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Define check point and its impact on data base recovery. Ans: There could be hundreds of transactions handled per minute, in a large on-line database system.
List the SQL domain Types? SQL supports the following domain types. 1) Char(n) 2) varchar(n) 3) int 4) numeric(p,d) 5) float(n) 6) date.
Section A: Use the following tables to create a database called College. Use SQL commands. Student stuid(primary) lastName firstName
explain exhausitively the problems associated with er diagrams with ellustrations
What is relationship? Give examples A relationship is an association between several entities. Example: A depositor relationship associates a customer with every account tha
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Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
What is RDBMS? Relational Data Base Management Systems (RDBMS) are database management systems that maintain data records and indices in tables. Relationships may be formed and
Give detail description on Transactions. - Using transactions we can group all SQL commands into a single unit. - Transaction begins with some task and finishes only when a
what is inverted and multilist structure
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