Copyright 1997-2021 the PHP Documentation Group.
mysqli_stmt::send_long_data
mysqli_stmt_send_long_data
Send data in blocks
Description
Object oriented style
public bool mysqli_stmt::send_long_data(int param_nr,
string data);
Procedural style
bool mysqli_stmt_send_long_data(mysqli_stmt stmt,
int param_nr,
string data);
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.
Parameters
-
stmt
Procedural style only: A statement identifier returned by
mysqli_stmt_init
.-
param_nr
Indicates which parameter to associate the data with. Parameters are numbered beginning with 0.
-
data
A string containing data to be sent.
Return Values
Returns true
on success or
false
on failure.
Examples
Example 3.100 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();
?>
See Also
mysqli_prepare
|
mysqli_stmt_bind_param
|