></code></pre></div>
<h3 id="logical-data-independence">Logical Data Independence</h3>
<ul>
<li>Views can also be used to minimize the impact of schema changes in the database</li>
<li>Suppose a table schema needs to be modified, possibly because a table needs to be decomposed to reduce redundancy because of a previously unknown functional dependency</li>
<li>Then all queries using this table must be updated, which might be difficult to do</li>
<li>A view with the same name and columns can be created to rep