Interview Questions On Sql Server -Part 2
1. What is the difference between the Union and Union All? 1) Union is used to select distinct data […]
1. What is the difference between the Union and Union All? 1) Union is used to select distinct data […]
1. What is the Normalization? Normalization:-Normalization can be defined as the process of organization the data to reduce the redundant
Group By:- Group By clauses is used to groups rows based on the distinct values of the specified columns. The
Both Having Clause and Where clause is used to filter the data coming from the Select statement, but still there
Difference Between Having and Where Clause in Sql Server Read Post »
Sometimes duplicate values in tables can create a major problem when we do not make a primary key or a
Views:- View can be described as virtual table which derived its data from one or more than one table columns.It
Second Normal Form (2NF) :-A table is said to be in its Second Normal Form if it satisfied the following conditions:- 1)
Third Normal Form (3NF) :- A table is said to be in the Third Normal form (3NF) if it satisfy
First Normal Form (INF) A table is said to be in a First Normal Form (1NF) if it satisfy the
Database Normalization Normalization Database Normalization can be defined as the process of organization the data to reduce the redundant table
Indexes-Indexing is way to sort and search records in the table. It will improve the speed of locating and retrieval
Indexes-Indexing is way to sort and search records in the table. It will improve the speed of locating and retrieval
Difference between Clustered Index and Non clustered Index Read Post »
I generally feel that people are afraid of Joins in SQL Server. But if they know what the different types
Sql Joins- Inner Joins, Self Joins, Outer Joins, Cross Joins Read Post »
In Sql Server, both functions and stored procedures can be defined as the logically grouping of Sql statements formed to
Sql Server- Difference between Stored Procedure and Function Read Post »
Although the Delete and Truncate Commands logically does the same work of deleting the rows from the table but still