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我想對mySQL數據庫執行多個更新。它似乎只執行最後的sql語句。多個SQL語句PHP
<?php
$AppName1 = "////MilAppName";
$AppName2 = "////MilAuditors";
$AppNewName = "Iabc";
$AppNewName1 = "Iabcd";
$conn = mysqli_connect("*****", "****", "****", "****");
if (!$conn) {
die("Connection failed: " . mysqli_connect_error());
}
$sql = "UPDATE AppName SET AppTitle = '$AppNewName' WHERE Plant = '$AppName1'";
$sql = "UPDATE Auditors SET Auditor1 = '$AppNewName1' WHERE Plant = '$AppName2'";
if (mysqli_query($conn, $sql)) {
echo "Record updated successfully";
} else {
echo "Error updating record: " . mysqli_error($conn);
}
mysqli_close($conn);
?>
您正在覆蓋'$ sql'而不是追加到它。我建議爲每個更新做一個查詢,而不是試圖鏈接它們。 – aynber
您對$ sql的第二項任務將覆蓋第一個 – Birdman
指向文檔的鏈接http://php.net/manual/en/mysqli.multi-query.php – Michas