What does data normalization mean?
how to calcuate the second highest salary of he employee
Fetch an entire row from the employees table for a specific employee ID:
What are functions in sql?
How do we tune the code?
What are the steps for performance tuning.
What is sql in java?
Can we write ddl statements in functions?
When do we use triggers?
How do I count duplicates in sql?
Is mariadb nosql?
what is the difference between clustered and non clustered index in sql? : Sql dba
What are triggers, and when would you use them?