(self, expr, type = "text", required = False)
Add SQL fragment to query.
Add SQL fragment to query.
Add SQL fragment to query .
def add(self, expr, type = "text", required = False):
        """Add SQL fragment to query.
        """
        self._add_expr('', expr, self._params, type, required)
def add ( self , expr , type = "text" , required = False ) : self . _add_expr ( '' , expr , self . _params , type , required )