SQL agent with memory

{"id": "AQJ6QnF2yVdCWMnx", "meta": {"instanceId": "fb924c73af8f703905bc09c9ee8076f48c17b596ed05b18c0ff86915ef8a7c4a", "templateCredsSetupCompleted": true}, "name": "SQL agent with memory", "tags": [], "nodes": [{"id": "3544950e-4d8e-46ca-8f56-61c152a5cae3", "name": "Window Buffer Memory", "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow", "position": [1220, 500], "parameters": {"contextWindowLength": 10}, "typeVersion": 1.2}, {"id": "743cc4e7-5f24-4adc-b872-7241ee775bd0", "name": "OpenAI Chat Model", "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi", "position": [1000, 500], "parameters": {"model": "gpt-4-turbo", "options": {"temperature": 0.3}}, "credentials": {"openAiApi": {"id": "", "name": "[Your openAiApi]"}}, "typeVersion": 1}, {"id": "cc30066c-ad2c-4729-82c1-a6b0f4214dee", "name": "When clicking \"Test workflow\"", "type": "n8n-nodes-base.manualTrigger", "position": [500, -80], "parameters": {}, "typeVersion": 1}, {"id": "0deacd0d-45cb-4738-8da0-9d1251858867", "name": "Get chinook.zip example", "type": "n8n-nodes-base.httpRequest", "position": [700, -80], "parameters": {"url": "https://www.sqlitetutorial.net/wp-content/uploads/2018/03/chinook.zip", "options": {}}, "typeVersion": 4.2}, {"id": "61f34708-f8ed-44a9-8522-6042d28511ae", "name": "Extract zip file", "type": "n8n-nodes-base.compression", "position": [900, -80], "parameters": {}, "typeVersion": 1.1}, {"id": "6a12d9ac-f1b7-4267-8b34-58cdb9d347bb", "name": "Save chinook.db locally", "type": "n8n-nodes-base.readWriteFile", "position": [1100, -80], "parameters": {"options": {}, "fileName": "./chinook.db", "operation": "write", "dataPropertyName": "file_0"}, "typeVersion": 1}, {"id": "701d1325-4186-4185-886a-3738163db603", "name": "Load local chinook.db", "type": "n8n-nodes-base.readWriteFile", "position": [620, 360], "parameters": {"options": {}, "fileSelector": "./chinook.db"}, "typeVersion": 1}, {"id": "d7b3813d-8180-4ff1-87a4-bd54a03043af", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [440, -280.9454545454546], "parameters": {"width": 834.3272727272731, "height": 372.9454545454546, "content": "## Run this part only once\nThis section:\n* downloads the example zip file from https://www.sqlitetutorial.net/sqlite-sample-database/\n* extracts the archive (it contains only a single file)\n* saves the extracted `chinook.db` SQLite database locally\n\nNow you can use chat to \"talk\" to your data!"}, "typeVersion": 1}, {"id": "6bd25563-2c59-44c2-acf9-407bd28a15cf", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [400, 240], "parameters": {"width": 558.5454545454544, "height": 297.89090909090913, "content": "## On every chat message:\n* the local SQLite database is loaded\n* JSON from Chat Trigger is combined with SQLite binary data"}, "typeVersion": 1}, {"id": "2be63956-236e-46f7-b8e4-0f55e2e25a5c", "name": "Combine chat input with the binary", "type": "n8n-nodes-base.set", "position": [820, 360], "parameters": {"mode": "raw", "options": {"includeBinary": true}, "jsonOutput": "={{ $('Chat Trigger').item.json }}\n"}, "typeVersion": 3.3}, {"id": "7f4c9adb-eab4-40d7-ad2e-44f2c0e3e30a", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [980, 120], "parameters": {"width": 471.99692219161466, "height": 511.16641410437836, "content": "### LangChain SQL Agent can make several queries before producing the final answer.\nTry these examples:\n1. \"Please describe the database\". This input usually requires just 1 query + an extra observation to produce a final answer.\n2. \"What are the revenues by genre?\". This input will launch a series of Agent actions, because it needs to make several queries.\n\nThe final answer is stored in the memory and will be recalled on the next input from the user."}, "typeVersion": 1}, {"id": "ac819eb5-13b2-4280-b9d6-06ec1209700e", "name": "AI Agent", "type": "@n8n/n8n-nodes-langchain.agent", "position": [1020, 360], "parameters": {"agent": "sqlAgent", "options": {}, "dataSource": "sqlite"}, "typeVersion": 1.6}, {"id": "5ecaa3eb-e93e-4e41-bbc0-98a8c2b2d463", "name": "Chat Trigger", "type": "@n8n/n8n-nodes-langchain.chatTrigger", "position": [420, 360], "webhookId": "fb565f08-a459-4ff9-8249-1ede58599660", "parameters": {}, "typeVersion": 1}], "active": false, "pinData": {}, "settings": {"executionOrder": "v1"}, "versionId": "fbc06ddd-dbd8-49ee-bbee-2f495d5651a2", "connections": {"Chat Trigger": {"main": [[{"node": "Load local chinook.db", "type": "main", "index": 0}]]}, "Extract zip file": {"main": [[{"node": "Save chinook.db locally", "type": "main", "index": 0}]]}, "OpenAI Chat Model": {"ai_languageModel": [[{"node": "AI Agent", "type": "ai_languageModel", "index": 0}]]}, "Window Buffer Memory": {"ai_memory": [[{"node": "AI Agent", "type": "ai_memory", "index": 0}]]}, "Load local chinook.db": {"main": [[{"node": "Combine chat input with the binary", "type": "main", "index": 0}]]}, "Get chinook.zip example": {"main": [[{"node": "Extract zip file", "type": "main", "index": 0}]]}, "When clicking \"Test workflow\"": {"main": [[{"node": "Get chinook.zip example", "type": "main", "index": 0}]]}, "Combine chat input with the binary": {"main": [[{"node": "AI Agent", "type": "main", "index": 0}]]}}}