Database guide update

Changed the name on the TOC page to match the main user guide TOC.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Database guide update

Updated the queries page, making heading levels consistent with each other.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Database guide update

Updated the results writeup. The formatting was inconsistent -> fixed.
The terminology was inconsistent,  often calling a method a function -> fixed.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Database guide update

Updated the helpers writeup, making the format more consistene with the rest of the database writeups.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Database guide update

Fixed the structure of the results page..
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Database guide update

Minor change to try to keep line lengths reasonable.
Awkward with the example SQL queries.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Database guide update

Minor change to try to keep line lengths reasonable.
Awkward with the example SQL queries.
Signed-off-by:James L Parry <jim_parry@bcit.ca>
Merge pull request #3369 from jim-parry/userguide/database

Userguide/database - part 1