[英]MSSQL LEFT JOIN between two databases on the same server, doesn't return anything when using PDO
[英]Add LEFT JOIN add MSSQL Server PDO pagination PHP
我目前正在做分頁。 我已經只為一張桌子和成功創建了分頁。 現在,我想使用連接另一個表來創建分頁,這意味着我想使用LEFT JOIN。 下面是我當前的代碼
$query = $conn->prepare("SELECT * FROM ( SELECT *, ROW_NUMBER() OVER (ORDER BY Book_No)
as row FROM booking) a WHERE row between ".$offset." and ".$total_records_per_page."");
我想像這樣添加Left Join。
LEFT JOIN room ON booking.Room_ID = room.Room_ID WHERE Admin_email = '$Email'
我可以知道如何合並查詢嗎? 請幫忙
沒什么需要改變的:
SELECT *
FROM
(
SELECT *, ROW_NUMBER() OVER (ORDER BY Book_No) AS row
FROM booking b
LEFT JOIN room r
ON b.Room_ID = r.Room_ID
WHERE Admin_email = :email
) a
WHERE row BETWEEN :start AND :end;
示例腳本:
$sql = "SELECT * FROM (
SELECT *, ROW_NUMBER() OVER (ORDER BY Book_No) AS row
FROM booking b
LEFT JOIN room r
ON b.Room_ID = r.Room_ID
WHERE Admin_email = :email
) a
WHERE row BETWEEN :start AND :end";
$query = $conn->prepare($sql);
$query->execute([':email' => $email, 'start' => $offset,
'end' => $total_records_per_page]);
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