sys.dm_xe_map_values (Transact-SQL)
Applies to: 
SQL Server
Azure SQL Database
Azure SQL Managed Instance
Returns a mapping of internal numeric keys to human-readable text.
| Column name | Data type | Description |
|---|---|---|
| name | nvarchar(256) | The name of the map. name is unique across the local system. Is not nullable. |
| object_package_guid | uniqueidentifier | The GUID of the package that contains the map. Is not nullable. |
| map_key | int | The internal key value. Is not nullable. |
| map_value | nvarchar(3072) | A description of the key value. Is not nullable. |
Permissions
Requires VIEW SERVER STATE permission on the server.
Permissions for SQL Server 2022 and later
Requires VIEW SERVER PERFORMANCE STATE permission on the server.
Relationship cardinalities
| From | To | Relationship |
|---|---|---|
| dm_xe_map_values.object_package_guid dm_xe_map_values.name |
sys.dm_xe_objects.package_guid sys.dm_xe_objects.name |
Many-to-one |
Next steps
Learn more about related concepts in the following articles:
- Dynamic Management Views and Functions (Transact-SQL)
- sys.dm_xe_sessions (Transact-SQL)
- sys.dm_xe_session_events (Transact-SQL)
- Extended events overview
- Quickstart: Extended events
- Extended events in Azure SQL Database
- Event File target code for extended events in Azure SQL Database and SQL Managed Instance