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I'm completely at a loss as to how to get this working. I've uninstalled and reinstalled Postgresql via Homebrew, but the problem persists. "/usr/local/pgsql/data/nf": No such file or directory Postgres cannot access the server configuration file I've run a command to check whether the server is running, and it apparently is not.

Now, whenever I enter a SQL command from the command line, I receive the above message. At some point, I must've entered a command that messed things up. To connect into a specific database, execute the c command followed by the database name to enter and write queries.

Connect to a PostgreSQL database using PSQL. This is my second time setting up Postgresql via Homebrew on my Mac, and I have no clue what is going on. Note that using the command l in the psql command line interface will display all of the current PostgreSQL databases. In addition, they are categorized under two distinct file types, but mainly. Server running locally and accepting connections on Unix domain socket Eight known software programs (notably, Apple QuickTime Player developed by Apple) are related to the MAC file extension. It does not require PostgreSQL superuser privileges.įor example, if you want to export all data of the persons table into persons_client.Psql: could not connect to server: No such file or directory. To use \copy command, you just need to have sufficient privileges to your local machine. However, instead of server writing the CSV file, psql writes the CSV file, transfers data from the server to your local file system. The \copy command basically runs the COPY statement above. In case you have the access to a remote PostgreSQL database server, but you don’t have sufficient privileges to write to a file on it, you can use the PostgreSQL built-in command \copy. Export data from a table to CSV file using the \copy command The CSV file also needs to be writable by the user that PostgreSQL server runs as.

It means that the CSV file must reside on the database server machine, not your local machine.

Notice that the CSV file name that you specify in the COPY command must be written directly by the server. TO 'C:\tmp\persons_email_db.csv' DELIMITER ',' CSV Code language: SQL (Structured Query Language) ( sql )