n8n-workflows/workflows/33_Postgres_Data_Ingestion.json
2025-05-14 11:58:29 +03:00

78 lines
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{
"id": "33",
"name": "Postgres Data Ingestion",
"nodes": [
{
"name": "Cron",
"type": "n8n-nodes-base.cron",
"position": [
300,
250
],
"parameters": {
"triggerTimes": {
"item": [
{
"mode": "everyMinute"
}
]
}
},
"typeVersion": 1
},
{
"name": "Function",
"type": "n8n-nodes-base.function",
"position": [
500,
250
],
"parameters": {
"functionCode": "var today = new Date();\nvar date = today.getFullYear()+'-'+(today.getMonth()+1)+'-'+today.getDate();\nvar time = today.getHours() + \":\" + today.getMinutes() + \":\" + today.getSeconds();\nvar dateTime = date+' '+time;\n\nitems[0].json.sensor_id = 'humidity01';\nitems[0].json.value = Math.ceil(Math.random()*100);\nitems[0].json.time_stamp = dateTime;\nitems[0].json.notification = false;\n\nreturn items;"
},
"typeVersion": 1
},
{
"name": "Postgres",
"type": "n8n-nodes-base.postgres",
"position": [
680,
250
],
"parameters": {
"table": "n8n",
"columns": "sensor_id,value,time_stamp,notification"
},
"credentials": {
"postgres": "Postgres"
},
"typeVersion": 1
}
],
"active": true,
"settings": {},
"connections": {
"Cron": {
"main": [
[
{
"node": "Function",
"type": "main",
"index": 0
}
]
]
},
"Function": {
"main": [
[
{
"node": "Postgres",
"type": "main",
"index": 0
}
]
]
}
}
}