protected override void WriteOutputDocumentCount(long outputDocumentCount)
 {
     QueryMetricsTextWriter.AppendCountToStringBuilder(this.stringBuilder, QueryMetricsTextWriter.OutputDocumentCount, outputDocumentCount, indentLevel: 0);
 }
 protected override void WriteRetries(long retries)
 {
     QueryMetricsTextWriter.AppendCountToStringBuilder(this.stringBuilder, QueryMetricsTextWriter.Retries, retries, indentLevel: 1);
 }
 protected override void WriteRetrievedDocumentCount(long retrievedDocumentCount)
 {
     QueryMetricsTextWriter.AppendCountToStringBuilder(this.stringBuilder, QueryMetricsTextWriter.RetrievedDocumentCount, retrievedDocumentCount, indentLevel: 0);
 }