what is a trigger? : Sql dba

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How can you tell the difference between an index and a view?

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How many sql commands are there?

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what is the correct way of selection statement a. select/from/table_name/orderby/groupby/having b. select/from/table_name/groupby/having/orderby

5 Answers   HCL, JPMorgan Chase,

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i have a customer table. 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_amt debit_credit_indicator i want get highest credit amount and lowest credit amount and highest debit amount and lowest debit amount for each trans_id.

2 Answers   Oracle,

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How to return multiple rows from the stored procedure?

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Can we create clustered index without primary key?

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How many types of privileges are available in sql?

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What is a join?

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What is a database trigger?

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function can return value ,procedure also return value through out parameter then what is the difference?

3 Answers   3i Infotech,

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What are the three forms of normalization?

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