IdentifySession Function | Application Programming Reference | Teradata Vantage - IdentifySession - Advanced SQL Engine - Teradata Database

Application Programming Reference

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
17.00
Published
June 2020
Language
English (United States)
Last Update
2021-01-22
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cpn1571792172880.ditamap
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B035-1090
lifecycle
previous
Product Category
Teradata Vantageā„¢

Purpose

Identifies the name of a user, by session, who is causing a block.

Definition

REPLACE FUNCTION SYSLIB.IdentifySession
   (HostId      INTEGER,
    SessionNo   INTEGER
   )
  RETURNS VARCHAR(128) CHARACTER SET UNICODE
          .
          .
          .
;

Input Parameters

Parameter Description
HostId ID of the blocking host.
SessionNo Number of the session that is blocked.

Usage Notes - IdentifySession

The IdentifySession function provides similar functionality to the PMPC IDENTIFY SESSION request. For information about this interface, see IDENTIFY.

Return Value

Returns the name of the user, by session, who is causing a block.

Example: Using IdentifySession

SELECT IdentifySession(blk1Hostid,blk1sessno)
FROM TABLE (MonitorSession(-1,'*',0)) AS t1
WHERE Blk1UserId > 0;
 *** Query completed. One row found. One column returned.
 *** Total elapsed time was 1 second.
IdentifySession(Blk1HostId,Blk1SessNo)
--------------------------------------
USER1