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UNION CLAUSE IN SQL

UNION CLAUSE The union operator in sql is used to combined two different queries into a singel table. For eg:-we have one table which have information about employee, also have another table that have information about their department, and their is

How to use Right Join on two tables

Right Join: Right Join is used to join two tables and it return all rows from right table(table 2) and matching rows from table 1(left table). The result is NULL for unmatched rows for table 1(left table). Right Join keyword is used to apply Right J

Binary Relationship

A Binary relationship is when there is relation between two entities.This relationship is further divided into three types. One to One One to Many Many to one Many to Many 1.One to One: In this relationship, one entity can be associated with jus

Temp Table and Temp variable in sql

Temp Table -Temporary Temp Tables 1)They can be created at run time in Tempdb database. 2)DDL,DML statements like select,update which can be executed on regular tables can be done on temporary tables. They can have constraints and can be indexed.

What is process to Copy entire date into other table in SQL Database ?

Hi Reader's, Welcome to FindNerd, today we are going to discuss what is process to Copy entire date into other table in SQL Database ? If you want to copy a SQL table into another table in the same SQL database then you should use copy statement

Joins in SQL with default values

While making joins in SQL you can have parameters which are passed in your query for getting result ALTER PROC [dbo].[uspGetNudgesDetails] @AccessToken VARCHAR(50), @BeaconID VARCHAR(50)=NULL, @CompanyID BIGINT =0, @TargetUserID BIGINT=0 AS BEG

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Authentication using Encyption and Decryption

  While providing user login in encrypted username and password you need to make sure that the credentials entered will first be encrypted and then matched into the database entries for providing login.   ALTER PROC [dbo].[uspAuthentica

Sequence in SQL

Sequences in SQL are used to create the auto generated values which are normally integers that follows a sequence.       CREATE SEQUENCE [schema.]sequence_name [ AS datatype ] [ START WITH value ] [ INCREMENT BY value ]

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SNMP in networking

SNMP is Simple Network Management Protocol. It is mainly used by servers to share their current information, and the channel by which the administrator can change the values.   While the protocol itself is very simple, the structure of program

Distinct keyword

It is used for conjunction with the select statement to eliminate the all the duplicate record and fetch only the unique record. There are many situation that we found duplicate data on the database and better to get unique ones. SELECT DISTINCT c

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