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1. Create the tables for the play-scheme database as specified in the TMA. 2. Enter the data as given in the spreadsheet. 3. Create queries to retrieve specified information
Differentiate between horizontal & mixed horizontal fragmentation?
What is the role of a database administrator?
what do you mean by consistency in rdbms?
For each 1: n relationship type R involving two entities E1 and E2, we recognize the entity type (say E1) at the n-side of the relationship type R and contain primary key of the en
Multilevel Indexing Scheme Consider the indexing scheme where the address of the block is consider in the index for each record, for a little file, this index would be little a
How nulls are treated in comparison operator? Along with comparison (relational) operators, the null values are ignored as we cannot derive the relation along with the given op
E-R Model This data model is based on real world that consists of basic objects named entities and of relationship among these objects. Entities are illustrated in a database
A B-tree of order how much children m has maximum ? m has maximum m mchildren in a B tree.
In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
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