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What is a hash index?
A hash index organizes the search keys, with their associated pointers, into a hash file structure.
For the relations R and S given below: R S A B C 1 4 7 2 5 8 3 6 9
Normal 0 false false false EN-US X-NONE X-NONE MicrosoftInternetExplorer4
Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
Differance between DDL and SDL? DDL and SDL - The data definition language (DDL) is used through DBA and database designers to describe internal schema, conceptual schema, and
Explain the structure of well formed formulae in relational calculus. Ans: a. An atom is a formula b. If P1 is a formula, after that so are ¬P1 and (P1) c. If P1 and P2 a
What is Cross Product? Simply Cross product is Binary Operator
1) Information about a bank is about customers and their account. Customer has a name, address which consists of house number, area and city, and one or more phone numbers. Ac
Question: This question refers to the database schema. a) Express the following queries in SQL: (i) Write the SQL code that will create the table Company. Your answer sh
Explain data independence ? Data independence is the capacity to modify the schema at one stage of a database system without having to change the schema at the further level.
The Incident table, with an auto-incrementing incident number, etc, looks like: incident_num reporter date time incide
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