a>.
 <p>
 It is recommended that you instantiate using an existing table schema <a href="../../../../io/delta/standalone/types/StructType.html" title="class in io.delta.standalone.types"><code>StructType</code></a>
 with <a href="../../../../io/delta/standalone/types/StructType.html#column-java.lang.String-"><code>StructType.column(String)</code></a>. For example, <code>mySchema.column(columnName)</code>.
 <p>
 Only supports primitive data types, see
 <a href="https://github.com/delta-io/delta/blob/master/P