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What is recovery management component? Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
what are the reasons having variable length records
Consider a table student (std_id, std_name, date_of_birth, percent_marks, dept_name). Write a QBE query to display names of Computer Science department students who have scored mo
intent locking
What are attributes? Give examples. An entity is shown by a set of attributes. Attributes are descriptive properties possessed by every member of an entity set. Example: pos
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
Explain the steps for reduction of E-R model into relational model. Ans:(a) Entity set in E-R model will be considered as table name in relational Model. (b) Attributes of e
I want to fragment existing table using java code... help me..!!
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
can you create a database for me in oracle/sql
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