00727naa#a2200181#i#450# EN\\bibl\123950 20260625021758.4 2413-2527 20260624b2026####ek#y0engy0150####ca RU Investigation of Data Fragmentation Impact on Read/Write Performance and Methods for Its Elimination in MySQL (InnoDB) Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2026 10 с. Journal article local Cистемы управления базами данных (СУБД). 004.65 Cherkasov Sergey Dmitrievich Homonenko Anatoliy Dmitrievich itt-pgups.ru