Add support for compare function to SqlFormatter

src/Connected.Expressions/Formatters/SqlFormatter.cs

@@ -6,6 +6,7 @@ using System.Text;
 using Connected.Expressions.Languages;
 using Connected.Expressions.Translation;
 using Connected.Expressions.Visitors;
+using Connected.Interop;
 
 namespace Connected.Expressions.Formatters;
 
@@ -250,6 +251,15 @@ public class SqlFormatter : DatabaseVisitor
 				return m;
 			}
 		}
+		else if (string.Equals(m.Method.Name, "Compare", StringComparison.Ordinal) && m.Method.DeclaringType == typeof(TypeComparer))
+		{
+			Write(OpenBracket);
+			Visit(m.Arguments[0]);
+			Write(" = ");
+			Visit(m.Arguments[1]);
+			Write(CloseBracket);
+			return m;
+		}
 
 		throw new NotSupportedException($"The method '{m.Method.Name}' is not supported");
 	}