Join Composite Method

join_composite method purpose is for joining the table with multiple primary key condition. This method are suitable by combining with composite_create method.

Basic Usage

Here is the basic usage of join_composite method.

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$this->db->join_composite(string $TABLE_NAME, string $TABLE_NAME_ALIAS, array compositeObjects, string JOIN_TYPE): dbObject

Parameters

join_composite method has 4 required parameters and will returned dbObject

$TABLE_NAME

The table for joined with current table.

$TABLE_NAME_ALIAS

The alias table for joined with current table.

Array of Join Composite Object

Value required from array of object can be obtained from composite_create method.

JOIN_TYPE

JOIN_TYPE value. Default empty string. Value consist of inner, outer, left, right.

This method available from Seme Framework version >= 3.2.5

Sample Usage

Here is the example usage from join_composite method on d_sales_model.php file.

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class D_Sales_Model extends SENE_Model{
  var $tbl = 'd_sales';
  var $tbl_as = 'dsl';
  var $tbl2 = 'b_seller';
  var $tbl2_as = 'bs';

  public function __construct(){
    parent::__construct();
    $this->db->from($this->tbl,$this->tbl_as);
  }
  private function __joinTbl2(){
    $composites = array();
    $composites[] = $this->db->composite_create("$this->tbl_as.nation_code","=","$this->tbl_as.nation_code");
    $composites[] = $this->db->composite_create("$this->tbl_as.b_seller_id","=","$this->tbl_as.id");
    return $composites;
  }
  public function getByOrderId($id){
    $this->db->join_composite($this->tbl2,$this->tbl2_as,$this->__joinTbl2(),"inner");
    $this->db->where_as("$this->tbl_as.id",$this->db->esc($id));
    return $this->db->get_first();
  }
}