Update README.md

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README.md

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+--Description-All the queries mentioned below have been written using a SQL Server Management Studio (SSMS) GUI provided by microSoft and is platform dependent. Queries are executed using SQL server 2019 Developer edition. We create our own database here using basic sql commands and perform different queries over it to obtain various results. However you can use other different RDBMS such as SQLITE,MySQL,PostgreSQL,ORACLE. The syntax may change slightly although the basics SQL standards are mostly maintained.
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 --- Creating A Database
 
 Create Database SampleGitHub