我的查询是这样的:
$deals=DB::table('leadsheet')
->join('Deal', 'leadsheet.leadcode', '=', 'Deal.leadcode')
->join('benefits', 'leadsheet.leadcode', '=', 'benefits.leadcode')
->join('delegatedealinfo', 'leadsheet.leadcode', '=', 'delegatedealinfo.leadcode')
->join('vipbooking', 'leadsheet.leadcode', '=', 'vipbooking.leadcode')
->where('id', DB::raw("(select max(`id`) from vipbooking)"))
->where('leadsheet.leadcat', '=','Delegates')
->get();
所以我有以下表格:
1.leadsheet
-- leadcode
-- leadcat
2.Deal
-- leadcode
3.benefits
-- leadcode
4.delegatedealinfo
-- leadcode
5.vipbooking
-- leadcode
我正在尝试做的是获取vipbooking
表单的所有最大 id,其中 leadcode
与来自 leadsheet
WHERE leadsheet
的所有leadcode
相同。leadcat
=代表
我唯一的问题是MAX ID
vipbooking
表单不起作用
谁能帮我
UPDATE1
应用@anant提供的解决方案后
错误
SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'id' in where clause is ambiguous (SQL: select * from `leadsheet` inner join `Deal` on `leadsheet`.`leadcode` = `Deal`.`leadcode` inner join `benefits` on `leadsheet`.`leadcode` = `benefits`.`leadcode` inner join `delegatedealinfo` on `leadsheet`.`leadcode` = `delegatedealinfo`.`leadcode` inner join `vipbooking` on `leadsheet`.`leadcode` = `vipbooking`.`leadcode` where `id` = (select MAX(id) AS vipid from vipbooking) and `leadsheet`.`leadcat` = Delegates)
改写问题
我想获取代表交易用户的VIP预订表格的详细信息,我们可以从潜在客户表中找到交易是供应商还是代表
铅片材
id | leadcode | leadcat
1 | DL2016012| Delegates
2 | DL2016013| Delegates
3 | VL2016001| Vendors
4 | VL2016002| Vendors
交易
id | leadcode | DealAmount
1 | DL2016012| 123
2 | VL2016002| 1000
2 | DL2016013| 1200
贵宾预订
id | leadcode | date | bookingtxt
1 | DL2016012| 20-04-2016| xxx
2 | DL2016012| 20-04-2016| dddd
3 | VL2016012| 21-04-2016| ppp
4 | DL2016013| 20-04-2016| xxx
5 | DL2016013| 22-04-2016| dddd
所以我的输出应该有
2 123 | Delegates| DL2016012| 20-04-2016| dddd
5 1200| Delegates| DL2016013| 22-04-2016| dddd
谢谢
您可以尝试使用这两个查询。
$vipBookingMaxId = DB::table('vipbooking')
->select(DB::raw("MAX(`id`) AS maxId"))
->get();
$maxId = (null != $vipBookingMaxId) ? $vipBookingMaxId->maxId : 0;
$dealsQuery = DB::table('leadsheet')
->join('Deal', 'leadsheet.leadcode', '=', 'Deal.leadcode')
->join('benefits', 'leadsheet.leadcode', '=', 'benefits.leadcode')
->join('delegatedealinfo', 'leadsheet.leadcode', '=', 'delegatedealinfo.leadcode')
->join('vipbooking', 'leadsheet.leadcode', '=', 'vipbooking.leadcode');
if ($maxId) {
$dealsQuery->where('id', $vipBookingMaxId->maxId);
}
$deals = $dealsQuery->where('leadsheet.leadcat', '=', 'Delegates')->get();
我希望它能帮助你。
试试这个
$deals=DB::table('leadsheet')
->join('Deal', 'leadsheet.leadcode', '=', 'Deal.leadcode')
->join('benefits', 'leadsheet.leadcode', '=', 'benefits.leadcode')
->join('delegatedealinfo', 'leadsheet.leadcode', '=', 'delegatedealinfo.leadcode')
->join('vipbooking', 'leadsheet.leadcode', '=', 'vipbooking.leadcode')
->where('leadsheet.id', DB::raw("(select max(`id`) from vipbooking)"))
->where('leadsheet.leadcat', '=','Delegates')
->get();
添加了leadsheet.id