Method RenderHeader

tools/shell/shell_renderer.cpp:463–472

	}

	void RenderHeader(PrintStream &out, ResultMetadata &result) override {
		auto column_count = result.ColumnCount();
		PrintRowSeparator(out, column_count, "+", column_width);
		out.Print("| ");
		for (idx_t c = 0; c < column_count; c++) {
			out.RenderAlignedValue(result.column_names[c], column_width[c]);
			out.Print(c == column_count - 1 ? " |\n" : " | ");
		}
		PrintRowSeparator(out, column_count, "+", column_width);
	}

	void RenderFooter(PrintStream &out, ResultMetadata &result) override {
		auto column_count = result.ColumnCount();