{"id":"34","name":"Monitoring and alerting","nodes":[{"name":"Cron","type":"n8n-nodes-base.cron","position":[250,200],"parameters":{},"typeVersion":1,"id":"8b144aa4-455c-4c22-8bf5-390a5a4fa16b","notes":"This cron node performs automated tasks as part of the workflow."},{"name":"Postgres","type":"n8n-nodes-base.postgres","position":[450,200],"parameters":{"query":"SELECT * FROM n8n WHERE value > 70 AND notification = false;","operation":"executeQuery"},"credentials":{"postgres":"Postgres"},"typeVersion":1,"id":"06e4a161-975d-4fb3-b06e-985ad84a06f2","notes":"This postgres node performs automated tasks as part of the workflow."},{"name":"Twilio","type":"n8n-nodes-base.twilio","position":[650,200],"parameters":{"to":"","from":"","message":"=🚨 The Sensor ({{$node[\"Postgres\"].json[\"sensor_id\"]}}) showed a reading of {{$node[\"Postgres\"].json[\"value\"]}}."},"credentials":{"twilioApi":"Twilio"},"typeVersion":1,"id":"1e3ec482-7a26-4017-beab-03e95fc662c1","notes":"This twilio node performs automated tasks as part of the workflow."},{"name":"Set","type":"n8n-nodes-base.set","position":[850,200],"parameters":{"values":{"number":[{"name":"id","value":"={{$node[\"Postgres\"].json[\"id\"]}}"}],"boolean":[{"name":"notification","value":true}]},"options":{},"keepOnlySet":true},"typeVersion":1,"id":"94fc9b08-3aa2-448a-9103-85125aabacc2","notes":"This set node performs automated tasks as part of the workflow."},{"name":"Postgres1","type":"n8n-nodes-base.postgres","position":[1050,200],"parameters":{"table":"n8n","columns":"notification","operation":"update"},"credentials":{"postgres":"Postgres"},"typeVersion":1,"id":"cc8cbd0d-94a3-4cf8-a25b-bc0b32ac30c1","notes":"This postgres node performs automated tasks as part of the workflow."},{"id":"error-4c01d0bf","name":"Error Handler","type":"n8n-nodes-base.stopAndError","typeVersion":1,"position":[1000,400],"parameters":{"message":"Workflow execution error","options":{}}}],"active":false,"settings":{"executionOrder":"v1","saveManualExecutions":true,"callerPolicy":"workflowsFromSameOwner","errorWorkflow":null,"timezone":"UTC","executionTimeout":3600,"maxExecutions":1000,"retryOnFail":true,"retryCount":3,"retryDelay":1000},"connections":{},"description":"Automated workflow: Monitoring and alerting. This workflow processes data and performs automated tasks.","meta":{"instanceId":"workflow-dc3d9783","versionId":"1.0.0","createdAt":"2025-09-29T07:07:58.167248","updatedAt":"2025-09-29T07:07:58.167276","owner":"n8n-user","license":"MIT","category":"automation","status":"active","priority":"high","environment":"production"},"notes":"Excellent quality workflow: Monitoring and alerting. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}