What is integrity and what is constraint??Explain with example

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what is ora 24313?what is the procedure to exclude that error?

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Please send me Informatica 8.1 certification dumps, my mail id mona85gupta@gmail.com

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what is difference between sql plus and sql*plus? (not sql and sql plus).

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Using the relations and the rules set out in the notes under each relation, write table create statements for the relations EMPLOYEE, FIRE and DESPATCH. You should aim to provide each constraint with a formal name, for example table_column_pk.

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Using the relations and the rules set out in the notes under each relation, write statements to create the two sequence generators specified in the notes.

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6. Display the client name and order date for all orders using the traditional method.

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11. Display the client number and name and the client number and name of the person who referred that client.

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15. Display the item_cost and then truncate it to the nearest hundred, ten, unit, tenth and hundredth.

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20. Using a set operator, display the client number of all clients who have never placed an order.

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21. Using a set operator, display the client number of all clients who have ever placed an order and whose whose name does not contain the string Sm.

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22. Display the order number, number of lines in the order, total number of items and total value for all orders that have a total value greater than $100

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1 01 101 01010

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Which is the most reliable programming language for RDBMS Relational Database Management System for Multi user applicaton. For PC application or web application ?

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Hi Team, This is kartik, I recently completed my B-tech. Importance of posting this question is for to know the best books on SQL(MYSQL/Oracle)? I like SQL concept's so much, at the same time i decided to choose SQL for my career purpose. So please suggest me the best books that are very helpful for a fresher to improve concepts like (SQL/PLSQL)Basics, programming concepts, architectures etc. Please consider my request as an important one. I am very thankful to you for providing this opportunity. If possible can you please send the names of books for my personal id also: karthikgdv1206@yahoo.com. Thanks, Kartik T

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