NettetLINQ Group by used to group the list of collected items/data based on the particular value of the key and based on the grouping data it returns the result as the collection of elements of key and values as IGrouping. The GroupBy method is the same as the SQL group by statement. Syntax: NettetMybatis-plus概述. MyBatis-Plus(简称 MP)是一个 MyBatis的增强工具,在 MyBatis 的基础上只做增强不做改变,为简化开发、提高效率而生。
Group By & Max() in LINQ - social.msdn.microsoft.com
Nettet15. feb. 2013 · You are already getting all items with the maximum values with your plpo2 assignment, what exactly do you want to do in addition? 1 solution Solution 1 Try this one: C# var groups = testlist.GroupBy (a => (a.ID.ToString ())); groups.SelectMany (a => a.Where (b => b.Date == a.Max (c => c.Date))) Let me know if it works. Posted 15-Feb … Nettet19. jul. 2024 · 1. Yes you could. var results = from p in ExcelEstimateDataTable.AsEnumerable () group p by p.Field ("Category") into … hiram walker schnapps flavors
DataTable: Get Max Value Using LINQ With Criteria Field (GroupBy)
Nettet8. jan. 2024 · 3. Yes there is. You can get the maximum of the maximum of each nested list, like this: int maxValue = values.Max (row => row.Max ()); On a side-note: your … Nettet18. jul. 2014 · Entities.Producs.Where(prod=> prod.prdEnabled) .GroupBy(prod => prod.prdCode) .Select(group => new{ prdCode = group.Key, prdID = group.Max(prod … NettetLINQ (Lambda) using LastOrDefault () to get Max () value, so the class ScoreUser () can be eliminated here. var qry = Scores.Join (UserInfos, s => s.uid, i => i.uid, (s, i) => new { s, i }) .GroupBy (g => new { g.s.uid, g.i.name }) .Select (g => new { su = g.OrderBy (i => … homes for sale in royalton mn