store

type ConnPool struct {
	MaxOpenConns    int
	MaxIdleConns    int
	ConnMaxLifetime time.Duration
}

type DataStore interface {
	String() string
	SetConnPool(configFile string) error
	GetConnPool() *ConnPool
	GetOpenConns() int
	Prepare(queryFile string) error
	NamedStmt(queryName string, obj interface{}) (*sqlx.NamedStmt, error)
	Exec(queryName string, arg interface{}) (int64, error)
	Read(queryName string, dest, arg interface{}) error
	Begin() (*sqlx.Tx, error)
	Close() error
}