Database Field Descriptions - Joomla! Forum - community, help and support

hi all,

i need list of joomla database tables , fields, , descriptions of how used. developing application , requires access insert data directly database.

specifically, need field description information jos_users, jos_categories, jos_content, , jos_sections.

anyone know find this?  have searched , forum no success.

thanks,
bob
 

maybe can find in info from: developing joomla components
especially apis.

btw: if gonna use jos_users,
then have jos_core_acl_aro , jos_core_acl_groups_aro_map well.
these needed managing users.