>Is exist a tool to create/modify a description of tables/fields?
I was asked to document the database, and did it the other way round: put all the descriptions manually into the table description and the description of the individual fields, and then write a program that will generate an Excel report, extracting the comments from the DB.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)
