03 2015 档案
摘要:Table1和Table2连接,把Table1的全列出来 var tempData = from a in table1 join b in table2 on a.Id ...
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摘要:Templist.ForEach(o =>{ var isSel = ReviewerFileRelationService.Where(s => s.PackageFileId == o.Id && s.ReviewerId == o.ContactId).AsQueryable().Firs...
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摘要:表一:表二:已知表一的List,想得到表二的结果:var query = from c in t.AsEnumerable() group c by new { pingming = c.Field...
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摘要:public partial class Form1 : Form { public Form1() { InitializeComponent(); } List persons...
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