Purpose
The Connect parcel establishes a connection between an application and a specific Database partition that is used for running Teradata SQL.
Usage Notes
The Connect parcel is sent from the client at the same time that a Logon parcel is sent.
This parcel is generated by CLIv2 on behalf of the application.
The response to a Connect parcel is first a Success parcel and then a RunResponse parcel.
Parcel Data
Field information for the Connect parcel is as follows:
| Flavor Field | Body Parcel Length | Parcel Body Fields |
|---|---|---|
| 88 | 24 | PartitionName: 16 bytes LogonSequence Number: 4 bytes Function: 2 bytes Pad: 2 bytes |
Fields
- PartitionName is the name of the Database partition to which start requests are to be sent.
- LogonSequenceNumber contains a logon sequence number when Function contains the value 2. At all other times it must contain zero.
- Function contains one of the following:
Function Number Description 0 Requests that a normal Run be performed. 1 Requests session control allocate a logon sequence number and associate the newly allocated logon sequence number with the requesting session. 2 Requests session control to associate the logon sequence number in logon sequence number with requesting session. - Pad is unused.