Documentation → PostgreSQL 7.1

Unsupported versions: 7.3 / 7.2 / 7.1

Historical version. PostgreSQL 7.1 reached end of support in April 2006. See the current manual for supported releases.

PostgreSQL 7.1.3 Documentation
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1.7. libpq Tracing Functions

PQtrace Enable tracing of the frontend/backend communication to a debugging file stream.
```
void PQtrace(PGconn *conn
             FILE *debug_port)
```
PQuntrace Disable tracing started by PQtrace
```
void PQuntrace(PGconn *conn)
```

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