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What are the two approaches to store relations in distributed database?
a) Replication
b) Fragmentation
In object oriented design, which steps must designer take to adjust inheritance? To readjust inheritance following steps should be taken: i) Rearrange and adjust the classe
What is the difference between a key and a superkey? Key - A key a single attribute or a combination of two or more attributes of an entity set which is used to identify one
Table_Name( attribute_1, attribute_2, attribute_3, ….. ,attribute_x) Primary Key ( attribute_1, attribute_2) Foreign Key attribute_4 References Table_Name_2 (repeat for each fore
What is an Index? An index is a small table having only two columns. The first column has a copy of the primary or candidate key of a table and the second column having a set o
Create Relational Database Model (RDM) for Sailing bed and breakfast club Table_Name( attribute_1, attribute_2, attribute_3, ? ,attribute_x) Primary Key ( attribute_1, attribute_2)
#questiontypes of keys examples..
A field-groups statement or an insert statement reverses storage space and transfers values. False.
What is a hash index? A hash index organizes the search keys, with their associated pointers, into a hash file structure.
About Attribute inheritance
State the Object Design for Processing The object design phase comes after analysis and system design phase. The object design phase includes implementation details like as i
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