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Natural Join: It is the similar like Equi join except one of the duplicate columns is removed in the result table. The natural join is the most usually used form of join operation.
Example :
SELECT CUSTOMER.CUTOID, CUSTONAME, ORDERID FROM CUSTOMER, ORDER
WHERE CUSTOMER.CUSTOID=ORDER.CUSTOID;
Output will be:
custoid custoname orderid
----------- --------------------- ----------
10 Pooja Enterprises 1001
12 Estern Enterprises 1002
3 Impressions 1003
wh
sir we want er diagram of bank management system in this main menu option as new account,deposit amount,withdraw amount,all acount holder list,modify account,close account
The External or View Level The external or view level is the highest level of abstraction of database. It gives a window on the conceptual view, which permits the user to see
Explain Alternate key? Alternate Key - All the candidate keys except primary key are known as alternate keys.
A customer places orders for parts and belongs to a particular industry group. An individual order is taken by a particular sales representative on a specific date and the sales re
Describe queries with complex types? The present extension of the SQL query language deal with the complex type Let us start with the simple example: Find the title and t
Explain data dictonary on oracle ? Data Dictionary - Data dictionaries are the system tables in which contain descriptions of the database objects and how they are structured.
#quesDefine a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pi
Explain the cartesian product in Database Management System
Define the terms entity, attribute, role and relationship between the entities, giving examples for each of them. Ans: Entity: An entity is a "thing" or "object" in th
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