| Problem | Likely Fix | |---------|-------------| | Driver not showing in list | Installed wrong bitness (32 vs 64). Match your calling app. | | Connection timeout | Check firewall / pg_hba.conf – add client IP. | | Unicode character corruption | Use driver, not ANSI. | | "Password authentication failed" | Change pg_hba.conf from ident / peer to md5 or scram-sha-256 . | | Slow queries | Enable logging in PostgreSQL and check if ODBC is forcing sequential scans. |
A classic scenario: Your organization has years of Access front-ends but wants to move the backend to PostgreSQL. postgres odbc
High-performance drivers optimize data transfer and query execution. | Problem | Likely Fix | |---------|-------------| |