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<h1>SQL Servers - RDBMS</h1>
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<p class="intro">Modern SQL Servers are built on RDBMS.</p>
<hr />
<h2>DBMS - Database Management System</h2>
<p>A Database Management System (DBMS) is a computer program that can access
data in a database.</p>
<p>The DBMS program enables you to extract, modify, or store information in a
database.</p>
<p>Different DBMS programs provides different functions for querying data,
reporting data, and modifying data. <br />
</p>
<hr />
<h2>RDBMS - Relational Database Management System</h2>
<p>A Relational Database Management System (RDBMS) is a Database Management
System (DBMS) where the database is organized and accessed according to the relationships
between data.</p>
<p>RDBMS was invented by IBM in the early 1970's.</p>
<p>RDBMS is the basis for SQL, and for all modern database systems like Oracle,
SQL Server, IBM DB2, Sybase, MySQL, and Microsoft Access.<br />
</p>
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