PHP Dokumentation: Mysqli-stmt send-long-data
12. Januar 2010 von werner
mysqli_stmt::send_long_data
mysqli_stmt_send_long_data
(PHP 5)
mysqli_stmt::send_long_data — mysqli_stmt_send_long_data — Send data in blocks
Beschreibung
Object oriented style (method)
Procedural style:
Allows to send parameter data to the server in pieces (or chunks), e.g. if the size of a blob exceeds the size of max_allowed_packet. This function can be called multiple times to send the parts of a character or binary data value for a column, which must be one of the TEXT or BLOB datatypes.
Parameter-Liste
- stmt
Nur bei prozeduralem Aufruf: ein vonmysqli_stmt_init() zurückgegebensStatementobjekt.
- param_nr
Indicates which parameter to associate the data with. Parameters are numbered beginning with 0.
- data
A string containing data to be sent.
Rückgabewerte
Gibt bei Erfolg TRUE zurück. Im Fehlerfall wird FALSE zurückgegeben.
Beispiele
Beispiel #1 Object oriented style
<?php
$stmt = $mysqli->prepare("INSERT INTO messages (message) VALUES (?)");
$null = NULL;
$stmt->bind_param("b", $null);
$fp = fopen("messages.txt", "r");
while (!feof($fp)) {
$stmt->send_long_data(0, fread($fp, 8192));
}
fclose($fp);
$stmt->execute();
?>Siehe auch
- mysqli_prepare() – Prepare a SQL statement for execution
- mysqli_stmt_bind_param() – Binds variables to a prepared statement as parameters