PostgreSQL 7.3.4 Documentation
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# set_deftty

## Name

set_deftty -- set default connection debug terminal specification [DV]

## Synopsis

    set_deftty(terminal)

### Parameters

terminal

  New default debug terminal (string/`None`).

### Return Type

string or `None`

  Previous default debug terminal specification.

### Exceptions

`TypeError`

  Bad argument type, or too many arguments.

## Description

`set_deftty()` sets the default terminal value for new connections. If `None` is supplied as parameter, environment variables will be used in future connections. It returns the previous setting for default terminal.

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