PostgreSQL:

COPY

Topic

COPY table_name [ ( column_name [, ...] ) ]
FROM { 'filename' | STDIN }
[ [ WITH ] ( option [, ...] ) ]

COPY { table_name [ ( column_name [, ...] ) ] | ( query ) }
TO { 'filename' | STDOUT }
[ [ WITH ] ( option [, ...] ) ]

where option can be one of:

FORMAT format_name
OIDS [ boolean ]
DELIMITER 'delimiter_character'
NULL 'null_string'
HEADER [ boolean ]
QUOTE 'quote_character'
ESCAPE 'escape_character'
FORCE_QUOTE { ( column_name [, ...] ) | * }
FORCE_NOT_NULL ( column_name [, ...] )
ENCODING 'encoding_name'

Example

COPY country TO STDOUT (DELIMITER '|');
COPY country FROM '/usr1/proj/bray/sql/country_data';
COPY (SELECT * FROM country WHERE country_name LIKE 'A%') TO
'/usr1/proj/bray/sql/a_list_countries.copy';