STEP 1
import karma.sql in SQL folder to your database -open terminal
-mysql -u root -p karma < (location)\karma.sql
-type password
-Check your mysql database

STEP 2
-add your username and password in database.js

STEP 3
open terminal from root folder
-type npm install
-type npm start

API END POINTS

GET:http://localhost:8080/author to get all authors
POST:http://localhost:8080/author to add an author

GET:http://localhost:8080/author/:authorId to get details of a perticular author
PUT:http://localhost:8080/author/:authorId to update the details of perticular author
DELETE:http://localhost:8080/author/:authorId to delete a pertiular author

GET:http://localhost:8080/book to get all books
POST:http://localhost:8080/book to add a book

GET:http://localhost:8080/book/:bookId to get details of a perticular book
PUT:http://localhost:8080/book/:bookId to update the details of perticular book
DELETE:http://localhost:8080/books/:bookId to delete a pertiular book

GET:http://localhost:8080/review to get all books
POST:http://localhost:8080/review to add a review

GET:http://localhost:8080/review/:reviewId to get details of a perticular review
PUT:http://localhost:8080/review/:reviewId to update the details of perticular review
DELETE:http://localhost:8080/review/:reviewId to delete a pertiular review

GET:http://localhost:8080/review?book_Id=x to get all reviews book x
GET:http://localhost:8080/book?author_Id=x to get books of author x