Happiest Minds Technologies Interview Questions, Process, and Tips

The number of columns that can be created in a table depends on the database management system being used.

• The limit varies depending on the DBMS

• For MySQL, the limit is 4096 columns per table

• For Oracle, the limit is 1000 columns per table

• The number of columns can also be limited by the available memory and disk space

Master database is the primary database that stores all the important data of an organization.

• Master database is the central repository of all the important data of an organization

• It is used to store and manage critical data such as customer information, financial data, and employee records

• It is usually the most secure and highly available database in an organization

• Examples of master databases include Oracle, SQL Serv