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Explain the Dynamic Hashing Techniques
There are two methods in it: extendible hashing - stores an access structure in addition to the file, and therefore is somewhat identical to indexing. The major difference is that the access structure is based upon the values that the result after application of the hash functions to the search field. The second one is, linear hashing - does not need additional access structures.
We face problem of stock Opening balance and closing balance in Minus
What is Nested Queries explain in details? Nested Queries - A SELECT query could have subquery(s) in it. While a SELECT query having another SELECT query in it, is known as n
Probelm: a) In the context of OODBMS, define the following terms with appropriate examples. (i) Object class. (ii) Abstract class. (iii) Aggregation. (iv)
why older data models are being replaced by new data models.
The primary key is selected from the
how to implement hyrise in C plus plus
Project Description: I would like to get a database of a website which has clients email name and phone number. If you are able to get information from a website, by entering
what is lossless & dependency preserving decomposition ?
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
Indexed (Indexed Sequential) File Organisation It organises the file like a big dictionary, i.e., records are kept in order of the key but an index is stored which also allows
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