mysqli_stmt::send_long_data, mysqli_stmt_send_long_data

• mysqli_stmt::send_long_data

  mysqli_stmt_send_long_data

  Send data in blocks

Description

Object oriented stylebool mysqli_stmt::send_long_data(int param_nr,
string data);

Procedural stylebool 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 20.170. 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

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