composite key造句
1. This is accomplished by using a composite key.
2. This duplication is required to create the composite key.
3. To define a composite key, you simply take some attributes from the domain and combine them to provide the required degree of row uniqueness.
4. The combination of all these factors may make composite key design a necessity.
5. These annotations are used to define the composite key columns: "STREET" and "CITY" respectively.
6. XML indexes cannot be composite key indexes like multi-column relational indexes.
7. The composite key defined in listings 1 and 2 allows you to bundle a number of columns together.
8. This annotation is the first piece of the composite key jigsaw puzzle.
9. You create a composite key as an anonymous type or named typed with the values that you want to compare.
10. A composite key is a key made up of multiple columns.
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11. A business object could be identified by more than one of its properties, which is called a composite key.
12. Also, there may be business processes that map onto the composite key data.
13. The grouping is based on a key or a composite key consisting of multiple keys.
14. To uniquely represent a dimension using identifiers from an operational system, you sometimes need to use a composite key.
15. Shenyang Metro East sub-machine composite mill, built in 2003, is specialized in production of bimetal composite key enterprises.