You can exclude auto-generated attributes from HTML or XML output, and have DITA2Go include only those for which you specify explicit values.
§33.4.1 Specifying attributes for all tables
§33.4.2 Overriding attributes for selected tables
§33.4.3 Assigning a CSS class to a table
§33.4.4 Using PI markers to assign attributes to tables, rows, or cells
§33.4.5 Specifying attributes for table rows
§33.4.6 Specifying attributes for table cells
§33.4.8 Adjusting borders, cell spacing, and cell padding
§33.4.9 Determining the width of table columns
§33.4.10 Deciding what to do with empty paragraphs in table cells
§33.1.1 Understanding precedence of assignment methods
§33.6.5 Specifying row-group, row, and cell attributes with macros