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[英]How to check a query in CodeIgniter 3.0.3 (delete,update,select,insert)?
[英]how to write pure query script select, update delete and insert in laravel?
我是 laravel 的新手,我不想浪费时间寻找 eloquent 脚本来运行我的复杂查询脚本,有什么适合我的方法吗? 只需编写查询脚本(选择、插入、更新、删除)到 laravel 项目,一切都按我的意愿工作吗?
下面是我的 select 数据示例代码,我想用纯查询脚本替换 eloquent
function getClaim(){
$data_claim = \App\ClaimModel::all();
return response()->json(
[
"message" => $data_claim
]
);
}
$users = DB::select('select * from users where active = ?', [1]);
return view('user.index', ['users' => $users]);
做这个
插入查询
$insert = DB::insert("insert into some_table (col1, col2, col3) values ('value1', 'value2', 'value3')");
Select 查询
$results = DB::select("select * from some_table where some_col = 'some_value'");
更新查询
$update = DB::update("update some_table set col1 = ? , col2 = ? where col3 = ?", ['value1' , 'value2', 'value3']);
删除查询
$delete = DB::delete('delete from some_table where col = ?',['value']);
您也可以一次删除多行。 喜欢
$delete = DB::delete('delete from users where id = ?',[1, 2, 3]);
你可以这样做
对于 Select 查询
$users = DB::select('select * from users where active = ?', [1]);
对于更新查询
$affected = DB::update('update users set votes = 100 where name = ?', ['John']);
对于删除查询
$deleted = DB::delete('delete from users');
对于插入查询
DB::insert('insert into users (id, name) values (?, ?)', [1, 'Dayle']);
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