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OCJA (1Z0 - 808) || Object Oriented Programming Abstraction

Hello Friends, Use the below links to access Durga Sir Videos and Downloadable Materials with Life-Time Access. 1. Oracle Java Certification: Shortest Way To Crack OCA 1Z0-808 Link: https://goo.gl/vcMKjz 2. Java 8 New Features In Simple Way Link: https://goo.gl/F2NfZi 3. Java 9 New Features In Simple Way : JShell, JPMS and More Link: https://goo.gl/s9PP1p 4. Complete JDBC Programming Part-1 Link: https://goo.gl/uT9sav 5. Complete JDBC...

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Class Objects - Inheritance and Hierachy ( GIVING ERRORS )

Hi guys I have a (People) or Users objects, of which I am using class inheritance to create the various objects. However I am getting errors INVALID COLUMN, when I add the object, Users_Accounts which exist in the database with their respective columns below, I get the error what am I doing wrong ? An unhandled exception occurred while processing the request. SqlException: Invalid column name 'Users_AccountsAccountID'. Invalid column...