It uses primary keys and foreign keys as a means to provide efficient access to data and is supported directly in the database rather than maintained in the application code.
Explanation: Relational databases use an expressive query language, make efficient use of indexes within the database, ensure strong consistency, and fit well within an enterprise management system. Non-relational databases have a flexible data model, have high scalability, and performance, and have always-on global deployments.
Energy from sources that can be regenerated or reused is called renewable energy.
Renewable energy is energy that can be replenished on a human timescale like hydro-electric power, solar energy and wind power. Geothermal energy is also considered renewable energy.
<h2>Hey mate </h2><h2>Here is ur answer..! ⬇️⬇️</h2>
Explanation:
<u>The characteristics of computers that have made them so powerful and universally useful are speed, accuracy, diligence, versatility and storage capacity. Let us discuss them briefly. Computers work at an incredible speed.</u>
<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u> </u></em><em><u>u plzz</u></em><em><u> </u></em><em><u>mark it</u></em><em><u> </u></em><em><u>as brainalist</u></em><em><u> </u></em><em><u>and thnk</u></em><em><u> </u></em><em><u>my answers</u></em><em><u> </u></em>