The processing of transactions by computers in real time. (See also: transaction systems.)

A class of program that facilitates and manages transaction-oriented applications, typically for data entry and retrieval transactions in a number of industries, including banking, airlines, mailorder, supermarkets, and manufacturers.

Programs that manage the real-time processing of SQL transactions.

Programs that manage the real-time processing of database transactions.

Online transaction processing. OLTP systems are optimized for fast and reliable transaction handling. Compared to data warehouse systems, most OLTP interactions will involve a relatively small number of rows, but a larger group of tables.

Processing that supports the daily business operations.

An application that assists in the processing of a transaction and provides all the necessary information to complete the transaction. (e.g., the program running in front of the telephone operator when a consumer calls and orders a product from a catalog. The operator needs access to product information (what colors does that come in?), pricing, availability, delivery options, etc.)

Transaction processing system in which a computer processes each transaction as it is entered. 13.35

Online Transaction Processing (or OLTP) is a class of programs that facilitate and manage transaction-oriented applications, typically for data entry and retrieval transaction processing.