What is a variable in sql?

0 Answers  

---

Explian rowid, rownum?

0 Answers  

---

Write a sql query to get the third highest salary of an employee from employee_table?

0 Answers  

---

How to add new employee details in an employee_details table with the following details

0 Answers  

---

What is type and rowtype in pl sql?

0 Answers  

---

---

Why do we use sql constraints? Which constraints we can use while creating database in sql?

0 Answers  

---

Which sql statement is used to return only different values?

0 Answers  

---

what are the different tables present in mysql, which type of table is generated when we are creating a table in the following syntax: create table employee (eno int(2),ename varchar(10)) ? : Sql dba

0 Answers  

---

Where is all the data on the internet stored?

0 Answers  

---

what is the difference between union and union all

14 Answers   IBM, Luxoft, Oracle,

---

What action do you have to perform before retrieving data from the next result set of a stored procedure ?

0 Answers   Microsoft,

---

Define sql delete statement.

0 Answers  

---