pgsql: pg_upgrade: use "" rather than '', for Windows

pg_upgrade: use "" rather than '', for Windows
If we ever support unix sockets on Windows, we should use "" rather than
'' for zero-length strings on the command-line, so use that.

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/3132a9b7ab3d76c15f88cfa29792fd888e7a959e

Modified Files
--------------
contrib/pg_upgrade/server.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--
Sent via pgsql-committers mailing list (pgsql-committers@postgresql.org)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-committers