| title | sys.dm_pdw_wait_stats (Transact-SQL) | Microsoft Docs | |
|---|---|---|
| ms.custom | ||
| ms.date | 03/14/2017 | |
| ms.prod | sql | |
| ms.technology | data-warehouse | |
| ms.reviewer | ||
| ms.topic | language-reference | |
| dev_langs |
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| ms.assetid | cfb8d905-c34f-44de-9574-dde81e170916 | |
| author | ronortloff | |
| ms.author | rortloff | |
| monikerRange | >= aps-pdw-2016 || = azure-sqldw-latest || = sqlallproducts-allversions |
[!INCLUDEtsql-appliesto-xxxxxx-xxxx-asdw-pdw-md]
Holds information related to the [!INCLUDEssNoVersion] OS state related to instances running on the different nodes. For a list of waits types and their description, see sys.dm_os_wait_stats.
| Column Name | Data Type | Description | Range |
|---|---|---|---|
| pdw_node_id | int | ID of the node this entry refers to. | |
| wait_name | nvarchar(255) | Name of the wait type. | |
| max_wait_time | bigint | Maximum wait time of this wait type. | |
| request_count | bigint | Number of waits of this wait type outstanding. | |
| signal_time | bigint | Difference between the time that the waiting thread was signaled and when it started running. | |
| completed_count | bigint | Total number of waits of this type completed since the last server restart. | |
| wait_time | bigint | Total wait time for this wait type in millisecons. Inclusive of signal_time. |
SQL Data Warehouse and Parallel Data Warehouse Dynamic Management Views (Transact-SQL)
sys.dm_pdw_waits (Transact-SQL)