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# http://stackoverflow.com/a/20056883 | |
CREATE OR REPLACE FUNCTION db_to_csv(path TEXT) RETURNS void AS $$ | |
declare | |
tables RECORD; | |
statement TEXT; | |
begin | |
FOR tables IN | |
SELECT (table_schema || '.' || table_name) AS schema_table | |
FROM information_schema.tables t INNER JOIN information_schema.schemata s | |
ON s.schema_name = t.table_schema | |
WHERE t.table_schema NOT IN ('pg_catalog', 'information_schema', 'configuration') | |
ORDER BY schema_table | |
LOOP | |
statement := 'COPY ' || tables.schema_table || ' TO ''' || path || '/' || tables.schema_table || '.csv' ||''' DELIMITER '';'' CSV HEADER'; | |
EXECUTE statement; | |
END LOOP; | |
return; | |
end; | |
$$ LANGUAGE plpgsql; |
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SELECT db_to_csv('/home/user/dir');
-- this will create one csv file per table, in /home/user/dir/