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n8n PostgreSQL Errors

n8n PostgreSQL node upsert not updating rows – on conflict fix

March 28, 2026

n8n PostgreSQL Errors

n8n PostgreSQL Connection Not Working – ECONNREFUSED, SSL & Docker Fix

April 2, 2026

n8n PostgreSQL Errors

n8n PostgreSQL node not updating – query parameters $1 $2 fix

March 28, 2026

n8n PostgreSQL Errors

n8n PostgreSQL high concurrency – connection pool and query optimisation

March 28, 2026

n8n PostgreSQL Errors

Categories

n8n API Integration Errors (17)
n8n Architectural & Decision-Making (16)
n8n Architectural Failure Modes (13)
n8n Architecture & Execution Foundations (19)
n8n Authentication Errors (16)
n8n Automations (2)
n8n Cost & Infrastructure Economics (15)
n8n Degradation & Stability Issues (12)
n8n Installation & Setup Errors (16)
n8n MongoDB errors (12)
n8n Node-Specific Errors (25)
n8n Performance & Scaling (26)
n8n PostgreSQL Errors (4)
n8n Production Failure Patterns (11)
n8n Production Readiness & Scalability Risks (12)
n8n Queue Mode Errors (26)
n8n Redis errors (15)
n8n Security Errors (12)
n8n SQLite errors (13)
n8n vs Zapier (5)
n8n Webhook Errors (17)
Uncategorized (1)

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