Werbung
MongoCursor::slaveOkay
(PECL mongo >=0.9.4)
MongoCursor::slaveOkay — Sets whether this query can be done on a slave
Beschreibung
This method will override the static class variable slaveOkay.
Parameter-Liste
- okay
-
If it is okay to query the slave.
Rückgabewerte
Returns this cursor.
Fehler/Exceptions
Throws MongoCursorException if this cursor has started iterating.
Beispiele
PHP Code
1
2
3
4
5
6
7
8
9
10
2
3
4
5
6
7
8
9
10
MongoCursor::$slaveOkay = false;
// cannot query slave
$cursor = $collection->find();
// can query slave
$cursor = $collection->find()->slaveOkay();
MongoCursor::$slaveOkay = true;
// can query slave
$cursor = $collection->find();
// cannot query slave
$cursor = $collection->find()->slaveOkay(false);