Meaning of OLTP (Online Transaction Processing)

Simple definition

OLTP systems handle fast, real-time transactional data like payments and bookings.

They power day-to-day operations in finance, retail, and travel.

Amazon processes millions of orders using OLTP systems instantly.

With indexing, normalization, and partitioning.

Not ideally; mixing workloads can hurt performance, but hybrid systems exist.

MySQL, PostgreSQL, SQL Server, Oracle.

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