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| 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) | |||
| уникальный индекс | |||
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unique index : 3 phrases in 2 subjects |
| Databases | 2 |
| Ecology | 1 |