Open Database Connectivity (ODBC) is a standard API developed by Microsoft that allows applications to access multiple database management systems (DBMS) using SQL. The Teradata ODBC driver translates ODBC function calls into Teradata’s native CLIv2 (Call Level Interface version 2) protocol.

Installing the Teradata Database ODBC Driver 16.20 is not always a simple "next, next, finish" affair. Because it is part of the larger TTU suite, users often face choices between a full installation or a standalone driver install.

For a stable setup, focus on the following environment-specific requirements: Dependency : Requires Microsoft Visual C++ 2012 Update 4 Redistributable

The 16.20 driver is part of the Teradata 16.20 feature release. Unlike its predecessors, this driver introduced:

for Large Object (LOB) data, which speeds up processing by avoiding unnecessary memory caching. New Parsing Mechanism : The legacy LightWeight Parser (LWP) was replaced with a proprietary parsing mechanism starting with this release. API Conformance SQL_NO_DATA

[TeradataDSN] Driver=/opt/teradata/client/16.20/odbc_64/lib/tdataodbc_sb64.so Description=Teradata 16.20 Database DBCName=your_server_ip_or_alias DateTimeFormat=AAA Use code with caution. Copied to clipboard

The driver is used daily in thousands of enterprises. Common connections include:

Security is the forefront consideration for any enterprise driver. The 16.20 release introduced stronger alignment with modern encryption standards. It offers robust support for TLS (Transport Layer Security), ensuring that data in transit between the client application and the Teradata Database is encrypted. This version improved the handling of SSL certificates and provided administrators with more granular control over authentication mechanisms, including support for LDAP and Kerberos within the ODBC configuration UI.

Once installed, configure a DSN to connect applications to Teradata.