cubrid_unbuffered_query
(PECL CUBRID >= 8.3.0)
cubrid_unbuffered_query — Perform a query without fetching the results into memory
Beschreibung
$query, resource $conn_identifier = ?): resourceThis function performs a query without waiting for that all query results have been complete. It will return when the results are being generated.
Parameter-Liste
-
query -
A SQL query.
-
conn_identifier -
The CUBRID connection. If the connection identifier is not specified, the last connection opened by cubrid_connect() is assumed.
Rückgabewerte
For SELECT, SHOW, DESCRIBE or EXPLAIN statements returns a request identifier resource on success.
For other type of SQL statements, UPDATE, DELETE, DROP, etc, returns true on success.
false on failure.
Beispiele
Beispiel #1 cubrid_unbuffered_query() example
<?php
$link = cubrid_connect("localhost", 30000, "demodb", "dba", "");
if (!$link)
{
die('Could not connect.');
}
$query = "select * from code";
$result = cubrid_unbuffered_query($query, $link);
while ($row = cubrid_fetch($result))
{
var_dump($row);
}
cubrid_close_request($result);
cubrid_disconnect($link);
?>
Anmerkungen
Hinweis:
The benefits of cubrid_unbuffered_query() come at a cost: you cannot use cubrid_num_rows() and cubrid_data_seek() on a result set returned from cubrid_unbuffered_query().
