Interview Questions on Sql Server -Part 3
1. What are the Sql Joins? Sql Joins are the way to get data from many tables based on some […]
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Interview Questions
January 2010
Interview Questions
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
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Interview Questions
Interview Questions on SQL Server -Part-1
1. What is the Normalization? Normalization:-Normalization can be defined as the process of organization the data to reduce the redundant
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Group by…..Having Clause
Group By:- Group By clauses is used to groups rows based on the distinct values of the specified columns. The
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Difference Between Having and Where Clause in Sql Server
Both Having Clause and Where clause is used to filter the data coming from the Select statement, but still there
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Interview Questions, SQL Basic Concepts, SQL Server
How to find duplicate values in a table
Sometimes duplicate values in tables can create a major problem when we do not make a primary key or a
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Sql Server View
Views:- View can be described as virtual table which derived its data from one or more than one table columns.It
SQL Normalization, SQL Server
Second Normal Form (2NF)
Second Normal Form (2NF) :-A table is said to be in its Second Normal Form if it satisfied the following conditions:- 1)
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SQL Normalization, SQL Server
Third Normal Form (3NF)
Third Normal Form (3NF) :- A table is said to be in the Third Normal form (3NF) if it satisfy
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SQL Normalization, SQL Server
First Normal form (INF)
First Normal Form (INF) A table is said to be in a First Normal Form (1NF) if it satisfy the
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SQL Normalization, SQL Server
Database Normalization
Database Normalization Normalization Database Normalization can be defined as the process of organization the data to reduce the redundant table
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Indexes in Sql server
Indexes-Indexing is way to sort and search records in the table. It will improve the speed of locating and retrieval
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Difference between Clustered Index and Non clustered Index
Indexes-Indexing is way to sort and search records in the table. It will improve the speed of locating and retrieval
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Sql Joins- Inner Joins, Self Joins, Outer Joins, Cross Joins
Introduction I generally feel that people are afraid of Joins in SQL Server. But if they know what the different
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