$sql = "SELECT * FROM vw_Persons";

$stmt = sqlsrv_query($gaSql['link'], $query) or die("<pre>" . print_r(sqlsrv_errors()) . "<br><br>$query</pre>");
    $obj = sqlsrv_fetch_object( $result );

    foreach( sqlsrv_field_metadata( $stmt ) as $fieldMetadata ) {
            foreach( $fieldMetadata as $name => $value) {
                     echo "$name: $value<br />";
                }
                 echo "<br />";
            }

Name: isActive
Type: -7
Size:
Precision: 1
Scale:
Nullable: 0