JobStatistics constructor
      
      JobStatistics({ 
    
    
- double? completionRatio,
- JobStatistics5? copy,
- String? creationTime,
- DataMaskingStatistics? dataMaskingStatistics,
- String? edition,
- String? endTime,
- JobStatistics4? extract,
- String? finalExecutionDurationMs,
- JobStatistics3? load,
- String? numChildJobs,
- String? parentJobId,
- JobStatistics2? query,
- List<String> ? quotaDeferments,
- List<JobStatisticsReservationUsage> ? reservationUsage,
- String? reservationId,
- RowLevelSecurityStatistics? rowLevelSecurityStatistics,
- ScriptStatistics? scriptStatistics,
- SessionInfo? sessionInfo,
- String? startTime,
- String? totalBytesProcessed,
- String? totalSlotMs,
- TransactionInfo? transactionInfo,
Implementation
JobStatistics({
  this.completionRatio,
  this.copy,
  this.creationTime,
  this.dataMaskingStatistics,
  this.edition,
  this.endTime,
  this.extract,
  this.finalExecutionDurationMs,
  this.load,
  this.numChildJobs,
  this.parentJobId,
  this.query,
  this.quotaDeferments,
  this.reservationUsage,
  this.reservationId,
  this.rowLevelSecurityStatistics,
  this.scriptStatistics,
  this.sessionInfo,
  this.startTime,
  this.totalBytesProcessed,
  this.totalSlotMs,
  this.transactionInfo,
});