p;hydra.core.Name FIELD_NAME_ELEMENT_TYPE</pre>
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<h4>FIELD_NAME_CONTAINS_NULL</h4>
<pre>public static final&nbsp;hydra.core.Name FIELD_NAME_CONTAINS_NULL</pre>
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<pre>public final&nbsp;<a href="DataType.html" title="class in hydra.ext.io.delta.parquet">DataType</a> elementType</pre>
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