启用RAG中文档的更新功能
高级
这是一个AI领域的自动化工作流，包含 29 个节点。主要使用 Set, Wait, GoogleDrive, HttpRequest, ManualTrigger 等节点，结合人工智能技术实现智能自动化。 使用Google Drive、Qdrant和Gemini Chat构建和更新RAG系统
前置要求
- •Google Drive API 凭证
- •可能需要目标 API 的认证凭证
- •OpenAI API Key
- •Qdrant 服务器连接信息
- •Google Gemini API Key
使用的节点 (29)
分类
工作流预览
可视化展示节点连接关系，支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入，即可使用此工作流
{
"id": "cN4nA1LigjoreUYv",
"meta": {
"instanceId": "a4bfc93e975ca233ac45ed7c9227d84cf5a2329310525917adaf3312e10d5462",
"templateCredsSetupCompleted": true
},
"name": "启用对 RAG 中文档的更新",
"tags": [
{
"id": "oFVn9SpkmyjWZwco",
"name": "Qdrant",
"createdAt": "2024-12-04T16:52:58.409Z",
"updatedAt": "2024-12-04T16:52:58.409Z"
}
],
"nodes": [
{
"id": "23afa2cc-7085-474f-aa9e-b110ef17208c",
"name": "当点击“测试工作流”时",
"type": "n8n-nodes-base.manualTrigger",
"position": [
-400,
220
],
"parameters": {},
"typeVersion": 1
},
{
"id": "71115f33-f461-4942-9df1-e554e6432054",
"name": "Embeddings OpenAI1",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
940,
480
],
"parameters": {
"options": {}
},
"credentials": {
"openAiApi": {
"id": "4zwP0MSr8zkNvvV9",
"name": "OpenAi account"
}
},
"typeVersion": 1.1
},
{
"id": "81d855d2-a883-4e74-ae2a-1a4e722af4d7",
"name": "默认数据加载器1",
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"position": [
1080,
480
],
"parameters": {
"options": {
"metadata": {
"metadataValues": [
{
"name": "file_id",
"value": "={{ $('Download files').item.json.id }}"
},
{
"name": "file_name",
"value": "={{ $('Download files').item.json.name }}"
}
]
}
},
"dataType": "binary",
"binaryMode": "specificField"
},
"typeVersion": 1
},
{
"id": "4e5539a5-0f3a-4de9-ba69-0eb7d9c00804",
"name": "Qdrant 向量存储",
"type": "@n8n/n8n-nodes-langchain.vectorStoreQdrant",
"position": [
1000,
240
],
"parameters": {
"mode": "insert",
"options": {},
"qdrantCollection": {
"__rl": true,
"mode": "list",
"value": "negozio-emporio-verde",
"cachedResultName": "negozio-emporio-verde"
}
},
"credentials": {
"qdrantApi": {
"id": "iyQ6MQiVaF3VMBmt",
"name": "QdrantApi account (Hetzner)"
}
},
"typeVersion": 1
},
{
"id": "8f944f0e-51a0-470e-9735-1ed539522acb",
"name": "创建集合",
"type": "n8n-nodes-base.httpRequest",
"position": [
-140,
-200
],
"parameters": {
"url": "http://QDRANTURL/collections/COLLECTION",
"method": "PUT",
"options": {},
"jsonBody": "{\n \"vectors\": {\n \"size\": 1536,\n \"distance\": \"Cosine\" \n },\n \"shard_number\": 1, \n \"replication_factor\": 1, \n \"write_consistency_factor\": 1 \n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
},
"credentials": {
"httpHeaderAuth": {
"id": "qhny6r5ql9wwotpn",
"name": "Qdrant API (Hetzner)"
}
},
"typeVersion": 4.2
},
{
"id": "25c035aa-7a07-47cf-8878-44ac2eab0c3d",
"name": "递归字符文本分割器",
"type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
"position": [
1060,
680
],
"parameters": {
"options": {},
"chunkSize": 500,
"chunkOverlap": 50
},
"typeVersion": 1
},
{
"id": "2ade51da-1711-4f71-8bd9-ebd3b6494b0b",
"name": "遍历项目",
"type": "n8n-nodes-base.splitInBatches",
"position": [
420,
220
],
"parameters": {
"options": {}
},
"typeVersion": 3
},
{
"id": "74a224b0-8755-41ef-bb55-22e83b7d762d",
"name": "等待",
"type": "n8n-nodes-base.wait",
"position": [
1380,
240
],
"webhookId": "3d477cc3-8182-43e9-ae61-23e8ce308887",
"parameters": {},
"typeVersion": 1.1
},
{
"id": "1c0d5b8c-e53e-47d3-aaac-ddccae80f280",
"name": "OpenAI 嵌入",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
620,
1220
],
"parameters": {
"options": {}
},
"credentials": {
"openAiApi": {
"id": "4zwP0MSr8zkNvvV9",
"name": "OpenAi account"
}
},
"typeVersion": 1.1
},
{
"id": "f838f548-52dd-4aaf-aa97-9a8029018a1a",
"name": "默认数据加载器",
"type": "@n8n/n8n-nodes-langchain.documentDefaultDataLoader",
"position": [
820,
1260
],
"parameters": {
"options": {
"metadata": {
"metadataValues": [
{
"name": "file_id",
"value": "={{ $('Download file').item.json.file_id }}"
},
{
"name": "file_name",
"value": "={{ $binary.data.fileName}}"
}
]
}
},
"dataType": "binary",
"binaryMode": "specificField"
},
"typeVersion": 1
},
{
"id": "07bb3ae1-145f-4784-8409-d3bc73d5522c",
"name": "递归字符文本分割器1",
"type": "@n8n/n8n-nodes-langchain.textSplitterRecursiveCharacterTextSplitter",
"position": [
860,
1460
],
"parameters": {
"options": {},
"chunkSize": 500,
"chunkOverlap": 50
},
"typeVersion": 1
},
{
"id": "dfa7b994-13b7-490f-82b7-5ae4ea1e2e7f",
"name": "删除单个文件",
"type": "n8n-nodes-base.httpRequest",
"position": [
360,
720
],
"parameters": {
"url": "http://QDRANTURL/collections/COLLECTION/points/delete",
"method": "POST",
"options": {},
"jsonBody": "={\n \"filter\": {\n \"must\": [\n {\n \"key\": \"metadata.file_id\",\n \"match\": { \"value\": \"{{$json.file_id}}\" }\n }\n ]\n }\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
},
"credentials": {
"httpHeaderAuth": {
"id": "qhny6r5ql9wwotpn",
"name": "Qdrant API (Hetzner)"
}
},
"typeVersion": 4.2
},
{
"id": "44bf5e40-3947-4288-a7ba-7797ea6ad266",
"name": "便签说明3",
"type": "n8n-nodes-base.stickyNote",
"position": [
140,
-280
],
"parameters": {
"color": 6,
"width": 880,
"height": 220,
"content": "# 步骤 1"
},
"typeVersion": 1
},
{
"id": "56e6534e-e191-4756-8bcf-d9ff8fc88b5f",
"name": "便签说明",
"type": "n8n-nodes-base.stickyNote",
"position": [
-160,
700
],
"parameters": {
"height": 360,
"content": "# 步骤 3"
},
"typeVersion": 1
},
{
"id": "f7098791-889a-4e9a-bd8f-f3b52dfc8839",
"name": "清空集合",
"type": "n8n-nodes-base.httpRequest",
"position": [
-140,
220
],
"parameters": {
"url": "http://QDRANTURL/collections/COLLECTION/points/delete",
"method": "POST",
"options": {},
"jsonBody": "{\n \"filter\": {}\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application/json"
}
]
}
},
"credentials": {
"httpHeaderAuth": {
"id": "qhny6r5ql9wwotpn",
"name": "Qdrant API (Hetzner)"
}
},
"typeVersion": 4.2
},
{
"id": "d75a193e-e0cd-469a-8222-1ff183e2aa83",
"name": "获取文件",
"type": "n8n-nodes-base.googleDrive",
"position": [
120,
220
],
"parameters": {
"filter": {
"driveId": {
"__rl": true,
"mode": "list",
"value": "My Drive",
"cachedResultUrl": "https://drive.google.com/drive/my-drive",
"cachedResultName": "My Drive"
},
"folderId": {
"__rl": true,
"mode": "list",
"value": "1RO5ByPhq2yvYLmbapTNC_kKdU5lZd4W5",
"cachedResultUrl": "https://drive.google.com/drive/folders/1RO5ByPhq2yvYLmbapTNC_kKdU5lZd4W5",
"cachedResultName": "Test Negozio"
}
},
"options": {},
"resource": "fileFolder"
},
"credentials": {
"googleDriveOAuth2Api": {
"id": "HEy5EuZkgPZVEa9w",
"name": "Google Drive account (n3w.it)"
}
},
"typeVersion": 3
},
{
"id": "4e5d5bd2-2aae-4d3b-978e-3ed29b641bb3",
"name": "下载文件",
"type": "n8n-nodes-base.googleDrive",
"position": [
700,
240
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "id",
"value": "={{ $json.id }}"
},
"options": {
"googleFileConversion": {
"conversion": {
"docsToFormat": "text/plain"
}
}
},
"operation": "download"
},
"credentials": {
"googleDriveOAuth2Api": {
"id": "HEy5EuZkgPZVEa9w",
"name": "Google Drive account (n3w.it)"
}
},
"typeVersion": 3
},
{
"id": "074333a4-fbcc-42ce-aa05-212d545fdcb1",
"name": "下载文件",
"type": "n8n-nodes-base.googleDrive",
"position": [
360,
980
],
"parameters": {
"fileId": {
"__rl": true,
"mode": "id",
"value": "={{ $json.file_id }}"
},
"options": {
"googleFileConversion": {
"conversion": {
"docsToFormat": "text/plain"
}
}
},
"operation": "download"
},
"credentials": {
"googleDriveOAuth2Api": {
"id": "HEy5EuZkgPZVEa9w",
"name": "Google Drive account (n3w.it)"
}
},
"typeVersion": 3
},
{
"id": "e4ee0aa9-e140-44b9-b581-6d98cb2857a9",
"name": "当收到聊天消息时",
"type": "@n8n/n8n-nodes-langchain.chatTrigger",
"position": [
-560,
1600
],
"webhookId": "97d60090-1717-4195-bf27-2e3c3105b7f8",
"parameters": {
"options": {}
},
"typeVersion": 1.1
},
{
"id": "db644cc4-da46-4e9e-a092-f91762ca1c6b",
"name": "问答链",
"type": "@n8n/n8n-nodes-langchain.chainRetrievalQa",
"position": [
-240,
1600
],
"parameters": {
"options": {}
},
"typeVersion": 1.5
},
{
"id": "9e7ebe5e-a854-44dc-8cb3-ec1663121b93",
"name": "Google Gemini聊天模型",
"type": "@n8n/n8n-nodes-langchain.lmChatGoogleGemini",
"position": [
-300,
1800
],
"parameters": {
"options": {},
"modelName": "models/gemini-1.5-flash"
},
"credentials": {
"googlePalmApi": {
"id": "0p34rXqIqy8WuoPg",
"name": "Google Gemini(PaLM) Api account"
}
},
"typeVersion": 1
},
{
"id": "d7e29bec-2b8c-400c-b6d7-a82d7a2865a7",
"name": "向量存储检索器",
"type": "@n8n/n8n-nodes-langchain.retrieverVectorStore",
"position": [
-80,
1820
],
"parameters": {},
"typeVersion": 1
},
{
"id": "e490e747-5395-4460-bdea-0781145f30b1",
"name": "Qdrant 向量存储1",
"type": "@n8n/n8n-nodes-langchain.vectorStoreQdrant",
"position": [
-60,
2020
],
"parameters": {
"options": {},
"qdrantCollection": {
"__rl": true,
"mode": "list",
"value": "ocr_mistral_test",
"cachedResultName": "ocr_mistral_test"
}
},
"credentials": {
"qdrantApi": {
"id": "iyQ6MQiVaF3VMBmt",
"name": "QdrantApi account (Hetzner)"
}
},
"typeVersion": 1.1
},
{
"id": "65261873-4ca5-4e23-bc65-220f971eb5b4",
"name": "便签说明1",
"type": "n8n-nodes-base.stickyNote",
"position": [
240,
1600
],
"parameters": {
"width": 500,
"height": 120,
"content": "## 步骤 4"
},
"typeVersion": 1
},
{
"id": "ffbaabd0-7fd7-41db-bb71-4cccadf3e9c8",
"name": "OpenAI 嵌入",
"type": "@n8n/n8n-nodes-langchain.embeddingsOpenAi",
"position": [
-180,
2160
],
"parameters": {
"options": {}
},
"credentials": {
"openAiApi": {
"id": "4zwP0MSr8zkNvvV9",
"name": "OpenAi account"
}
},
"typeVersion": 1.2
},
{
"id": "23053690-c978-4b05-be26-e94f88c9d92f",
"name": "便签说明4",
"type": "n8n-nodes-base.stickyNote",
"position": [
-480,
100
],
"parameters": {
"color": 4,
"width": 620,
"height": 520,
"content": "# 步骤 2"
},
"typeVersion": 1
},
{
"id": "153a5098-56d1-4b7c-bb12-e6054db927a0",
"name": "编辑字段",
"type": "n8n-nodes-base.set",
"position": [
-100,
880
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "b413a226-0641-4ed8-9951-d17b6a6a9a4b",
"name": "file_id",
"type": "string",
"value": "DRIVEFILE_ID"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "796f3ad4-e041-4af6-b3a5-72b3c3730c49",
"name": "更新单个文件",
"type": "@n8n/n8n-nodes-langchain.vectorStoreQdrant",
"position": [
700,
980
],
"parameters": {
"mode": "insert",
"options": {},
"qdrantCollection": {
"__rl": true,
"mode": "list",
"value": "negozio-emporio-verde",
"cachedResultName": "negozio-emporio-verde"
}
},
"credentials": {
"qdrantApi": {
"id": "iyQ6MQiVaF3VMBmt",
"name": "QdrantApi account (Hetzner)"
}
},
"typeVersion": 1
},
{
"id": "058c4929-ff59-41ca-8131-178e9038b354",
"name": "便签说明2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-200,
-580
],
"parameters": {
"color": 3,
"width": 840,
"height": 220,
"content": "# 启用使用 Qdrant 对 RAG 系统中文档的完全或增量更新"
},
"typeVersion": 1
}
],
"active": false,
"pinData": {},
"settings": {
"executionOrder": "v1"
},
"versionId": "630e34d7-6558-49c3-b861-520b33fd0f91",
"connections": {
"Wait": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Get files": {
"main": [
[
{
"node": "Loop Over Items",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields3": {
"main": [
[
{
"node": "Download file",
"type": "main",
"index": 0
},
{
"node": "Delete single file",
"type": "main",
"index": 0
}
]
]
},
"Download file": {
"main": [
[
{
"node": "Update single file",
"type": "main",
"index": 0
}
]
]
},
"Download files": {
"main": [
[
{
"node": "Qdrant Vector Store",
"type": "main",
"index": 0
}
]
]
},
"Loop Over Items": {
"main": [
[],
[
{
"node": "Download files",
"type": "main",
"index": 0
}
]
]
},
"Clear collection": {
"main": [
[
{
"node": "Get files",
"type": "main",
"index": 0
}
]
]
},
"Embeddings OpenAI": {
"ai_embedding": [
[
{
"node": "Qdrant Vector Store1",
"type": "ai_embedding",
"index": 0
}
]
]
},
"Embeddings OpenAI1": {
"ai_embedding": [
[
{
"node": "Qdrant Vector Store",
"type": "ai_embedding",
"index": 0
}
]
]
},
"Embeddings OpenAI2": {
"ai_embedding": [
[
{
"node": "Update single file",
"type": "ai_embedding",
"index": 0
}
]
]
},
"Default Data Loader": {
"ai_document": [
[
{
"node": "Update single file",
"type": "ai_document",
"index": 0
}
]
]
},
"Qdrant Vector Store": {
"main": [
[
{
"node": "Wait",
"type": "main",
"index": 0
}
]
]
},
"Default Data Loader1": {
"ai_document": [
[
{
"node": "Qdrant Vector Store",
"type": "ai_document",
"index": 0
}
]
]
},
"Qdrant Vector Store1": {
"ai_vectorStore": [
[
{
"node": "Vector Store Retriever",
"type": "ai_vectorStore",
"index": 0
}
]
]
},
"Vector Store Retriever": {
"ai_retriever": [
[
{
"node": "Question and Answer Chain",
"type": "ai_retriever",
"index": 0
}
]
]
},
"Google Gemini Chat Model": {
"ai_languageModel": [
[
{
"node": "Question and Answer Chain",
"type": "ai_languageModel",
"index": 0
}
]
]
},
"When chat message received": {
"main": [
[
{
"node": "Question and Answer Chain",
"type": "main",
"index": 0
}
]
]
},
"Recursive Character Text Splitter": {
"ai_textSplitter": [
[
{
"node": "Default Data Loader1",
"type": "ai_textSplitter",
"index": 0
}
]
]
},
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "Clear collection",
"type": "main",
"index": 0
}
]
]
},
"Recursive Character Text Splitter1": {
"ai_textSplitter": [
[
{
"node": "Default Data Loader",
"type": "ai_textSplitter",
"index": 0
}
]
]
}
}
}常见问题
如何使用这个工作流？
复制上方的 JSON 配置代码，在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」，粘贴配置后根据需要修改凭证设置即可。
这个工作流适合什么场景？
高级 - 人工智能
需要付费吗？
本工作流完全免费，您可以直接导入使用。但请注意，工作流中使用的第三方服务（如 OpenAI API）可能需要您自行付费。
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销售
工作流信息
难度等级
高级
节点数量29
分类1
节点类型15
作者
Davide
@n3witaliaFull-stack Web Developer based in Italy specialising in Marketing & AI-powered automations. For business enquiries, send me an email at info@n3w.it or add me on Linkedin.com/in/davideboizza
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