The GTM Provider Directory
Enrichment

How do I enrich data in one table with information from another?

April 2026

Quick Answer

## Enriching Data Between Tables To add information from one table to another, use the **Lookup Single Row** feature: ### Steps 1. Identify a **common field** between Table A and Table B (e.g., domain, ID, email) 2. Use this common field as your **Lookup identifier** 3. Perform the lookup on that field 4. In the **Lookup Row column**, you'll see rows pulled from the other table 5. Add those columns to your original table ### Key Points - **Lookup Single Row** isn't limited to flagging or filtering duplicates—it's useful for data enrichment - The common field acts as the bridge between you

○
Up to date
1 months ago

1 Answer

Enriching Data Between Tables

To add information from one table to another, use the Lookup Single Row feature:

Steps

  1. Identify a common field between Table A and Table B (e.g., domain, ID, email)
  2. Use this common field as your Lookup identifier
  3. Perform the lookup on that field
  4. In the Lookup Row column, you'll see rows pulled from the other table
  5. Add those columns to your original table

Key Points

  • Lookup Single Row isn't limited to flagging or filtering duplicates—it's useful for data enrichment
  • The common field acts as the bridge between your two tables, matching records so additional information can be transferred
GTM StackCommunity Insight