 by walking through every DataObject of the database</div>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><strong><a href="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/SequentialDatabase.html#size()">size</a></strong>()</code>
<div class="block">Returns the size of the database (the number of dataObjects in the database)</div>
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