Follow Us
Categories
- Azure (8)
- DBA (17)
- Festive Greetings (1)
- Interview Questions (29)
- Miscellaneous (10)
- SQL Server (99)
- Imp SQL Difference (6)
- Most Imp SQL Concepts (13)
- SQL ACID Rule (1)
- SQL Advanced (17)
- SQL Basic (10)
- SQL Basic Concepts (17)
- SQL Best Practices (2)
- SQL CTE (2)
- SQL Cursor (1)
- SQL Data Types (1)
- SQL Database Backup (1)
- SQL Database Mirroring (1)
- SQL Database Restoration (3)
- SQL DDL, DML, DCL, TCL (1)
- SQL Derived Table (1)
- SQL Functions (17)
- SQL Group By Having (1)
- SQL Indexes (7)
- SQL Isolation Level (1)
- SQL Joins (1)
- SQL Log Shipping (1)
- SQL Merge Command (1)
- SQL Normalization (5)
- SQL Output Clause (1)
- SQL Pivot and Unpivot table (1)
- SQL Primary Key Constraint (2)
- SQL Queries Sub-queries (1)
- SQL Ranking Function (1)
- SQL Replication (1)
- SQL Server Exception handling (1)
- SQL Stored Procedure (4)
- SQL Temporary Tables (3)
- SQL Triggers (3)
- SQL Union Function (1)
- SQL View (1)
- SQL While loop (1)
- SQL Tips (5)
-
Recent Posts
- SQL Joins Tricky Interview Questions April 17, 2019
- Point In Time Restore for Azure SQL Database January 8, 2019
- Azure – Creating an Azure SQL Database December 27, 2018
- Merry Christmas December 24, 2018
- SQL Triggers – An Introduction December 8, 2018
- Migrating SQL Database To Azure SQL Instance using Microsoft Database Migration Assistant (DMA) Tool November 25, 2018
- How to migrate SQL Database to Azure SQL Database using SSMS Export/Import November 19, 2018
Archives
- April 2019 (1)
- January 2019 (1)
- December 2018 (3)
- November 2018 (6)
- October 2018 (1)
- April 2018 (1)
- March 2018 (4)
- August 2017 (1)
- July 2017 (1)
- September 2016 (1)
- December 2015 (1)
- August 2015 (3)
- July 2015 (3)
- February 2015 (1)
- January 2015 (16)
- November 2014 (1)
- October 2014 (2)
- August 2014 (22)
- April 2014 (2)
- March 2014 (1)
- January 2014 (8)
- December 2013 (6)
- November 2013 (2)
- December 2012 (5)
- November 2012 (1)
- August 2012 (2)
- April 2012 (4)
- January 2012 (7)
- August 2011 (1)
- July 2011 (1)
- May 2011 (2)
- September 2010 (2)
- January 2010 (14)
- December 2009 (3)
- November 2009 (2)
- October 2009 (3)
- September 2009 (1)
- August 2009 (1)
Category Archives: SQL Indexes
Interview question – Is Clustered index on column with duplicate values possible?
Through this article, we are going to discuss three important interview questions of SQL which are given below:- 1) Can we create clustered index on a column containing duplicate values? 2) Can we create a Primary Key on a table on which a … Continue reading
SQL Script to find the missing indexes
Script to find the missing indexes Performance tuning in SQL is important exercise and index creation is an important part of it. Sometimes base on the frequent SQL queries, we need to create some indexes or missing indexes which are enhance the … Continue reading
Script to find the Fragmentation of indexes
Script to find the Fragmentation in Indexes In my previous articles, Fragmentation in SQL Server and Rebuild And Reorganization of Indexes , we talk in detail about Index fragmentation and rebuild or reorganize the indexes. Below is the SQL script which we … Continue reading
Rebuild And Reorganization of Indexes
Rebuild and Reorganization of Indexes SQL Server has the ability of maintaining the indexes whenever we makes changes (update, Insert, Delete) in the tables. Over a period of time, the may causes the fragmentation on the table in which the … Continue reading
Fragmentation in SQL Server
Fragmentation:- Fragmentation can be defined as condition where data is stored in a non continuous manner. This article help in understanding the fragmentation in SQL Server. It can be defined into two types1. Internal Fragmentation 2. External Fragmentation Internal Fragmentation:- … Continue reading
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 of records from the table.It can be compared with the index which we use in the book to search a … Continue reading
Posted in Most Imp SQL Concepts, SQL Indexes, SQL Server
Tagged SQL Advance Concepts, SQL Indexes
25 Comments
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 of records from the table.It can be compared with the index which we use in the book to search a … Continue reading