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": "ZZ overseer-sql-runner (build tool)",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "overseer-sql-runner-__ZZ_SECRET__",
"responseMode": "lastNode",
"options": {}
},
"id": "wh-1",
"name": "Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
0,
0
]
},
{
"parameters": {
"operation": "executeQuery",
"query": "={{ $json.body.query }}",
"options": {}
},
"id": "pg-1",
"name": "Run SQL",
"type": "n8n-nodes-base.postgres",
"typeVersion": 2.4,
"position": [
220,
0
],
"credentials": {
"postgres": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Webhook": {
"main": [
[
{
"node": "Run SQL",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
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
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About this workflow
ZZ overseer-sql-runner (build tool). Uses postgres. Webhook trigger; 2 nodes.
Source: https://github.com/killerwaz/research-overseer/blob/master/workflows/tools/zz-sql-runner.json — original creator credit. Request a take-down →
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