DDF.TECHNOLOGY

PortfolioLocalDBCrud

GitHub downloads
PortfolioLearning & Technical Examples
MIT / FREE WINFORMS v1.0.0

LocalDBCrud

A deliberately compact example focused on one goal: learning how to create and manage a complete CRUD workflow on a local database.

LocalDBCrud product dashboard with synthetic records
Verified build · synthetic records
01

// First run

Straight to the CRUD interface

  1. 01MSSQLLocalDBCreate database and schema
  2. 02Seed dataLoad three synthetic products
  3. 03CRUD + exportOpen the main form immediately
02

// Features

A compact exercise with a complete data flow

LocalDB bootstrap

Creates the product schema and synthetic seed data automatically.

CRUD

Insert, list, update and delete product records through parameterised commands.

Search and sort

Filter by name and sort the grid by name or price.

CSV + XLSX

Export the records for further inspection and exercises.

03

// Verified interface

The published build, without login screens

04

// Scope boundaries

Clear educational scope

Included

  • Parameterised database commands
  • Windows integrated LocalDB access
  • Synthetic initial records
  • No telemetry or remote services

Not a production template

  • No versioned database migrations
  • No multi-user concurrency strategy
  • No audit trail
  • No complete backup strategy
05

// Release & licence

Free, inspectable and reproducible

MIT License

Source and original documentation can be used, modified and redistributed while preserving the notice.

SHA-256

3d157a0429f6…14d3b5116
Verified after downloading the public asset.

Compatible dependencies

ClosedXML and its dependencies are explicitly attributed. The historical AGPL PDF component is not included.