Skip to main content

Flow Nodes

Data Node

Data handles reads and writes, such as creating, querying, updating, deleting, or aggregating data. It is used inside domain services so the outer flow does not operate on the database directly.

Guide
For example, after reimbursement validation passes, the system saves the reimbursement record to the database.
It can also query order details by order number, or update a user status to “verified”.
You can understand it as: the step that actually touches the database.

Need a missing topic?

These docs are structured for the Nerdics backend engineering workflow. Additional guides can be added under the same left navigation groups as the product surface expands.