(PHP 5, PHP 7)
mysqli::multi_query -- mysqli_multi_query — 执锟叫诧拷询
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Example #1 mysqli::multi_query() 锟斤拷锟斤拷
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<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* 锟斤拷锟斤拷锟斤拷锟� */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
$query = "SELECT CURRENT_USER();";
$query .= "SELECT Name FROM City ORDER BY ID LIMIT 20, 5";
/* 锟斤拷锟斤拷执锟叫诧拷询 */
if ($mysqli->multi_query($query)) {
do {
/* store first result set */
if ($result = $mysqli->store_result()) {
while ($row = $result->fetch_row()) {
printf("%s\n", $row[0]);
}
$result->free();
}
/* print divider */
if ($mysqli->more_results()) {
printf("-----------------\n");
}
} while ($mysqli->next_result());
}
/* 锟截憋拷锟斤拷锟斤拷 */
$mysqli->close();
?>
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<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* 锟斤拷锟斤拷锟斤拷锟� */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
$query = "SELECT CURRENT_USER();";
$query .= "SELECT Name FROM City ORDER BY ID LIMIT 20, 5";
/* 锟斤拷锟斤拷执锟叫诧拷询 */
if (mysqli_multi_query($link, $query)) {
do {
/* store first result set */
if ($result = mysqli_store_result($link)) {
while ($row = mysqli_fetch_row($result)) {
printf("%s\n", $row[0]);
}
mysqli_free_result($result);
}
/* print divider */
if (mysqli_more_results($link)) {
printf("-----------------\n");
}
} while (mysqli_next_result($link));
}
/* 锟截憋拷锟斤拷锟斤拷 */
mysqli_close($link);
?>
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my_user@localhost ----------------- Amersfoort Maastricht Dordrecht Leiden Haarlemmermeer