private static void Main(string[] args)
{
// PromQL has two basic types of data on which you can select and aggregate time series data in real time.
// so you have InstantVector and RangeVector to go, enjoy :)
// Example #1:
// Create InstantVector and apply "sum" aggregation operator on it: https://prometheus.io/docs/prometheus/latest/querying/operators/#aggregation-operators
var query = InstantVector
.WithString("http_requests_total")
.Sum();
Console.WriteLine($"sum http_requests_total:\n\t{query}\n");
// Example #2:
// For now were using RangeVector instead of InstantVector, selecting http requests count per instance, and sorting it in descending order
query = RangeVector
.WithString("http_requests_total", TimeSpan.FromSeconds(15))
.SumOverTime() // Same "sum" aggregation operator as in InstantVector, but applies over time on RangeVector and returns as result InstantVector (!) instead of RangeVector
.SumWithFilter(
LabelFilter.Create()
.WithType(LabelFilterType.By)
.AddField("instance"))
.SortDescending();
Console.WriteLine($"sum http_requests_total of 15 seconds:\n\t{query}");
}
private void VerifyUniqueElementsExist()
{
LableShowEntries.Verify();
DropDownNumberOfEntriesToShow.Verify();
InputFilter.Verify();
CheckBoxRemoveRecord.Verify();
LabelFilter.Verify();
Column1Header.Verify();
Column2Header.Verify();
Column3Header.Verify();
ShowingEntries.Verify();
TableIdValueFromFirstRow.Verify();
Column1Row1FromTable.Verify();
Column2Row1FromTable.Verify();
Showing1ToXofYentries.Verify();
}
private void VerifyUniqueElementsExist()
{
LableShowEntries.Verify();
DropDownNumberOfEntriesToShow.Verify();
InputFilter.Verify();
CheckBoxRemoveRecord.Verify();
LabelFilter.Verify();
ColumnHeader1.Verify();
ColumnHeader2.Verify();
ColumnHeader3.Verify();
ColumnHeader4.Verify();
ShowingEntries.Verify();
TableIdValueFromFirstRow.Verify();
Column1Row1FromTable.Verify();
Column2Row1FromTable.Verify();
Showing1ToXofYentries.Verify();
Console.WriteLine("Verified elements show expected content");
}
/// <summary>
/// Aggregate over all label dimensions or preserve distinct dimensions by including a without or by clause.
/// </summary>
/// <param name="filter"></param>
/// <returns></returns>
public InstantVector SumWithFilter(LabelFilter filter)
{
return(AddAction(SumOperator.Create().WithFilter(filter)));
}
public SumOperator WithFilter(LabelFilter filter)
{
this.filter = filter;
return(this);
}
