Show backend status on ps command line. Remove unused args from

Bruce Momjian <bruce@momjian.us>

Commit: a576a60e3f24e6c7a81442f0e7c8615e43819d8a
Author: Bruce Momjian <bruce@momjian.us>
Date: 1998-06-04T17:26:49Z
Releases: 7.1.1
Show backend status on ps command line.  Remove unused args from
pg_exec_query().

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