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<h4>getExactSizeOnDisk</h4>
<pre class="methodSignature">public&nbsp;long&nbsp;getExactSizeOnDisk()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="IColIndex.html#getExactSizeOnDisk()">IColIndex</a></code></span></div>
<div class="block">Get the exact size on disk to enable preallocation of the disk output buffer sizes</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The exact disk representation size</dd>
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