[Arabic - بالعربي] 51. RightJoin() | Linq
https://learn.microsoft.com/en-us/dotnet/api/system.linq.enumerable.rightjoin?view=net-10.0.
[Arabic - بالعربي] 50. LeftJoin after .Net 10 | Linq
https://learn.microsoft.com/en-us/dotnet/api/system.linq.enumerable.leftjoin?view=net-10.0.