CURRENT_REQUEST_ID (Transact-SQL)
Applies to: 
SQL Server
Azure SQL Managed Instance
This function returns the ID of the current request within the current session.
Transact-SQL syntax conventions
Syntax
CURRENT_REQUEST_ID()
Note
To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.
Return types
smallint
Remarks
To find exact information about the current session, use @@SPID. For exact information about the current request, use CURRENT_REQUEST_ID().
See also
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