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How does Web application connect to database?

Contents
  1. How do apps communicate with databases?
  2. How can we connect to database in a Web application ?( Hard?
Accessing Databases from Web Applications Populate the database with bookstore data. Create a data source in the Application Server. Specify a Web application's resource reference. Map the resource reference to the data source defined in the Application Server.


How do apps communicate with databases?

1Usually via a RESTful API over HTTP over TCP/IP over WiFi or 3G/4G/(5G).2Chat applications typically use XMPP or Websockets over TCP/IP for greater immediacy.3Databases are (read: should be) indirectly accessed via the above. ... 4Today such communication is (read: should be) via SSL/TLS (also called https if HTTP is used).How do mobile applications connect to their servers, databases, etc?

How can we connect to database in a Web application ?( Hard?

Solution(By Examveda Team) JDBC template can be used to connect to database and fire queries against it.

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