PHP. Руководство по PHP. 2005

mysqli_info

(PHP 5)mysqli_info

(no version information, might be only in CVS)mysqli->info -- Retrieves information about the most recently executed query

Description

Procedural style:string mysqli_info (mysqli link)

Object oriented style (property)class mysqli {

string info

}

The mysqli_info() function returns a string providing

information about the last query executed. The nature of this string is

provided below:

Таблица 1. 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

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

Замечание:
Queries which do not fall into one of the above formats are not supported.
In these situations, mysqli_info() will return an empty string.

Примеры

Пример 1. Object oriented style


<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");

/* check connection */
if (mysqli_connect_errno()){
printf("Connect failed: %s\n", 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\n", $mysqli->info);

/* close connection */
$mysqli->close();
?>

Пример 2. Procedural style


<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");

/* check connection */
if (mysqli_connect_errno()){
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}

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

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

/* close connection */
mysqli_close($link);
?>

Результат выполнения данного примера:

Records: 150 Duplicates: 0 Warnings: 0

PHP. Руководство по PHP. 2005

mysqli_info

Description

Возвращаемые значения

Смотрите также

Примеры

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