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PostgreSQL 9.6'da İstenmeyen Nest Loop ve Hash'e Katılın
PostgreSQL 9.6 sorgu planlamasında sorun yaşıyorum. Sorgum şöyle görünüyor: SET role plain_user; SELECT properties.* FROM properties JOIN entries_properties ON properties.id = entries_properties.property_id JOIN structures ON structures.id = entries_properties.entry_id WHERE structures."STRUKTURBERICHT" != '' AND properties."COMPOSITION" LIKE 'Mo%' AND ( properties."NAME" LIKE '%VASP-ase-preopt%' OR properties."CALCULATOR_ID" IN (7,22,25) ) AND properties."TYPE_ID" IN (6) …