1. What is Teradata ?

What is Teradata ?

Teradata is a Relational Database Management System (RDBMS) that

drives a company’s data warehouse. In simple, it is Data warehouse tool.

Teradata is an open system, compliant with industry ANSI standards.

Teradata is a large database server that accommodates multiple client

applications making inquiries against it concurrently.

The ability to manage terabytes of data is accomplished using the concept

of parallelism, wherein many individual processors perform smaller tasks

concurrently to accomplish an operation against a huge repository of data.

To date, only parallel architectures can handle databases of this size.

Teradata Corporation was founded in 1979 in Los Angeles, California.

By 1990, the first terabyte-sized Teradata Database was in production.

NCR was purchased by AT&T corporation in 1991 and Teradata was

purchased and folded into the NCR structure in 1992.