What is sql select statement?
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State few characteristics of pl/sql?
write the Sql query for creating database backup?
What is a primary key example?
What is the difference between function, procedure and package in pl/sql?
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. pls give me answer. i want urgent
What does count (*) mean?
Is left join and outer join same?
Explain Connect by Prior?
can i use global variables in stored procedure or function
What are the different types of tables in sql?
What are the parameter modes supported by pl/sql?
Is a secondary key the same as a foreign key?