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MYSQLI_INFO(3) 1 MYSQLI_INFO(3)mysqli::$info - Retrieves information about the most recently executed query
Object oriented style
SYNOPSIS
string$mysqli->info ()
DESCRIPTION
Procedural style
string mysqli_info (mysqli $link)
The mysqli_info(3) function returns a string providing information about the last query executed. The nature of this string is provided
below:
Possible mysqli_info return values
+---------------------------------------+----------------------------------------------+
| Query type | |
| | |
| | Example result string |
| | |
+---------------------------------------+----------------------------------------------+
| INSERT INTO...SELECT... | |
| | |
| | Records: 100 Duplicates: 0 Warnings: 0 |
| | |
|INSERT INTO...VALUES (...),(...),(...) | |
| | |
| | Records: 3 Duplicates: 0 Warnings: 0 |
| | |
| LOAD DATA INFILE ... | |
| | |
| | Records: 1 Deleted: 0 Skipped: 0 Warnings: 0 |
| | |
| ALTER TABLE ... | |
| | |
| | Records: 3 Duplicates: 0 Warnings: 0 |
| | |
| UPDATE ... | |
| | |
| | Rows matched: 40 Changed: 40 Warnings: 0 |
| | |
+---------------------------------------+----------------------------------------------+
Note
Queries which do not fall into one of the preceding formats are not supported. In these situations, mysqli_info(3) will return an
empty string.
PARAMETERS
o $
link -Procedural style only: A link identifier returned by mysqli_connect(3) or mysqli_init(3)RETURN VALUES
A character string representing additional information about the most recently executed query.
EXAMPLES
Example #1
$mysqli->info example
Object oriented style
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s
", mysqli_connect_error());
exit();
}
$mysqli->query("CREATE TEMPORARY TABLE t1 LIKE City");
/* INSERT INTO .. SELECT */
$mysqli->query("INSERT INTO t1 SELECT * FROM City ORDER BY ID LIMIT 150");
printf("%s
", $mysqli->info);
/* close connection */
$mysqli->close();
?>
Procedural style
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s
", mysqli_connect_error());
exit();
}
mysqli_query($link, "CREATE TEMPORARY TABLE t1 LIKE City");
/* INSERT INTO .. SELECT */
mysqli_query($link, "INSERT INTO t1 SELECT * FROM City ORDER BY ID LIMIT 150");
printf("%s
", mysqli_info($link));
/* close connection */
mysqli_close($link);
?>
The above examples will output:
Records: 150 Duplicates: 0 Warnings: 0
SEE ALSO mysqli_affected_rows(3), mysqli_warning_count(3), mysqli_num_rows(3).
PHP Documentation Group MYSQLI_INFO(3)