query-builder

问题 I have follow database structure: List item trips (ManyToMany to tags over table trips_tags) +----+----------------+ | id | name | +----+----------------+ | 1 | Czech Republic | | 2 | Germany | | 3 | Poland | +----+----------------+ tags +----+-----------+ | id | name | +----+-----------+ | 1 | Mountains | | 2 | Beach | | 3 | City | +----+-----------+ trips_tags +----------+---------+ | trips_id | tags_id | +----------+---------+ | 1 | 1 | | 1 | 2 | | 3 | 1 | +----------+---------+ I need to

问题 It seems like the query builder in vb only allow 1 table to use the INSERT statement, so are there any way add more than 1? 回答1: You should be able to wrap them all into one command call. Here is an example of what I think you are looking for. how to insert into two tables from vb.net 回答2: Using con As System.Data.SqlClient.SqlConnection = New SqlConnection("YourConnection string") con.Open() Dim cmd As New SqlCommand() Dim expression As String = "Parameter value" cmd.CommandType =

问题 I have the following query: (it works fine without the addSelect('CASE ... END AS HIDDEN loquer') part which goals is to add some order into my comments. but with this part the following message from symfony is triggered: Error: Expected Literal, got '"' public function myfindArticleandCommentsandScores($article,$language){ $qb = $this->createQueryBuilder('a'); $qb->leftjoin('a.comments','c') ->addSelect('c') ->leftJoin('c.scores','s') ->addSelect('s') ->leftJoin('s.user','u') ->addSelect('u'

问题 So recently I have been thinking and can't find a solution yet to this problem since my lack of development with doctrine2 and symfony query builder. I have 2 tables: Goals: id,user_id,target_value... Savings: id,goal_id,amount And I need to make a select from goals (all the informations in my table are from the goals table, except that I need to make a SUM(amount) from the savings table on each goal, so I can show the user how much did he saved for his goal) This is the MySQL query: select

问题 I have 2 tables. Table 1: product_prices: id | price |description |pack |display |created |modified | Table 2: payment_infos: id |payer |pay_date |product_price_id |product_price | In the payment_infos model $this->belongsTo('ProductPrices', [ 'foreignKey' => 'product_price_id', 'className' => 'ProductPrices', ]); I have this query: $query = $this->find('all', [ 'contain' => ['ProductPrices'] ])); When running the above query I get the following error: Warning (512): Association property name

问题 I'm using the haversine formula to calculate a distance, this is working fine. But I would like to hide results where the distance is greater then the max_radius field on that result. This is my database scheme. This is the query I'm using. You can see I hard coded the distance (50) public function scopeFitsDistance($query, $lat, $lng) { return $query->select(\DB::raw("*, ( 3959 * acos( cos( radians(?) ) * cos( radians( lat ) ) * cos( radians( lng ) - radians(?) ) + sin( radians(?) ) * sin(

问题 I have these timestamp columns in database table - expiration, edit, created_at. I need to order by 'edit', if item 'expiration' date is bigger than today's date, else I need to order by 'created_at'. I am trying something like this, but it isn't working correctly $items = $items ->orderBy(DB::raw("CASE WHEN expiration >= $time THEN edit ELSE created_at END"), 'DESC') ->get(); or $items = $items ->orderBy(DB::raw("CASE WHEN expiration >= $time THEN edit END"), 'DESC') ->orderBy('created_at',

问题 I want to build query with multiple call where, but i have error, when use this code $command = Yii::app()->db->createCommand() ->select('*') ->from('{{table}}'); $command->where('value1 = :value1', array(':value1' => 1)); $command->where('value2 < :value2', array(':value2' => 2)); I understand, that i can use code like $command->where('value1 = :value1 AND value2 = :value2', array(':value1' => 1, ':value2' => 2)); but i have difficult conditions and simpler its use code like upper. In

问题 In my Symfony2 project, I have a query like this: $paperQB = $this->createQueryBuilder( 'p' ) ->select('p') ->where("p.title LIKE :q OR p.keywords LIKE :q OR p.abstract LIKE :q OR p.id LIKE :q") ->setFirstResult( $first_result ) ->setMaxResults( $papers_per_page ) ->orderBy($sort_by_culumn, $sort_by_order) ->setParameter('q', '%'.$q.'%'); Everything is fine there, but In my paper entity, I have a many to one relation with the section entity. So, I would like to get also: "OR p.section.name

问题 This is my query with query builder, and it works perfectly, bringing all the results of user table and the modules table, which has a many to many association: public function getUser($id){ $qb = $this->getEm()->createQueryBuilder() ->select('u', 'm') ->from('Adm\Entity\User', 'u') ->join('u.modules', 'm') ->where('u.id = ?1') ->setParameters(array(1 => $id)); $result = $qb->getQuery()->getResult(\Doctrine\ORM\AbstractQuery::HYDRATE_ARRAY); return $result; } But when i try to select specific