What is the difference between drop and truncate commands?
What is a package ? What are the advantages of packages ?
What is partition by in sql?
why does the selected column have to be in the group by clause or part of an aggregate function? : Sql dba
Is pl sql still used?
What are aggregate and scalar functions?
Can we use distinct and group by together?
How to make a copy values from one column to another in sql?
Is sqlite good enough for production?
What is the meaning of disabling a trigger?
What is a database link?
how to check the 3rd max salary from an employee table?
using subquery how can i calculate working days in a month?