private static function data_type($column){
        /** @var $wpdb \wpdb */
        global $wpdb;
        // Let's create query
        $sql = $column['type'];
        // Is DECIMAL?
        if( self::DECIMAL == $column['type'] ){
            $sql .= sprintf('(%d, %d)', $column['max_digit'], $column['float']);
        }
        // Add length
        if( isset($column['length']) ){
            $sql .= sprintf('(%d)', $column['length']);
        }
        // Is enum or set?
        if( self::is_set($column['type']) ){
            $values = [];
            foreach($column['values'] as $val){
                $values[] = $wpdb->prepare('%s', $val);
            }
            $sql .= sprintf('(%s)', implode(', ', $values));
        }
        // Is unsigned?
        if( self::is_numeric($column['type']) && isset($column['signed']) && !$column['signed'] ){
            $sql .= ' UNSIGNED';
        }
        // Is not null?
        if( !$column['null'] ){
            $sql .= ' NOT NULL';
        }
        // Is auto increment?
        if( isset($column['auto_increment']) && $column['auto_increment'] ){
            $sql .= ' AUTO_INCREMENT';
        }
        // Is primary key?
        if( isset($column['primary']) && $column['primary'] ){
            $sql .= ' PRIMARY KEY';
        }
        // Has default?
        if( isset($column['default']) ){
            if( self::is_numeric($column['default']) ){
                $repl = ' DEFAULT '.$column['default'];
            }else{
	            switch( $column['default'] ){
		            case 'CURRENT_TIMESTAMP':
						// Without replace
						$sql .= " DEFAULT {$column['default']}";
			            break;
		            default:
						// Replace
		                $sql .= $wpdb->prepare(' DEFAULT %s', $column['default']);
			            break;
	            }
            }
        }
        return $sql;
    }