public com.google.cloud.automl.v1beta1.ColumnSpec getColumnSpec() {
    return columnSpec_ == null
        ? com.google.cloud.automl.v1beta1.ColumnSpec.getDefaultInstance()
        : columnSpec_;
  }
public com . google . cloud . automl . v1beta1 . ColumnSpec getColumnSpec ( ) { return columnSpec_ == null ? com . google . cloud . automl . v1beta1 . ColumnSpec . getDefaultInstance ( ) : columnSpec_ ; }
<pre>
The column spec which replaces the resource on the server.
</pre>

<code>.google.cloud.automl.v1beta1.ColumnSpec column_spec = 1;</code>