docs: properly document psql auto encoding mode

In psql, both stdin and stdout must be terminals to get a client
encoding of 'auto'.

Patch by Albe Laurenz

Backpatch to 9.3.
pull/6/head
Bruce Momjian 12 years ago
parent 5d305d86bd
commit e183d11262
  1. 2
      doc/src/sgml/ref/psql-ref.sgml

@ -636,7 +636,7 @@ $ <userinput>psql postgresql://dbmaster:5433/mydb?sslmode=require</userinput>
</para>
<para>
If at least one of standard input or standard output are a
If both standard input and standard output are a
terminal, then <application>psql</application> sets the client
encoding to <quote>auto</quote>, which will detect the
appropriate client encoding from the locale settings

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