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write program
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
how to make an e r diagram?
In which format database schema is written ? Data base schema is written in the DDL format.
" Wound-wait" scheme : It is based on a preemptive method. It is based on a simple rule: If Ti requests a database resource that is held by Tj
it can be possible to create any table without primary key
Nested Queries Let us see some more complex queries in this section. Sub-queries: Some of the basic concerns of sub-queries are: A sub-query is a SELECT statemen
What are the advantages of creating a table from existing table?
What is completeness constraint on generalization? Define the variation between total and partial design constraint. Give an example each. Ans: Completeness Constraints
how to calculate frequency count of algorithm
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