Online transaction is a payment method in which the transfer of fund or money happens online over electronic fund transfer.

Online Transaction Processing (OLTP) is a type of database processing that focuses on handling real-time transactions. It involves quick and frequent transactions performed by multiple users simultaneously. OLTP systems provide immediate processing, concurrent access, data integrity, and high availability. They are commonly used in e-commerce, banking, and other operational systems to support day-to-day business activities.

Online Transaction Processing (OLTP) is a type of database processing that focuses on handling real-time transactions. It involves quick and frequent transactions performed by multiple users simultaneously. OLTP systems provide immediate processing, concurrent access, data integrity, and high availability. They are commonly used in e-commerce, banking, and other operational systems to support day-to-day business activities.