Practica 6: Ejercicio 1

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 →

{
  "updatedAt": "2025-12-07T14:16:24.000Z",
  "createdAt": "2025-12-07T14:10:18.383Z",
  "id": "RPqTXhZQvkP6c5bG",
  "name": "Practica 6: Ejercicio 1",
  "description": null,
  "active": false,
  "isArchived": false,
  "nodes": [
    {
      "parameters": {},
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        0,
        0
      ],
      "id": "b057106d-6295-4e7b-90c4-29396421118b",
      "name": "When clicking \u2018Execute workflow\u2019"
    },
    {
      "parameters": {
        "operation": "deleteTable",
        "schema": {
          "__rl": true,
          "mode": "list",
          "value": "public"
        },
        "table": {
          "__rl": true,
          "value": "task",
          "mode": "list",
          "cachedResultName": "task"
        },
        "deleteCommand": "delete",
        "where": {
          "values": [
            {
              "column": "id",
              "value": "={{ $json.taskId }}"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.postgres",
      "typeVersion": 2.6,
      "position": [
        416,
        0
      ],
      "id": "6a22e456-b18a-4b42-9aa0-6c9359e633a5",
      "name": "Delete taskId",
      "credentials": {
        "postgres": {
          "name": "<your credential>"
        }
      }
    },
    {
      "parameters": {
        "assignments": {
          "assignments": [
            {
              "id": "72827f33-6357-432f-8d6a-f47d9818643a",
              "name": "taskId",
              "value": "0",
              "type": "string"
            }
          ]
        },
        "options": {}
      },
      "type": "n8n-nodes-base.set",
      "typeVersion": 3.4,
      "position": [
        208,
        0
      ],
      "id": "ff93d2ec-73e7-4c98-b41f-c3b9232adc27",
      "name": "taskId"
    }
  ],
  "connections": {
    "When clicking \u2018Execute workflow\u2019": {
      "main": [
        [
          {
            "node": "taskId",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "taskId": {
      "main": [
        [
          {
            "node": "Delete taskId",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "meta": {
    "templateCredsSetupCompleted": true
  },
  "versionId": "f29c6d38-252c-4607-a3b1-1fd8e41ad565",
  "activeVersionId": null,
  "versionCounter": 4,
  "triggerCount": 0,
  "tags": [],
  "shared": [
    {
      "updatedAt": "2025-12-07T14:10:18.391Z",
      "createdAt": "2025-12-07T14:10:18.391Z",
      "role": "workflow:owner",
      "workflowId": "RPqTXhZQvkP6c5bG",
      "projectId": "jEpZT8mLa3eTbWzT",
      "project": {
        "updatedAt": "2025-11-07T16:30:44.943Z",
        "createdAt": "2025-11-07T16:25:40.556Z",
        "id": "jEpZT8mLa3eTbWzT",
        "name": "Anass El Jabiry <aek676@inlumine.ual.es>",
        "type": "personal",
        "icon": null,
        "description": null,
        "creatorId": "685a70bc-7fcf-484c-be50-a33cd8a1716e"
      }
    }
  ]
}

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

Practica 6: Ejercicio 1. Uses postgres. Event-driven trigger; 3 nodes.

Source: https://github.com/aek676/itsi-2026/blob/main/workflows/RPqTXhZQvkP6c5bG.json — original creator credit. Request a take-down →

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