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Define page.
The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
prototype of a distributed information system for a national car part retail outlet chain.
Define reference file
What is association? Give an example of association Association is used for establishing relationships among classes. Association describe links among/between classes. For exa
Insertion Anomaly: Inability to show certain information-The primary key of the over relation be (enrolment number, Cno). Any new tuple to be inserted in the relation should have
Explain Instance and schemas? Instances and schemas: Databases changes over time as the information is deleted and inserted. The collection of information stored in database
Mappings between Levels and Data Independence The 3 levels of abstraction in the database do not exist separately of each other. There must be some correspondence, or mapping
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
What are the kinds of Strings? -A binary string in MySQL is one that MySQL treats as case sensitive in comparisons. -A non binary string in MySQL is one that MySQL does'nt
Develop a database broker framework to implement a persistence mechanism for the domain objects involved in the use case dealt with in Question 2. a. Specify the attribute type
milestone assignment
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