0 format JSON JSONCompact XML test.hits CREATE TABLE IF NOT EXISTS table_{format} ENGINE = File({format}, '/dev/null') AS SELECT SearchPhrase, ClientIP6, URL, Referer, URLDomain FROM test.hits limit 0 INSERT INTO table_{format} SELECT SearchPhrase, ClientIP6, URL, Referer, URLDomain FROM test.hits LIMIT 100000 DROP TABLE IF EXISTS table_{format}