Usage Notes - Teradata VantageCloud Lake

Lake - Database Reference

Deployment
VantageCloud
Edition
Lake
Product
Teradata VantageCloud Lake
Release Number
Published
February 2025
ft:locale
en-US
ft:lastEdition
2025-11-21
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ohi1683672393549

DBC.QryLogClientAttrV is used to get client attributes for each request. Previously DBC.DBQLogTbl had limited client attributes. DBC.QryLogClientAttrV represents a one-to-many relation between DBC.EventLog and DBC.DBQLogTbl for the queries logged under DBQL default logging. Teradata recommends using this view to get an accurate and rich set of client attributes for each request.

ClientConfCipherSuite

ASCII String representing the confidentiality cipher suite. This is the TLS cipher suite, for example: "TLS_AES_256_GCM_SHA384".

ClientConfVersion

ASCII String representing the confidentiality version number. This is the TLS version number, for example: "TLS 1.2".

Possible Values for ClientConfType

Value Description
C TLS used for encryption. Client validated the Certificate-Authority chain but ignored the Subject-Alternative-Name and the Common-Name.
E TDGSS used for encryption. The application does not have the option to change this during the session.
F TLS was attempted but failed, so this is a fallback to using TDGSS for encryption because ENCRYPTDATA is specified.
H TLS was attempted but failed, so this is a fallback to unencrypted because ENCRYPTDATA is not specified.
O May be encrypted using TDGSS or unencrypted. The application has the option of changing this at any time. This is possible only with CLIv2 apps, because drivers (for example, ODBC, JDBC) do not switch encryption on and off within a session.
R TLS used for encryption. Server certificate was ignored; client did not validate the identity of the server.
U Unencrypted. The application does not have the option to change this during the session.
V TLS used for encryption. Client validated the Certificate-Authority chain and the Subject-Alternative-Name or the Common-Name.

Possible Values for ServerConfType

Value Description
E TDGSS used for encryption, either enforced by policy or asserted by a Client.
O May be encrypted using TDGSS or unencrypted, as asserted by a Client or because security policy cannot be determined.
T TLS used for encryption.
U Unencrypted, as asserted by a Client Interface.