ument" id="content"><div class="doc"><div class="markdown"><h1>tech.ml.dataset Columns, Readers, and Datatypes</h1>
<p>In <code>tech.ml.dataset</code>, columns are composed of three things:
<a href="https://github.com/techascent/tech.ml.dataset/blob/7c8c7514e0e35995050c1e326122a1826cc18273/src/tech/v3/dataset/impl/column.clj#L140">data, metadata, and the missing set</a>.
The column's datatype is the datatype of the <code>data</code> member.  The data member can
be anything convertible to a tech.v2.datatype 