code: func PrintTiDBInfo() {
  	logutil.Logger(context.Background()).Info("Welcome to TiDB.",
  		zap.String("Release Version", mysql.TiDBReleaseVersion),
  		zap.String("Git Commit Hash", TiDBGitHash),
  		zap.String("Git Branch", TiDBGitBranch),
  		zap.String("UTC Build Time", TiDBBuildTS),
  		zap.String("GoVersion", GoVersion),
  		zap.Bool("Race Enabled", israce.RaceEnabled),
  		zap.Bool("Check Table Before Drop", config.CheckTableBeforeDrop),
  		zap.String("TiKV Min Version", TiKVMinVersion))
  	configJSON, err := json.Marshal(config.GetGlobalConfig())
  	if err != nil {
  		panic(err)
  	}
  	logutil.Logger(context.Background()).Info("loaded config", zap.ByteString("config", configJSON))
  }
docs: // PrintTiDBInfo prints the TiDB version information.