linq select count group by c#
foreach(var line in data.GroupBy(info => info.metric)
.Select(group => new {
Metric = group.Key,
Count = group.Count()
})
.OrderBy(x => x.Metric))
{
Console.WriteLine("{0} {1}", line.Metric, line.Count);
}sql count distinct group by
SELECT COUNT(DISTINCT program_name) AS Count,
program_type AS [Type]
FROM cm_production
WHERE push_number=@push_number
GROUP BY program_typeCopyright © 2021 Codeinu
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