OLTP
OLTP 数据库 常用于处理业务数据，通过 事务 可靠地支撑并行查询、插入、更新和删除等操作。
特点：
IBM
OLTP, or online transactional processing, enables the real-time execution of large numbers of database transactions by large numbers of people, typically over the internet.[1]
Microsoft
The management of transactional data using computer systems is referred to as online transaction processing (OLTP). OLTP systems record business interactions as they occur in the day-to-day operation of the organization, and support querying of this data to make inferences.[2]