I want to install the pgcrypto extension on my postgresql installation on Windows. I found that I just have to call
CREATE EXTENSION pgcrypto; but I've got an error :
Syntax error on « CREATE » LINE 1: SELECT COUNT(*) AS total FROM (CREATE EXTENSION pgcrypto) AS...
(I'm on PostgreSQL 9.2.4 and I executed the sql line from phpPgAdmin with postgres user)