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Category Archives: SQL Server
Intersection command in SQL Server
This function is used to returns distinct values that are returned by both the query on the left and right sides of the INTERSECT operand. For intersection command, below basic rules must be followed. The number and the order of … Continue reading
Exception handling in SQL Server
SQL server gives the exception/error handling mechanism which is similar to c#, Try..Catch block. In SQL Server, we can write the SQL Statements within the Try block and if any exception occurred control automatically goes to the group of SQL … Continue reading
While loop in SQL server
While loop in SQL server Introduction In While loop, we set a condition for the repeated execution of a Code block. So we use while loop in SQL Server to repeat execution of a SQL Code block or a SQL Statement … Continue reading
Posted in SQL Basic Concepts, SQL Server, SQL While loop
Tagged CodeProject, SQL Basic Concepts, Sql Server, While Loop In SQL Server
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Deleting Duplicate rows using CTE
Deleting Duplicate rows using CTE Many times we caught in a situation where we have a table where there is no primary or unique column defined in it and rows with duplicate data inserted in the table. In this example … Continue reading
Ranking Functions in SQL Server
Ranking Function:- Sometimes we need to provide a Row number to the rows in a table or within a partition. For example, suppose we want to give rank to sales man according to their sales amount in a particular month/year. … Continue reading
Stuff VS Replace function in SQL Server
Stuff VS Replace function Stuff Function This function is used to replace string from the given start position, passed as 2nd argument with string passed as last argument. In Stuff function, 3rd argument defines the number of characters which are … Continue reading
Case Statement/ Expression in SQL Server
Case Statement/ Expression in SQL server Sometimes we need to get one result output from multiple possible outcomes based on the evaluation of some expression. This expression can be a simple case expression which compares an expression with a set … Continue reading
Posted in Most Imp SQL Concepts, SQL Basic Concepts, SQL Server
Tagged CodeProject, SQL Basic Concepts
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Replication in SQL Server
Replication in SQL Server Introduction Replication in SQL Server is a way of distribution of database and their objects from one master database to one or more recipient databases which can be on the same server or on the remote server. … Continue reading
Log Shipping in SQL Server
Log Shipping in SQL Server Log Shipping Log Shipping in SQL Server is a process of keeping the latest copy of the database of the primary database server on the secondary database server with the help of transaction logs backup. … Continue reading
Posted in SQL Log Shipping, SQL Server
Tagged SQL Advance Concepts, SQL Log Shipping
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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