How many primary keys can a table have?
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What is the difference between between and in condition operators?
How to come back in normal stage in Mutating Table if mutating table is locked or update data?
diff b/w function and procedure?
What is self-join and what is the requirement of self-join?
how to create table with in the procedure or function?
What is the requirement of self-join?
how view used for security purposes?
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.
What do you think about pl/sql?
What is nosql example?
What is a primary key, and how is it different from a unique key?
types of exceptions and what is meant by pragma autonomous_transaction ?what is the use.
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