driver/connector.go
func (c *Connector) SetSessionVariables(sessionVariables SessionVariables) error {
	c.mu.Lock()
	defer c.mu.Unlock()
	c.sessionVariables = sessionVariables
	return nil
}
func (c *Connector) SetSessionVariables(sessionVariables SessionVariables) error {
	c.mu.Lock()
	defer c.mu.Unlock()
	c.sessionVariables = sessionVariables
	return nil
}
// SetSessionVariables sets the session varibles of the connector.