DELETE क्वेरी में स्वयं-संदर्भ प्राप्त करें

आंतरिक संदर्भ को व्युत्पन्न तालिका में लपेटें ।

DELETE FROM table
WHERE  Concat(name, version) NOT IN (SELECT nv
                                     FROM   (SELECT Concat(name, Max(version))
                                                    AS nv
                                             FROM   table
                                             GROUP  BY name) AS derived)