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-bash-2.05b$ createuser -P testuser
Enter password for user "testuser":
Enter it again:
Shall the new user be allowed to create databases? (y/n) y
Shall the new user be allowed to create more new users? (y/n)y
CREATE USER
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template1=#update pg_shadow set usecreatedb = 't' where usename = 'testuser';
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