func setSnapshotTS(s *variable.SessionVars, sVal string) error {
if sVal == "" {
s.SnapshotTS = 0
return nil
}
t, err := types.ParseTime(sVal, mysql.TypeTimestamp, types.MaxFsp)
if err != nil {
return errors.Trace(err)
}
t1, err := t.Time.GoTime()
ts := (t1.UnixNano() / int64(time.Millisecond)) << epochShiftBits
s.SnapshotTS = uint64(ts)
return errors.Trace(err)
}
