Connor Hohlen
College data project

SQL + Java Data System

A class project built around company-style records, Java object models, data conversion, and readable receipt output.

  • Java
  • SQL concepts
  • CSV + JSON
  • Data modeling
Java data-loading code displayed in the Eclipse IDE
Project gallery

Code, records, and final output.

The project is easier to understand by following the data from source files to the formatted result.

Java classes and project structure open in Eclipse
Object models organize people, stores, and items.
Structured project data open during development
Structured records provide the input.
Program output from the Java data project
Program output makes each processing step observable.
Printed-style receipt generated from the project’s company data
A formatted receipt turns the stored records into a readable result.
Data flow

One path from input to report.

Source recordsPeople, stores, items
Java modelsTyped objects
ProcessingConvert + organize
Receipt outputReadable report