The problem of incomplete information in relational databases /
In a relational database the information is recorded as rows in tables. However, in many practical situations the available information is incomplete and the values for some columns are missing. Yet few existing database management systems allow the user to enter null values in the database. This mo...
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| Format: | eBook |
| Language: | English |
| Published: |
Berlin ; New York :
Springer-Verlag,
[1991]
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| Series: | Lecture notes in computer science ;
554. |
| Subjects: | |
| Online Access: | Connect to the full text of this electronic book |
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