Summary figures are not enough
Many business dashboards display high-level charts and revenue totals. Yet when a cashbox balance or customer debt figure looks unexpected at the end of the day, an owner does not need a chart — they need the exact list of sales, returns, and stock receipts behind that number.
When architecting Savdochi, we built analytical views around source-document proof: every metric can be inspected against the primary operations that contributed to it.
Dual-currency reality and change control
In Uzbekistan, wholesale stock is frequently priced in US dollars (USD) while retail checkout and daily expenses occur in Uzbek soums (UZS). Recording accurate historical exchange context requires strict relational discipline in PostgreSQL.
Equally important, sensitive adjustments use request-and-approval workflows and leave an explicit trail in the activity log.
Engineering takeaway
The long-term value of business software lies in data consistency over years of daily use. Sound relational modeling and explicit audit trails make that reliability possible.