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unique index

akcenty
micr. уникальный индекс (An index in which no two rows are permitted to have the same index value, thus prohibiting duplicate index or key values); однозначный индекс (An index in which no two rows are permitted to have the same index value, thus prohibiting duplicate index or key values)
technol. уникальный индекс
unique index
: 3 do fraz, 2 tematyki
Bazy danych2
Ekologia1