PHP Manual: Retrieves information about the most recently executed query

Description

Object-oriented style

stringnull$mysqli->info;

Procedural style

stringnull mysqli_info(mysqli $mysql)

The mysqli_info 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 will return an empty string.

Parameters

mysql: Procedural style only: A mysqli object returned by mysqli_connect or mysqli_init

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_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");

$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\n", $mysqli->info);

Procedural style

<?php

mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
$link = mysqli_connect("localhost", "my_user", "my_password", "world");

mysqli_query($link, "CREATE TEMPORARY TABLE t1 LIKE City");

/* INSERT INTO ... SELECT */
mysqli_query($link, "INSERT INTO t1 SELECT * FROM City ORDER BY ID LIMIT 150");
printf("%s\n", mysqli_info($link));

The above examples will output:

Records: 150  Duplicates: 0  Warnings: 0

mysqli::$info

mysqli_info

Description

Parameters

Return Values

Examples

See Also