more performance using union

This commit is contained in:
msquare 2016-12-28 00:48:16 +01:00
parent eccbf32f68
commit 75945fdbbd
1 changed files with 19 additions and 12 deletions

View File

@ -76,8 +76,17 @@ function NeededAngeltypes_by_ShiftsFilter(ShiftsFilter $shiftsFilter, $user) {
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
WHERE `Shifts`.`RID` IN (" . implode(',', $shiftsFilter->getRooms()) . ")
AND `start` BETWEEN " . $shiftsFilter->getStartTime() . " AND " . $shiftsFilter->getEndTime() . "
ORDER BY `Shifts`.`start`";
// FIXME: Use needed angeltypes on rooms!
AND `Shifts`.`PSID` IS NULL
UNION
SELECT `NeededAngelTypes`.*, `AngelTypes`.`id`, `AngelTypes`.`name`, `AngelTypes`.`restricted`, `AngelTypes`.`no_self_signup`
FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`room_id`=`Shifts`.`RID`
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
WHERE `Shifts`.`RID` IN (" . implode(',', $shiftsFilter->getRooms()) . ")
AND `start` BETWEEN " . $shiftsFilter->getStartTime() . " AND " . $shiftsFilter->getEndTime() . "
AND NOT `Shifts`.`PSID` IS NULL";
$result = sql_select($SQL);
if ($result === false) {
engelsystem_error("Unable to load needed angeltypes by filter.");
@ -92,22 +101,20 @@ function NeededAngeltype_by_Shift_and_Angeltype($shift, $angeltype) {
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
WHERE `Shifts`.`SID`=" . sql_escape($shift['SID']) . "
AND `AngelTypes`.`id`=" . sql_escape($angeltype['id']) . "
ORDER BY `Shifts`.`start`");
if ($result === false) {
engelsystem_error("Unable to load needed angeltypes by filter.");
}
if (count($result) == 0) {
$result = sql_select("SELECT `NeededAngelTypes`.*, `AngelTypes`.`id`, `AngelTypes`.`name`, `AngelTypes`.`restricted`, `AngelTypes`.`no_self_signup`
AND `Shifts`.`PSID` IS NULL
UNION
SELECT `NeededAngelTypes`.*, `AngelTypes`.`id`, `AngelTypes`.`name`, `AngelTypes`.`restricted`, `AngelTypes`.`no_self_signup`
FROM `Shifts`
JOIN `NeededAngelTypes` ON `NeededAngelTypes`.`room_id`=`Shifts`.`RID`
JOIN `AngelTypes` ON `AngelTypes`.`id`= `NeededAngelTypes`.`angel_type_id`
WHERE `Shifts`.`SID`=" . sql_escape($shift['SID']) . "
AND `AngelTypes`.`id`=" . sql_escape($angeltype['id']) . "
ORDER BY `Shifts`.`start`");
AND NOT `Shifts`.`PSID` IS NULL");
if ($result === false) {
engelsystem_error("Unable to load needed angeltypes by filter.");
}
}
if(count($result) == 0) {
return null;
}