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pg_dump

Extract a PostgreSQL database into a script file or other archive file.

More information.

Dump database into an SQL-script file:

pg_dump {db_name} > {output_file.sql}

Same as above, customize username:

pg_dump -U {username} {db_name} > {output_file.sql}

Same as above, customize host and port:

pg_dump -h {host} -p {port} {db_name} > {output_file.sql}

Dump a database into a custom-format archive file:

pg_dump -Fc {db_name} > {output_file.dump}

Dump only database data into an SQL-script file:

pg_dump -a {db_name} > {path/to/output_file.sql}

Dump only schema (data definitions) into an SQL-script file:

pg_dump -s {db_name} > {path/to/output_file.sql}

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