Master Data Merging with n8n's Powerful Merge Node
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Unlock the full potential of your data by seamlessly combining information from multiple sources. The n8n Merge node simplifies complex data aggregation, offering SQL-like join capabilities for efficient workflow automation.
About This Workflow
The n8n Merge node is a cornerstone for sophisticated data manipulation, enabling you to intelligently combine datasets from disparate origins. This workflow highlights its power through practical examples, demonstrating how to replicate common SQL join operations like Inner Join, Left Join, and Union All. Whether you're enriching existing data with complementary information, filtering records based on shared criteria, or consolidating diverse datasets into a unified view, the Merge node provides a robust and flexible solution. This example illustrates its versatility by merging ingredient lists with recipes and even combining band member data, showcasing its adaptability to various data integration challenges. Explore the interactive elements by executing the workflow and inspecting node outputs to gain a deeper understanding of its capabilities.
Key Features
- Versatile Data Merging: Combine data from two or more sources with flexible options.
- SQL-like Operations: Replicate Inner Join, Left Join, and Union All functionalities.
- Customizable Merge Keys: Define specific fields for matching records across datasets.
- Efficient Data Enrichment: Enhance existing data with relevant information from other sources.
- Simplified Data Consolidation: Unify disparate data into a single, coherent dataset.
How To Use
- Trigger the Workflow: Click the 'Execute Workflow' button to initiate the data merging process.
- Inspect Source Data: Double-click on the 'A. Ingredients Needed', 'B. Ingredients in stock', 'A. Ingredients', 'B. Recipe quantities', 'A. Queen', and 'B. Led Zeppelin' nodes to view the initial data arrays.
- Understand Merge Logic: Examine the configuration of the 'Ingredients in stock from recipe', 'Merge recipe', and 'Super Band' nodes to understand how data is being merged.
- 'Ingredients in stock from recipe': Configured for an inner join (similar to SQL Inner Join) to keep only items present in both datasets.
- 'Merge recipe': Configured for a left join (similar to SQL Left Join) to keep all items from the first dataset and add matching data from the second.
- 'Super Band': Configured for a union all operation to combine all records from both datasets, allowing for differing fields.
- Analyze Merged Output: Double-click on the 'Ingredients in stock from recipe', 'Super Band' nodes after execution to see the results of the merge operations. Observe how the data has been combined based on the defined merge keys ('Name' and 'FirstName/LastName').
- Explore Documentation: For advanced configurations and further details, refer to the Merge Node Documentation.
Apps Used
Workflow JSON
{
"id": "33fcb1e9-6fb8-4c39-bb3a-43bf65e32530",
"name": "Master Data Merging with n8n's Powerful Merge Node",
"nodes": 20,
"category": "DevOps",
"status": "active",
"version": "1.0.0"
}Note: This is a sample preview. The full workflow JSON contains node configurations, credentials placeholders, and execution logic.
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ID: 33fcb1e9-6fb8...
About the Author
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Integration Guru
Connecting CRM, Notion, and Slack to automate your life.
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