Topic: To steam of questions of the beginner on java
What it is better to use for implementation of the following logic? 1. Is spring api which synchronous should work in two modes, and asynchronous. The sinronnyj mode it through api, does something, returns result of Asinhpronnaja operation, it is a background thread, which time during any time scans the table of requests, draws out the data, and the result adds them reversely in the DB table. 2. What today it is fashionable in java, for operation from a DB, it is is specific with Sql Server?