include_once "DateTimeUtil.php";
 include_once "MysqlConnector.php";
 include_once "StatisticsMysqlReadController.php";
 $clientQuery = $_GET["query"];
 $from = $_GET["from"];
 $to = $_GET["to"];
 $outputCollection = "";
 $isQueryForClicks = false;
 $dateTimeUtil = new DateTimeUtil($timeNow);
 $mysqlConnector = new MysqlConnector($mysqlHost, $mysqlUser, $mysqlPw, $mysqlDbName);
 $statisticsMysqlReadController = new StatisticsMysqlReadController($mysqlDbName, $mysqlConnector->link, $dateTimeUtil);
 $statisticStart = $statisticsMysqlReadController->queryConfig("StatisticStart", "DateTimeValue");
 if (empty($clientQuery)) {
     $outputCollection = array();
     $outputCollection["statisticStart"] = $statisticStart;
     $outputCollection["serverDayStart"] = $dateTimeUtil->getDayStart();
     $JsonPrettyPrint = 128;
     echo json_encode($outputCollection, $JsonPrettyPrint);
     exit;
 }
 if (strtotime($from) < strtotime($statisticStart)) {
     $from = $statisticStart;
 }
 if (strtotime($to) > strtotime($dateTimeUtil->getDayStart())) {
     $to = $dateTimeUtil->getDayStart();
 }
 $queryColumns = null;
 if (!empty($_GET["query"])) {
     $queryColumns = explode(",", $_GET["query"]);
     for ($i = 0; $i < count($queryColumns); $i++) {
         if (empty($queryColumns[$i])) {