Λಈ͔ͨ͢Ίʹɺ model ͕ඞཁͰ͋Γɺ model database instance Λཉ͕͠ΔͳΒɺ main ʹ database instance Λ֎͔Β༩͑ͯ͋͛ Εྑ͍ɻ • ͜ͷରԠͰɺdatabase instance γεςϜͰ୯ ҰͰ͋Δܗ͕ଋ͞ΕΔɻ͜Εsingleton ͱ͍͏ σβΠϯύλʔϯɻ • Main ͷςετΛ͢Δͱ͖ɺ database instance ͱ query parameter ΛೖΕͨΒಈ࡞֬ೝ͕औΕΔΑ ͏ʹͳͬͨɻ ͱ͋ΔώϤίʔυ🐥