 |
| |||
| 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 | |||
| unique index: 1 phrase in 1 subject |
| Ecology | 1 |
|
| |||
| 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 | |||
| unique index: 1 phrase in 1 subject |
| Ecology | 1 |