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Join Two Tables on a Key

A key join: names in one table, roles in another, matched on id. The everyday shape of pulling a model's structured output together with the records it refers to.

Join Two Tables on a Key — example output from the NodeTool workflow

The workflow

Workflow Editor
Import CSV
Import CSV
Join
Dataframe A
Dataframe B
Output

Nodes in this workflow

4 nodes · 3 types
  • Import CSV
    nodetool.data.ImportCSV
    ×2
  • Join
    nodetool.data.Join
  • Output
    nodetool.output.Output

How to run it

  1. 01

    Download NodeTool Studio

    Install the free desktop app for macOS, Windows, or Linux. It runs on your own machine, no account required to start.

  2. 02

    Open the Join Two Tables on a Key template

    Browse the built-in template library inside Studio and open this workflow onto the canvas. Every node is already wired up.

  3. 03

    Add your keys

    Connect any model providers this workflow calls with your own API keys, or point it at local models.

  4. 04

    Run and remix

    Hit Run to execute the graph and watch results stream in. Swap models, edit prompts, or rewire nodes to make it yours.

Run Join Two Tables on a Key on your machine

Free, open source, and yours to run. Download Studio, open the template, and run it with your own keys.