idiorm常用方法大全

本文地址:http://tongxinmao.com/Article/Detail/id/25

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ORM::configure('sqlite:./example.db');
 
ORM::configure('mysql:host=localhost;dbname=my_database');
ORM::configure('username''database_user');
ORM::configure('password''top_secret');
ORM::configure('driver_options'array(PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8'));
 
ORM::configure('logging', false);
ORM::configure('logger'function($log_string$query_time) {
    echo $log_string ' in ' $query_time;
});
 
 
多连接:
// A named connection, where 'remote' is an arbitrary key name
ORM::configure('mysql:host=localhost;dbname=my_database', null, 'remote');
ORM::configure('username''database_user''remote');
ORM::configure('password''top_secret''remote');
$person = ORM::for_table('different_person''remote')->find_one(5); 
  
  
  
 
ORM::configure('return_result_sets', true);
 
ORM::configure('id_column''primary_key');
 
ORM::configure('id_column'array('pk_1''pk_2'));
 
 
ORM::configure('id_column_overrides'array(
    'person' => 'person_id',
    'role' => 'role_id',));
     
 
You must enable logging for this setting to have any effect:
ORM::get_last_query()
ORM::get_query_log()
 
 $dbh=ORM::get_db();
  
 $dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
    $dbh->exec('
    CREATE TABLE tally(
    QID varchar(32) NOT NULL,
    AID integer NOT NULL,
    votes integer NOT NULL,
    PRIMARY KEY(QID,AID)
    )');
  
$person = ORM::for_table('person')->where('name''Fred Bloggs')->find_one();
$person = ORM::for_table('person')->find_one(5);
$person = ORM::for_table('user_role')->find_one(array(
    'user_id' => 34,
    'role_id' => 10
));
 
$people = ORM::for_table('person')->find_many();
$females = ORM::for_table('person')->where('gender''female')->find_array();
$number_of_people = ORM::for_table('person')->count();
 
ORM::for_table('person')->find_result_set()
->set('age', 50)
->save();
 
foreach(ORM::for_table('person')->find_result_set() as $record) {
    echo $record->name;
}
 
 
Less than: $people = ORM::for_table('person')->where_lt('age', 10)->find_many();
Greater than: $people = ORM::for_table('person')->where_gt('age', 5)->find_many();
Less than or equal: $people = ORM::for_table('person')->where_lte('age', 10)->find_many();
Greater than or equal: $people = ORM::for_table('person')->where_gte('age', 5)->find_many();
where_id_is
where_id_in
where_null and where_not_null
where_raw('(`age` = ? OR `age` = ?)'array(20, 25))
$people = ORM::for_table('person')->where_like('name''%fred%')->find_many();
$people = ORM::for_table('person')->where_not_like('name''%bob%')->find_many();
$people = ORM::for_table('person')
            ->where_any_is(array(
                array('name' => 'Joe''age' => 10),
                array('name' => 'Fred''age' => 20)))
            ->find_many();
 
// Creates SQL:
SELECT * FROM `widget` WHERE (( `name` = 'Joe' AND `age` = '10' ) OR ( `name` = 'Fred' AND `age` = '20' ));
$people = ORM::for_table('person')->where_in('name'array('Fred''Joe''John'))->find_many();
 
order_by_asc('name') order_by_desc order_by_expr('SOUNDEX(`name`)')
group_by('name') group_by_expr("FROM_UNIXTIME(`time`, '%Y-%m')")
limit(5)->offset(10)
$people = ORM::for_table('person')->group_by('name')->having_not_like('name''%bob%')->find_many();
$people = ORM::for_table('person')->select('name')->select('age')->find_many();
select('name''person_name') select_expr('COUNT(*)''count')
select_many(array('first_name' => 'name'), 'age''height')
select_expr('NOW()''timestamp')
$distinct_names = ORM::for_table('person')->distinct()->select('name')->find_many();
 
 
join, inner_join, left_outer_join, right_outer_join, full_outer_join
$results = ORM::for_table('person')->join('person_profile'array('person.id''=''person_profile.person_id'))->find_many();
join('person_profile''person.id = person_profile.person_id')
raw_join(
                'JOIN (SELECT * FROM role WHERE role.name = ?)',
                array('person.role_id''=''role.id'),
                'role',
                array('role' => 'janitor'))
                 
->min('height'); MIN, AVG, MAX and SUM
 
$people = ORM::for_table('person')->raw_query('SELECT p.* FROM person p JOIN role r ON p.role_id = r.id WHERE r.name = :role'array('role' => 'janitor'))->find_many();
 
 
//join只取部分字段
$results = ORM::for_table('person')
    ->table_alias('p1')
    ->select('p1.*')
    ->select('p2.name''parent_name')
    ->join('person'array('p1.parent''=''p2.id'), 'p2')
    ->find_many();
 
$person = ORM::for_table('person')->create();
// Returns array('first_name' => 'Fred', 'surname' => 'Bloggs', 'age' => 50)
$data $person->as_array();
 
// Returns array('first_name' => 'Fred', 'age' => 50)
$data $person->as_array('first_name''age');
$person->set_expr('updated''NOW()');
$person->save();
 
 
$person->id(); // 
$name_has_changed $person->is_dirty('name');
 
$person->delete();
 ->where_equal('zipcode', 55555)
    ->delete_many();
 ->id();
     
     
 ORM::get_db()->beginTransaction();
 
// Commit a transaction
ORM::get_db()->commit();
 
// Roll back a transaction
ORM::get_db()->rollBack();
 
//private
$people = ORM::for_table('person')->('SELECT p.* FROM person )

if (ORM::raw_execute('DROP TABLE my_table')) {

    echo "Table dropped";

} else {

    echo "Drop query failed";

}





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