"linq distinct" Code Answer's
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C# .NET Core linq Distinct
var distinctUsers = allUsers
.GroupBy(x => x.UserId)
.Select(x => x.First())
.ToList();
c# distinct comparer multiple properties
List<Person> distinctPeople = allPeople
.GroupBy(p => new {p.PersonId, p.FavoriteColor} )
.Select(g => g.First())
.ToList();
Source: stackoverflow.com
MySQL DISTINCT
When querying data from a table, you may get duplicate rows. In order to remove these duplicate rows, you use the DISTINCT clause in the SELECT statement.
Here is the syntax of the DISTINCT clause:
SELECT DISTINCT
select_list
FROM
table_name;
Source: www.mysqltutorial.org
select distinct
SELECT DISTINCT ma_colonne
FROM nom_du_tableau
Source: sql.sh
how to use distinct in linq query in c#
var distValues = objList.Select(o=>o.typeId).Distinct().ToList();
linq distinct
var uniquePeople = from p in people
group p by new {p.ID} //or group by new {p.ID, p.Name, p.Whatever}
into mygroup
select mygroup.FirstOrDefault();
Source: stackoverflow.com
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