[Solved] How to convert SQL query into LINQ?


You could use:

var total = dbo.PrecisionArchive.Where(p => p.AgencySourceId == 7)
                                .Where(p => p.EventType == "R" || p.EventType == "ONS")
                                .Select(p => p.SampleDateTime)
                                .Distinct()
                                .Count();

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solved How to convert SQL query into LINQ?