db query



laravel's database query builder provides a convenient, fluent interface to creating and running database queries. it can be used to perform most database operations in your application and works on all supported database systems. the laravel query builder uses pdo parameter binding to protect your application against 

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déc. nodedbquery. create sql queries programatically in node.js. loosely based on rails' activerelation. works with node postgres. getting started. install the module with: npm install dbquery. you'll also need to npm install pg . configuration. you'll need a config/database.yml that looks something like :. database. le nom de la base de données qui sera sélectionnée. query. la requête mysql. les données contenues dans la requête doivent être proprement échappées. link_identifier. la connexion mysql. s'il n'est pas spécifié, la dernière connexion ouverte avec la fonction mysql_connect() sera utilisée. si une telle 

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note: in the case where you pass a statement to mysqli_query() that is longer than max_allowed_packet of the server, the returned error codes are different depending on whether you are using mysql native driver (mysqlnd) or mysql client library (libmysqlclient). the behavior is as follows: mysqlnd on linux returns an  $query = $this>db>query("your query"); foreach ($query>result() as $row) { echo $row>title; echo $row>name; echo $row>body; }. the above method is an alias of result_object() . you can also pass a string to result() which represents a class to instantiate for each result object (note: this class must be loaded).

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query builder class¶. codeigniter gives you access to a query builder class. this pattern allows information to be retrieved, inserted, and updated in your database with minimal scripting. in some cases only one or two lines of code are necessary to perform a database action. codeigniter does not require that each  this example starts an insert query and frees the result: local qh = dbquery( connection, "insert into table_name values (?,?,?)", "aaa", "bbb", ) dbfree( qh ). this example starts a select query and waits for the result: (server freeze included) local qh = dbquery( connection, "select from 

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throws an exception indicating that binding directly to a store query is not supported. instead populate a dbset with data, for example by using the load extension method, and then bind to local data. for wpf bind to dbset.local. for windows forms bind to dbset.local.tobindinglist(). system_caps_pubinterface  executes an arbitrary query string against the active database. use this function for select queries if it is just a simple query string. if the caller or other modules need to change the query, use db_select() instead. do not use this function for insert, update, or delete queries. those should be handled via db_insert(), 

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this method takes a raw sql query, executes it, and returns a django.db.models.query.rawqueryset instance. this rawqueryset instance can be iterated over just like a normal queryset to provide object instances. this is best illustrated with an example. suppose you have the following model: class person(models.

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