Persisting Data with Data Tables

Intermediate Workflow Automation with n8n

Yaron Been

Marketing Automation Architect

The Need for Persistence

Workflow with an active toggle (ON) producing a JSON output with temp_c and created_at fields, representing data generated during a single run

Stateless: doesn't persist between runs

The Need for Persistence

Workflow with an inactive toggle (OFF) and an empty output area, illustrating that data from previous runs is lost when a workflow is stateless

Stateless: doesn't persist between runs

Many applications require persistence!

Store processed records
Create comprehensive logs

Solution → data tables

n8n Data Tables

The n8n Data Table node icon, a coral-colored grid representing a table

Data tables: persistent tables inside n8n

Create, tables, define columns, modify rows
Embedded in n8n, so no database setup

n8n Data tables interface showing the Overview page with a weather_log table listed, and the table view below with a row for London containing id, city, createdAt, and updatedAt columns

Let's practice!

Intermediate Workflow Automation with n8n