CREATE TABLE tableConversion (conversionId String, value Nullable(Double)) ENGINE = Log(); CREATE TABLE tableClick (clickId String, conversionId String, value Nullable(Double)) ENGINE = Log(); CREATE TABLE leftjoin (id String) ENGINE = Log(); INSERT INTO tableConversion(conversionId, value) VALUES ('Conversion 1', 1); INSERT INTO tableClick(clickId, conversionId, value) VALUES ('Click 1', 'Conversion 1', 14); INSERT INTO tableClick(clickId, conversionId, value) VALUES ('Click 2', 'Conversion 1', 15); INSERT INTO tableClick(clickId, conversionId, value) VALUES ('Click 3', 'Conversion 1', 16); SELECT conversion.conversionId AS myConversionId, click.clickId AS myClickId, click.myValue AS myValue FROM ( SELECT conversionId, value as myValue FROM tableConversion ) AS conversion INNER JOIN ( SELECT clickId, conversionId, value as myValue FROM tableClick ) AS click ON click.conversionId = conversion.conversionId LEFT JOIN ( SELECT * FROM leftjoin ) AS dummy ON (dummy.id = conversion.conversionId) ORDER BY myValue;