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SergeiPavlov · SergeiPavlov · commit 16c6bc5092ce · 2025-05-19T18:00:10.000-07:00
diff --git a/Orm/Xtensive.Orm/Orm/Rse/MappedColumn.cs b/Orm/Xtensive.Orm/Orm/Rse/MappedColumn.cs
@@ -59,6 +59,8 @@ public MappedColumn(ColumnInfoRef columnInfoRef, ColNum index, Type type)
 
 }
 
+// The purpose of this class is minimize allocation size of `MappedColumn`
+// Non self-referencing `Origin` property is a rare case
 internal sealed class DerivedMappedColumn(string name, ColNum index, Type type, Column origin, ColumnInfoRef columnInfoRef)
   : MappedColumn(columnInfoRef, name, index, type)
 {

Original file line number	Diff line number	Diff line change
`@@ -59,6 +59,8 @@ public MappedColumn(ColumnInfoRef columnInfoRef, ColNum index, Type type)`
`59`	`59`
`60`	`60`	`}`
`61`	`61`
	`62`	+// The purpose of this class is minimize allocation size of `MappedColumn`
	`63`	+// Non self-referencing `Origin` property is a rare case
`62`	`64`	`internal sealed class DerivedMappedColumn(string name, ColNum index, Type type, Column origin, ColumnInfoRef columnInfoRef)`
`63`	`65`	`: MappedColumn(columnInfoRef, name, index, type)`
`64`	`66`	`{`