17.10 - Output Host Id - Call-Level Interface Version 2

Teradata® Call-Level Interface Version 2 Reference for Workstation-Attached Systems

Call-Level Interface Version 2
Release Number
Release Date
October 2021
Content Type
Programming Reference
Publication ID
English (United States)

Usage Notes

The Output Host Id field specifies the host id for the set of IFPs or COPs. In effect, it identifies the logical LAN. It is provided for diagnostic purposes, audit logs, and so on.

Language Variable Name
C: DBCAREA.H: o_host_id
Routine Action Taken
DBCHINI: writes
DBCHCL: writes (FET associated with connect operation)
Used by Action Taken
application program reads

Output Host Id is available in the DBCAREA when the application program regains control (with return code zero) from calling DBCHCL for the first Fetch function that is associated with the connect operation.

Output Host Id is a two-byte (16 bit) field. The ten least significant bits are the host number which is in unsigned binary.