dbMetadata.DbType = "SQL Server"; Use record types in C# 9 A record type in C# 9 is a lightweight, immutable data type (or a lightweight class) that has read-only properties only.

You can have one or more properties in an anonymous type but all of them are read-only. In contrast to a C# class, an anonymous type cannot have a field or a method — it can only have properties.

The Practical Client Generate TypeScript Classes from C# with TypeScriptSyntaxPaste When working with TypeScript it's not unusual to need a class that matches an already existing server-side class ...