Interview Questions and answers - SQL Server Day 8

Question: What is schema in SQL Server? How can we create the schema in SQL Server?

Answer: Schema introduced in SQL Server 2005 which is used for separation, Management and Ownership of the database object. Schema is a distinct namespace that is used to store the database object. It is remove the tight coupling of database objects and owners to improve the security administration of database objects.

Create schema using wizard 




Create schema using query

USE [Test]
GO
--Create Schema MySchema
CREATE SCHEMA [MySchema] AUTHORIZATION [dilip] --dilip is the owner (database user)
GO

Question: How to change the schema of the table in SQL Server?

Answer: Suppose we have a table Codefari which has default schema [dbo] and we have to transfer it in schema [blog], the following query may help you.
CREATE SCHEMA Blog
GO

ALTER SCHEMA Blog
TRANSFER dbo.Codefari
GO

Question: How to drop schema in SQL Server?
Answer: If we have permission then using the following query we can drop the schema.

DROP Schema Blog

PostgreSQL-Query: Sort result set by specific field values using ORDER BY Clause

Problem: Suppose we have a book_inventory table which has some columns such as id, isbn, title, author, publisher, publish_date, etc.. whe...