Answered step by step
Verified Expert Solution
Question
1 Approved Answer
Write a java controller that will save required data into the database. Controller will check Primary Key availability first. If entry_no is vacant then the
Write a java controller that will save required data into the database. Controller will check "Primary Key" availability first. If "entry_no" is vacant then the information will be saved otherwise an alert will be issued. Consider the given information in constructing the controller
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
MongoDB 4 Quick Start Guide Learn The Skills You Need To Work With The World S Most Popular NoSQL Database
Authors: Doug Bierer
1st Edition
1789343534, 978-1789343533
