I need a function for a train ticket reservation please answer it thanks in advance

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What are the uses of merge?

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What does an inner join do?

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trans_id trans_date trans_amt debit_credit_indicator 001 01-JAN-13 1099 cr 001 12-JAN-13 500 db 002 24-FEB-13 400 db 002 23-MAR-13 345 cr 001 18-APR-13 800 cr 002 15-MAR-13 600 db 001 12-FEB-13 200 cr i want like this output trans_id trans_date trans_amt debit_credit_indicator 001 JAN 1599 cr no.of trans 2 i want trans_id and trans_date like 'JAN' or 'FEB' etc, trans_amt i want all credit amount - debit amount per each trans_id. and debit_credit_indicator and no.of transactions in a month.

1 Answers   Oracle,

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Why is a trigger used?

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What is ROWID?

8 Answers  

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what are the authentication modes in sql server? How can it be changed? : Sql dba

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1. what is the exact use of hint in sql. 2. How we can avoid index scan in sql even though index is there in the table.

1 Answers   Polaris,

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What is the Subquery?

4 Answers  

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Which are the most commonly used sql joins?

1 Answers  

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i have a table with fields(id,name,accnt_type)and in account type are FD,SAVING,RD. Write a query to get How many number of People are in each type of Account?

6 Answers   Fidelity, IBM,

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What are different functions in sql?

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