Import CSV to Postgres Automatically

The workflow JSON

Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →

{
  "id": "q8GNbRhjQDwDpXoo",
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "name": "How to automatically import CSV files into postgres",
  "tags": [],
  "nodes": [
    {
      "id": "9ae270f2-6e32-4a14-8a03-634b9c66004d",
      "name": "On clicking 'execute'",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        -340,
        -80
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "96de1409-9c48-4357-aaef-2202dec478a9",
      "name": "Read From File",
      "type": "n8n-nodes-base.readBinaryFile",
      "position": [
        -140,
        -80
      ],
      "parameters": {
        "filePath": "/tmp/t1.csv"
      },
      "typeVersion": 1
    },
    {
      "id": "22b002df-51fd-4074-8741-c9a754996170",
      "name": "Convert To Spreadsheet",
      "type": "n8n-nodes-base.spreadsheetFile",
      "position": [
        60,
        -80
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 1
    },
    {
      "id": "0ec04e46-be13-40c3-a4a4-60787bf02a1f",
      "name": "Postgres",
      "type": "n8n-nodes-base.postgres",
      "position": [
        320,
        -80
      ],
      "parameters": {
        "table": {
          "__rl": true,
          "mode": "name",
          "value": "t1"
        },
        "schema": {
          "__rl": true,
          "mode": "list",
          "value": "public",
          "cachedResultName": "public"
        },
        "columns": {
          "value": {
            "id": 0
          },
          "schema": [
            {
              "id": "id",
              "type": "number",
              "display": true,
              "removed": false,
              "required": false,
              "displayName": "id",
              "defaultMatch": true,
              "canBeUsedToMatch": true
            },
            {
              "id": "name",
              "type": "string",
              "display": true,
              "required": false,
              "displayName": "name",
              "defaultMatch": false,
              "canBeUsedToMatch": true
            }
          ],
          "mappingMode": "autoMapInputData",
          "matchingColumns": [
            "id"
          ],
          "attemptToConvertTypes": false,
          "convertFieldsToString": false
        },
        "options": {}
      },
      "credentials": {
        "postgres": {
          "name": "<your credential>"
        }
      },
      "typeVersion": 2.5
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "332ff892-d7c2-4e11-8119-e95a2ded82e7",
  "connections": {
    "Read From File": {
      "main": [
        [
          {
            "node": "Convert To Spreadsheet",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "On clicking 'execute'": {
      "main": [
        [
          {
            "node": "Read From File",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Convert To Spreadsheet": {
      "main": [
        [
          {
            "node": "Postgres",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

Credentials you'll need

Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.

• postgres

About this workflow

How to automatically import CSV files into postgres. Uses manualTrigger, readBinaryFile, spreadsheetFile, postgres. Event-driven trigger; 4 nodes.

Source: https://github.com/Zie619/n8n-workflows — original creator credit. Request a take-down →

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