func (s *MysqlStat) SetMaxConnections(maxConns int) {
	s.Db.SetMaxConnections(maxConns)
}
SetMaxConnections sets the max number of concurrent connections that the mysql client can use
package util
import (
	"sync"
	"github.com/square/inspect/metrics"
	"github.com/square/inspect/mysql/tools"
)
type MysqlStat struct {
	M  *metrics.MetricContext
	Db tools.MysqlDB  
}