What is the usage of nvl function?
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What does partition by mean in sql?
How to improve the performance of a pl/sq stored procedures or functions or triggers and packages ?
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What is trigger explain with example?
What is mutating error?
Can we use insert statement in function?
What does pl sql developer do?
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.
How can use stored procedures in sql?
What are packages in pl sql and also explain its advantages?
what is cross join? : Sql dba
what is oltp (online transaction processing)? : Sql dba
List the different type of joins?
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