Why are indexes and views important to an organization?
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define a variable representing the expression used to calculate on emps total annual remuneration.use the variable in a statement which finds all emps who can earn 30000 a year or more.
How to run pl/sql statements in sql*plus?
I have a table with 1 million records out of which 10,000 records are of unique records, then if I will implement index, then which type of index shall I use and why shall I use?
what is indexing, searching and user interface?
select sal from emp group by sal
What is dcl in sql?
Why select is used in sql?
What are variables in pl sql?
What is the difference between a database and a relational database?
How do you explain an index?
What are triggers and its types?
what are date and time intervals? : Sql dba
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