The list of indexes on a table now also shows the access method (ie btree)

pglab/CrudModel.h

@@ -84,6 +84,31 @@ private:
 	using PKeyValues = std::vector<std::string>;
 
 
+	class ColumnSort {
+	public:
+		enum Direction { Ascending, Descending };
+		enum NullSorting {
+			Default, ///< Behaves like NULL values are larger then non NULL values ASC NULLS LAST or DESC NULLS FIRST
+			First,
+			Last };
+
+		std::string columnName;
+		Direction direction = Direction::Ascending;
+		NullSorting nulls = NullSorting::Default;
+
+		std::string toSql() const
+		{
+			std::string res = columnName;
+			if (direction == Direction::Descending)
+				res += " DESC";
+			if (nulls == NullSorting::First)
+				res += " NULLS FIRST";
+			else if (nulls == NullSorting::Last)
+				res += " NULLS LAST";
+		}
+
+	};
+
 
 //	using RowData = std::vector<std::string>;
 //	using RowDataPtr = std::unique_ptr<RowData>;