State some properties of relational databases?
Why function is used in sql?
Can we join 3 tables in sql?
what are all different types of collation sensitivity? : Sql dba
Explain the update statement in sql
what are the advantages of primary key over unique+notnull
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what is union? : Sql dba
When you have to use a default "rollback to" savepoint of plvlog?
Explain what is sql*plus?
What is primary key secondary key alternate key candidate key?
What are primary key and foreign key and how they work?
What is varray in pl sql?
What is the difference between sql/pl-sql/embeded sql?