class.ilQueryUtils.php

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<?php
require_once 'Services/Database/interfaces/interface.ilQueryUtils.php';
 
abstract class ilQueryUtils implements ilQueryUtilsInterface {
 
        protected $db_instance;
 
 
        public function __construct(ilDBInterface $ilDBInterface) {
                $this->db_instance = $ilDBInterface;
        }
 
 
        abstract public function in($field, $values, $negate = false, $type = "");
 
 
        abstract public function quote($value, $type = null);
 
 
        abstract public function concat(array $values, $allow_null = true);
 
 
        abstract public function locate($a_needle, $a_string, $a_start_pos = 1);
 
 
        abstract public function free(ilPDOStatement $statement);
 
 
        abstract public function quoteIdentifier($identifier);
 
 
        abstract public function createTable($name, $fields, $options = array());
 
 
        abstract public function like($column, $type, $value = "?", $case_insensitive = true);
 
 
        abstract public function now();
 
 
        abstract public function lock(array $tables);
 
 
        abstract public function unlock();
 
 
        abstract public function createDatabase($a_name, $a_charset = "utf8", $a_collation = "");
        
 
        abstract public function groupConcat($a_field_name, $a_seperator = ",", $a_order = NULL);
 
        
        abstract public function cast($a_field_name, $a_dest_type);
 
}