This workflow follows the Documentdefaultdataloader → Google Gemini Embeddings recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"createdAt": "2025-09-23T03:53:29.379Z",
"updatedAt": "2025-09-23T03:55:09.294Z",
"id": "7Uv92k1YfmldSKWv",
"name": "d27-slack-RAG",
"active": false,
"isArchived": false,
"nodes": [
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
-176,
48
],
"id": "5a67250d-b9bd-474d-8939-98417192c7ee",
"name": "When clicking \u2018Test workflow\u2019"
},
{
"parameters": {
"operation": "download",
"fileId": {
"__rl": true,
"value": "1fkYuhIjGPl4vSyiMPDdu66opGWfySAf-d0735YOMQSE",
"mode": "list",
"cachedResultName": "\u5fc3\u667a\u5143\u7c21\u4ecb-Slack-NotebookLM-Brian\u7248",
"cachedResultUrl": "https://docs.google.com/document/d/1fkYuhIjGPl4vSyiMPDdu66opGWfySAf-d0735YOMQSE/edit?usp=drivesdk"
},
"options": {}
},
"type": "n8n-nodes-base.googleDrive",
"typeVersion": 3,
"position": [
48,
48
],
"id": "8a2f5597-23ba-48d7-8295-fa8cba1a09bc",
"name": "Google Drive"
},
{
"parameters": {
"mode": "insert",
"tableName": {
"__rl": true,
"value": "documents",
"mode": "list",
"cachedResultName": "documents"
},
"options": {
"queryName": "match_documents"
}
},
"type": "@n8n/n8n-nodes-langchain.vectorStoreSupabase",
"typeVersion": 1.1,
"position": [
256,
48
],
"id": "17ba3e33-8c0e-42a3-8ada-4aae84db0f3a",
"name": "Supabase Vector Store"
},
{
"parameters": {
"dataType": "binary",
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"typeVersion": 1,
"position": [
464,
272
],
"id": "11c6a7be-bc27-45ee-85ee-190d0335abfd",
"name": "Default Data Loader"
},
{
"parameters": {
"chunkSize": 700,
"chunkOverlap": 200,
"options": {}
},
"type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
"typeVersion": 1,
"position": [
576,
480
],
"id": "2b225a9b-1691-4218-8123-c92c3280ffb2",
"name": "Recursive Character Text Splitter"
},
{
"parameters": {},
"type": "@n8n/n8n-nodes-langchain.embeddingsGoogleGemini",
"typeVersion": 1,
"position": [
336,
272
],
"id": "f568af2a-bae0-499a-a27c-f3883b92956e",
"name": "Embeddings Google Gemini"
}
],
"connections": {
"When clicking \u2018Test workflow\u2019": {
"main": [
[
{
"node": "Google Drive",
"type": "main",
"index": 0
}
]
]
},
"Google Drive": {
"main": [
[
{
"node": "Supabase Vector Store",
"type": "main",
"index": 0
}
]
]
},
"Default Data Loader": {
"ai_document": [
[
{
"node": "Supabase Vector Store",
"type": "ai_document",
"index": 0
}
]
]
},
"Recursive Character Text Splitter": {
"ai_textSplitter": [
[
{
"node": "Default Data Loader",
"type": "ai_textSplitter",
"index": 0
}
]
]
},
"Embeddings Google Gemini": {
"ai_embedding": [
[
{
"node": "Supabase Vector Store",
"type": "ai_embedding",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"staticData": null,
"meta": null,
"versionId": "139586a0-be3c-4884-813f-64c819fb1b19",
"triggerCount": 0,
"shared": [
{
"createdAt": "2025-09-23T03:53:29.379Z",
"updatedAt": "2025-09-23T03:53:29.379Z",
"role": "workflow:owner",
"workflowId": "7Uv92k1YfmldSKWv",
"projectId": "6NV7foKyOeJG8Mz6"
}
],
"tags": [
{
"createdAt": "2025-09-14T06:27:04.834Z",
"updatedAt": "2025-09-14T06:27:04.834Z",
"id": "S14KyMmdLj6QsyYh",
"name": "ithome"
}
]
}
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About this workflow
d27-slack-RAG. Uses googleDrive, vectorStoreSupabase, documentDefaultDataLoader, textSplitterRecursiveCharacterTextSplitter. Event-driven trigger; 6 nodes.
Source: https://github.com/021up/n8n-learning/blob/main/ITHome/7Uv92k1YfmldSKWv.json — original creator credit. Request a take-down →
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