Bank CSV Import to Supabase

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 →

{
  "name": "Bank CSV Import to Supabase",
  "nodes": [
    {
      "parameters": {
        "pollInterval": "10m"
      },
      "name": "Google Drive Trigger",
      "type": "n8n-nodes-base.googleDriveTrigger",
      "typeVersion": 1,
      "position": [
        250,
        300
      ],
      "credentials": {
        "googleDriveOAuth2": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "options": {}
      },
      "name": "Spreadsheet File",
      "type": "n8n-nodes-base.spreadsheetFile",
      "typeVersion": 1,
      "position": [
        450,
        300
      ]
    },
    {
      "parameters": {
        "table": "transactions",
        "columns": "date, description, amount, category",
        "schema": "public"
      },
      "name": "Supabase Writer",
      "type": "n8n-nodes-base.supabase",
      "typeVersion": 1,
      "position": [
        850,
        300
      ],
      "credentials": {
        "supabaseApi": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "keepOnlySet": true,
        "values": {
          "string": [
            {
              "name": "date",
              "value": "={{ $json.Date }}"
            },
            {
              "name": "description",
              "value": "={{ $json.Description }}"
            },
            {
              "name": "category",
              "value": "={{ $json.Category || 'General' }}"
            }
          ],
          "number": [
            {
              "name": "amount",
              "value": "={{ parseFloat($json.Amount) }}"
            }
          ]
        },
        "options": {}
      },
      "name": "Map Columns",
      "type": "n8n-nodes-base.set",
      "typeVersion": 2,
      "position": [
        650,
        300
      ]
    }
  ],
  "connections": {
    "Google Drive Trigger": {
      "main": [
        [
          {
            "node": "Spreadsheet File",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Spreadsheet File": {
      "main": [
        [
          {
            "node": "Map Columns",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Map Columns": {
      "main": [
        [
          {
            "node": "Supabase Writer",
            "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.

• googleDriveOAuth2
• supabaseApi

About this workflow

Bank CSV Import to Supabase. Uses googleDriveTrigger, spreadsheetFile, supabase. Event-driven trigger; 4 nodes.

Source: https://github.com/manager-estimator/meraki-control-panel/blob/9fb4183fc532f57e1fa1995e581f78f1c0cd03c1/n8n/bank_csv_workflow.json — original creator credit. Request a take-down →

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