
Identified for informational purposes only. Not supported. Future compatibility is not guaranteed.
|pdw_node_id||int||Applies to: Azure Synapse Analytics (SQL Data Warehouse), Parallel Data Warehouse
The identifier for the node that this distribution is on.
On SQL Server, requires
VIEW SERVER STATE permission.
On SQL Database Premium Tiers, requires the
VIEW DATABASE STATE permission in the database. On SQL Database Standard and Basic Tiers, requires the Server admin or an Azure Active Directory admin account.
Dynamic Management Views and Functions (Transact-SQL)
Transaction Related Dynamic Management Views and Functions (Transact-SQL)