What is the primary key?

969

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How to select all records from the table?

1156

---

How to write a query to show the details of a student from students table whose

1014

---

List different type of expressions with the example.

943

---

Define join and name different types of joins?

1018

---

What do we need to check in database testing?

1035

---

How we can update the view?

1056

---

How do we use distinct statement? What is its use?

1040

---

Enlist some predefined exceptions?

1073

---

What do you mean by query optimization?

1016

---

Explain the difference between cursor declared in procedures and cursors declared in the package specification?

1178

---

What do you mean by stored procedures? How do we use it?

1007

---

Difference between truncate, delete and drop commands?

1096

---

How do you add a column to a table?

1070

---

What is a table?

1030

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