You should use a tool such as psql to access a Postgres database, however, you are not using the right incantation. -h specifies a host name, and clearly /usr/local/pgsql/data is not a hostname.

In recent years, PostgreSQL has become the default back-end choice of developers for many web and enterprise applications. PostgreSQL recently became available as one of the managed database offerings ...

The database is Postgres, which is, nowadays, a platform on which to build all kinds of database-like systems by creating extensions that deeply customize the core.

This white paper focuses on the most popular source and target for database migrations: moving from Oracle to Postgres. Oracle is the #1 legacy database, and its extremely onerous license policies are ...