Write a query to remove duplicate rows from a table?

904

---

Write a query to create a duplicate table with and without data present?

873

---

Explain database partitioning and its importance.

994

---

Mention the differences between the clustered and non-clustered index

913

---

write a query to retrieve the last day of next month in oracle.

947

---

Explain the term entity in dbms?

907

---

What is index hunting and how does it help in improving query performance?

2004

---

What do you understand by clause in sql?

1040

---

What are the differences between a dbms and rdbms?

1004

---

Explain the terms specialization and generalization.

962

---

Explain the term entity set in dbms?

1162

---

Explain the term entity type in dbms?

1024

---

What are the different types of keys in the database?

964

---

Mention the different languages present in dbms

969

---

What is sql and where is it used?

956

---