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| <pre>public interface <span class="typeNameLabel">ColumnStatistics</span></pre> |
| <div class="block">Statistics that are available for all types of columns.</div> |
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| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/orc/ColumnStatistics.html#getBytesOnDisk--">getBytesOnDisk</a></span>()</code> |
| <div class="block">Get the number of bytes for this column.</div> |
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| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/orc/ColumnStatistics.html#getNumberOfValues--">getNumberOfValues</a></span>()</code> |
| <div class="block">Get the number of values in this column.</div> |
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| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../org/apache/orc/ColumnStatistics.html#hasNull--">hasNull</a></span>()</code> |
| <div class="block">Returns true if there are nulls in the scope of column statistics.</div> |
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| <h4>getNumberOfValues</h4> |
| <pre>long getNumberOfValues()</pre> |
| <div class="block">Get the number of values in this column. It will differ from the number |
| of rows because of NULL values and repeated values.</div> |
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| <dt><span class="returnLabel">Returns:</span></dt> |
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| <pre>boolean hasNull()</pre> |
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| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if null present else false</dd> |
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| <pre>long getBytesOnDisk()</pre> |
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| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of bytes</dd> |
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