简单点...我有 1 个数据库,其中有 2 个表,其名称为 (bit_app_policy_category)
和 (company_policy)
。
在 (bit_app_policy_category)
内,我有以下几列:
1. id
2. code
3. description
4. parent_id
5. status
在(company_policy)
里面我有这些列:
1. id
2. policy_category_id
3. policy_title
4. version_no
5. policy_details
6. expiry_date
所以我想要的是将(bit_app_policy_category)
内的列(1.id)
中的数据值获取到(company_policy)
(2.policy_category_id)
列,但我不知道该怎么做,我已经寻找了大约 20 多个小时的解决方案,但仍然迷失了,所以完成了...有人可以帮助我吗?
<input type="hidden"
name="policy_category_id"
value="{{ $id ?? ''}}"
/>
<div class="form-group">
<label for="company_policy(policy_category_id)">Policy Category ID</label>
<select id="bit_app_policy_category_id" name="id" class="form-control">
<option value="{{null}}">--Select Category--</option>
</select>
</div>
我希望将数据值导入到 --Select Category-- 代码行下的选项值中
类别 Controller
class categoryController extends Controller
{
public function index(Request $request)
{
$codeSearch = $request->get('code');
$descriptionSearch = $request->get('description');
// //This line code is for sorting in ascending order or descending order
$field = $request->get('field') != '' ? $request->get('field') : 'id';
//This line code is for sorting in ascending order or descending order
$sort = $request->get('sort')!=''? $request->get('sort'):'asc';
$categories = Category::where('code', 'like', '%' . $codeSearch . '%')
->where('description', 'like', '%' . $descriptionSearch . '%')
->orderBy($field, $sort)
->paginate(6)
->withPath('?search=' . $codeSearch . '&description=' . $descriptionSearch . '&field=' . $field . '&sort=' . $sort);
foreach ($categories as $category) {
if ($policy = Category::find($category->parent_id, 'description')) {
$category->parent_id = $policy->description;
}
}
return view('category.index', ['category' => $categories]);
}
public function create()
{
$parents = Category::all();//DB::table("bit_app_policy_category")->lists("name","id");
//Category::all();
return view('category.create', compact('parents'));
}
public function store(Request $request)
{
$this->validate($request, [
'code' => 'required',
'description' => 'required',
'status' => 'required',
]);
$category = new Category([
'id' => $request->get('id'),
'code' => $request->get('code'),
'description' => $request->get('description'),
'parent_id' => $request->get('parent_id'),
'status' => $request->get('status'),
]);
try {
$category->save();
} catch (\Illuminate\Database\QueryException $e) {
$errorCode = $e->errorInfo[1];
if($errorCode == '1062'){
$status1 = 'failed';
$statusMsg1 = 'Failed to Create, Duplication Code '.$request->get('code').'!';
return redirect()->back()->with($status1, $statusMsg1);
}
}
$category->save();
return redirect()->route('category.index')->with('success', 'Data has been successfully added into the system');
}
public function show($id)
{
//
}
public function edit($id)
{
$category = Category::find($id);
$parents = Category::all();
$parents=DB::table('bit_app_policy_category')->whereNotIn('id',[$id])->get();
return view('category.edit')-> with('parents', $parents)-> with('category', $category)->with('id', $id);
}
public function subRequest()
{
return view('subRequest');
}
public function subRequestPost()
{
$input = request()->all();
return response()->json(['success' => 'Got Submit Request.'])->setCallback($this)->input('callback');
}
/**
* Update the specified resource in storage.
*
* @param \Illuminate\Http\Request $request
* @param int $id
* @return \Illuminate\Http\RedirectResponse
*/
public function update(Request $request, $id)
{
$this->validate($request, [
'code' => 'required',
'description' => 'required',
'status' => 'required'
]);
$category = Category::find($id);
$category->code = $request->get('code');
$category->description = $request->get('description');
$category->parent_id = $request->get('parent_id');
$category->status = $request->get('status');
$category->save();
return redirect()->route('category.index')->with('success', 'Data Updated');
}
public function destroy($id)
{
$status = 'success';
$statusMsg = 'Data Deleted';
try {
$category = Category::find($id);
$category->delete();
} catch (\Illuminate\Database\QueryException $e) {
if($e->getCode() == "23000") {
$status = 'failed';
$statusMsg = 'Failed to Delete! This Record Already Been Referred!';
return redirect()->back()->with($status, $statusMsg);
}
else{
$status = 'failed';
$statusMsg = 'Database Error! Please Contact System Administrator!';
return redirect()->back()->with($status, $statusMsg);
}
}
return redirect()->route('category.index')->with($status, $statusMsg);
}
}
对于策略 Controller
类policyController扩展了Controller {
public function index(Request $request)
{
$codeSearch = $request->get('policy_category_id');
$descriptionSearch = $request->get('policy_title');
// //This line code is for sorting in ascending order or descending order
$field = $request->get('field') != '' ? $request->get('field') : 'id';
//This line code is for sorting in ascending order or descending order
$sort = $request->get('sort')!=''? $request->get('sort'):'asc';
//This line code is for searching description on the index page//
$policy = Policy::where('policy_category_id', 'like', '%' . $codeSearch . '%')
->where('policy_title', 'like', '%' . $descriptionSearch . '%')
->orderBy($field, $sort)
->paginate(6)
->withPath('?search=' . $codeSearch . '&description=' . $descriptionSearch . '&field=' . $field . '&sort=' . $sort);
return view('policy.index', ['policy' => $policy]);
}
public function create()
{
$parents = Policy::all();//DB::table("company_policy")->lists("name","id");
//Policy::all();
return view('policy.create', compact('parents'));
}
public function store(Request $request)
{
$this->validate($request, [
'policy_category_id' => 'required',
'policy_title' => 'required',
'version_no' => 'required',
'policy_details' => 'required',
'expiry_date' => 'required',
'file_path' => 'required',
]);
$policy = new Policy([
'id' => $request->get('id'),
'policy_category_id' => $request->get('policy_category_id'),
'policy_title' => $request->get('policy_title'),
'version_no' => $request->get('version_no'),
'policy_details' => $request->get('policy_details'),
'expiry_date' => $request->get('expiry_date'),
'file_path' => $request->get('file_path'),
'created_by'=> Auth::id(),
'modified_by'=> Auth::id(),
]);
try {
$policy->save();
} catch (\Illuminate\Database\QueryException $e) {
$errorCode = $e->errorInfo[1];
if ($errorCode == '1062') {
$status1 = 'failed';
$statusMsg1 = 'Failed to Create, Duplication Code ' . $request->get('code') . '!';
return redirect()->back()->with($status1, $statusMsg1);
}
}
$policy->save();
return redirect()->route('policy.index')->with('success', 'Data has been successfully added into the system');
}
public function show($id)
{
//
}
public function edit($id)
{
// $policy = Policy::find($id);
$parents = Policy::all();
$parents=DB::table('company_policy')->whereNotIn('id',[$id])->get();
return view('policy.edit')-> with('parents', $parents)-> with('policy', $policy)->with('id', $id);
}
public function subRequest()
{
return view('subRequest');
}
public function subRequestPost()
{
$input = request()->all();
return response()->json(['success' => 'Got Submit Request.'])->setCallback($this)->input('callback');
}
public function update(Request $request, $id)
{
$this->validate($request, [
'policy_category_id' => 'required',
'policy_title' => 'required',
'version_no' => 'required',
'policy_details' => 'required',
'expiry_date' => 'required',
]);
$policy = Policy::find($id);
$policy->policy_category_id = $request->get('policy_category_id');
$policy->policy_title = $request->get('policy_title');
$policy->version_no = $request->get('version_no');
$policy->policy_details = $request->get('policy_details');
$policy->expiry_date = $request->get('expiry_date');
$policy->save();
return redirect()->route('policy.index')->with('success', 'Data Updated');
}
public function destroy($id)
{
$status = 'success';
$statusMsg = 'Data Deleted';
try {
$policy = Policy::find($id);
$policy->delete();
} catch (\Illuminate\Database\QueryException $e) {
if($e->getCode() == "23000") {
$status = 'failed';
$statusMsg = 'Failed to Delete! This Record Already Been Referred!';
return redirect()->back()->with($status, $statusMsg);
}
else{
$status = 'failed';
$statusMsg = 'Database Error! Please Contact System Administrator!';
return redirect()->back()->with($status, $statusMsg);
}
}
return redirect()->route('policy.index')->with($status, $statusMsg);
}
}
最佳答案
请参阅语法
$results = CompanyPolicy::leftJoin('bit_app_policy_category', 'company_policy.id', 'bit_app_policy_category.policy_category_id')->get();
其中 CompanyPolicy 是 company_policy 的模型,请相应地更改您的 key 。
关于php - laravel中如何从同一数据库下的另一个表中获取值?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/59851964/