In order to use the wizard to edit a table query, your project configuration has to contain at least one configured table query.
Follow the steps in Create Table Query to see how to click through the wizard.

Starting the wizard "Edit table query"
Note: See chapter Tables for details about the configuration in WebOffice author.
Note: See chapters RELATE 1:n and JOIN 1:1 for details about linking configured tables to layers.
Note: See chapter Lookup for details about lookup tables.