/**
* Counts number of unique values that match a specific criterium
* @param Interval $interval
* @return array List of unique values
*/
public function uniqueValues($interval, $listable = true, $count = 2)
{
$uniqueValues = array();
if (!$listable) {
return $uniqueValues;
}
$this->connect();
$sql = $this->match;
$sql = str_replace("@period", "BETWEEN '" . $interval->getStartTS("YmdHis") . "' AND '" . $interval->getEndTS("YmdHis") . "' ", $sql);
$sql = str_replace("@start", " '" . $interval->getStartTS("YmdHis") . "' ", $sql);
$sql = str_replace("@end", " '" . $interval->getEndTS("YmdHis") . "' ", $sql);
//echo '<br>'.$sql;
$res = mysql_query($sql);
if (!$res) {
return $uniqueValues;
}
while ($row = mysql_fetch_array($res)) {
$rowArr = array();
for ($i = 0; $i < $count; $i++) {
$rowArr[] = $row[$i];
}
$uniqueValues[] = $rowArr;
}
return $uniqueValues;
}
/**
* Counts number of unique values that match a specific criterium
* @param Interval $interval
* @return array List of unique values
*/
public function uniqueValues($interval, $listable = true, $count = 2)
{
$uniqueValues = array();
if (!$listable) {
return $uniqueValues;
}
$this->connect();
$sql = $this->match;
$sql = str_replace("@period", "BETWEEN '" . $interval->getStartTS("Y-m-d H:i:s+00") . "' AND '" . $interval->getEndTS("Y-m-d H:i:s+00") . "' ", $sql);
$sql = str_replace("@start", " '" . $interval->getStartTS("Y-m-d H:i:s+00") . "' ", $sql);
$sql = str_replace("@end", " '" . $interval->getEndTS("Y-m-d H:i:s+00") . "' ", $sql);
$sql = str_replace("stats_ts", "to_timestamp(stats_ts,'YYYYMMDDHH24MISS')", $sql);
$res = pg_query($this->conn, $sql);
while ($row = pg_fetch_array($res)) {
$rowArr = array();
for ($i = 0; $i < $count; $i++) {
$rowArr[] = $row[$i];
}
$uniqueValues[] = $rowArr;
}
return $uniqueValues;
}
