web-hw-bookstore-backend

homework of web in second term, second term in university

1. intend to create a online bookstore, this is the code of backend.

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2. using JAVA

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3. four-tier architecture ( front-end uses router )

• controller
• model
• dao
• service
  • impl

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4. database: MySQL

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5. IDE
   Intelij IDEA (back-end )
   MySQL workbench
   VS Code ( front-end )