Werbung
TokyoTyrantQuery::count
()
TokyoTyrantQuery::count — Counts records
Beschreibung
public int TokyoTyrantQuery::count
( void
)
Returns a count of how many records a query returns.
Parameter-Liste
Diese Funktion hat keine Parameter.
Rückgabewerte
Returns a count of matching rows and throws TokyoTyrantException on error
Beispiele
PHP Code
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/* Connect to a table database */
$tt = new TokyoTyrantTable("localhost", 1979);
/* Add rows */
$tt->put(null, array("column1" => "some data", "column2" => "something here"));
$tt->put(null, array("column1" => "more data", "column2" => "best data this far"));
$tt->put(null, array("column1" => "again data", "column3" => "not here"));
$tt->put(null, array("column45" => "random data", "column2" => "something along the lines"));
$tt->put(null, array("column21" => "test data", "column2" => "generating.."));
$tt->put(null, array("column1" => "foobar data", "column2" => "value here"));
/* Get a new query object */
$query = $tt->getQuery();
/* Add a search condition */
$query->addCond("column2", TokyoTyrant::RDBQC_STROR, "something");
/* Count the results */
var_dump($query->count());
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
int(2)
Siehe auch
- TokyoTyrantQuery::out - Removes records based on query
- TokyoTyrantQuery::search - Searches records
- TokyoTyrantQuery::metaSearch - Retrieve records with multiple queries