Schema

[Phillip J Shelton]

David Merrill wrote:

> I'm beginning to work on the database schema for an eventual SQL back
> end. I am keeping my notes in an ASCII file, which will always be
> available at http://www.lupercalia.net/schema.txt

some comments and suggestions.

> SPLIT
> -----
> account_guid                    char    32      ->account.account_guid
> transaction_guid                char    21
> ->transaction.transaction_guid
>                                         ^
>                                         Aren't GUIDs 32 bytes?

Um, could you explain GUIDs? I am lost.

> split_guid                      char    32
> action                                          ???
> memo                            varchar         any notes the user
> enters
> reconciled                      char    1       Y/N
> damount                         money           does this mean debit
> amount?

It is the smallest amount that this account can change by.  GnuCash is
now using a variation on rational numbers which have a numerator, the
value, and a denominator, the damont.

> value                           money           ???
> date_reconciled.tv_sec                          ???
> date_reconciled.tv_nsec                         ???
> balance                         money           ??? balance when, of
> what?
> cleared_balance                 money           "
> reconciled_balance              money           "
> share_balance                   money           "
> share_cleared_balance           money           "
> share_reconciled_balance        money           "

Are not these balance's more correctly part of the account?

> kvp_data                                        ???
>
>
>
> TRANSACTION
> -----------
> transaction_guid                char    32
> transaction_date                date            date of event

These need a note field as well.

A transaction is the unit that is entered in the ledger, and the splits
are for which accounts are affected by the transaction.  Others will
have a better explanation I am sure.