public com.google.cloud.datacatalog.ColumnSchemaOrBuilder getSubcolumnsOrBuilder(int index) {
    return subcolumns_.get(index);
  }
public com . google . cloud . datacatalog . ColumnSchemaOrBuilder getSubcolumnsOrBuilder ( int index ) { return subcolumns_ . get ( index ) ; }
<pre>
Schema of sub-columns.
</pre>

<code>repeated .google.cloud.datacatalog.v1beta1.ColumnSchema subcolumns = 7;</code>