How many primary keys can a table have?

0 Answers  

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Define implicit and explicit cursors.

0 Answers  

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what is the difference between group by and order by in sql? : Sql dba

0 Answers  

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what is the difference between primary key and unique key? : Sql dba

0 Answers  

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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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what is the maximum length of a table name, database name, and fieldname in mysql? : Sql dba

0 Answers  

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What are Global Temporary tables

3 Answers   IBM, TCS,

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IF EMP HAS 2 ROWS,DEPT HAS 4 ROWS.WHATS THE RESULT OF SELECT * FROM EMP,DEPT;

1 Answers  

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Write a unique difference between a function and a stored procedure.

0 Answers  

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How is a PL/SQL code compiled?

0 Answers  

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What is rename in sql?

0 Answers  

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What does count (*) mean?

0 Answers  

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