🤝 Enforce referential and data integrity in Cloud Firestore using triggers
AI-powered synthetic data generation — structured tables, unstructured documents, multi-provider LLM support, referential integrity, and code-gen mode for millions of rows
Bank Database made in SQL
A Convex component for cascading deletes — delete a record and all its dependents automatically, in the correct order.
University Database made in SQL
eZ Publish Legacy extension allowing to check integrity of data in the database and filesystem storage
Foreign-key-aware MySQL archiver: archive, copy, or purge a parent row with its entire child subgraph — dependency-ordered, verified before delete, crash-recoverable.
Command-line program that scans NMDC database for referential integrity violations
Implementation of referential integrity constraint when it is not a primary key-foreign key relationship
Herramienta de línea de comandos para analizar y medir la calidad de la integridad referencial en bases de datos relacionales.
SocialBook Database made in SQL, with comprehensive documentation.
PHP backend for dbrel-viz that turns your MySQL schema into an interactive relationship graph.
The Car Rental System is an automated platform that allows customers to browse available vehicles, make online reservations, and manage bookings with ease. It provides real-time vehicle availability and secure payment options, streamlining the rental process for both users and administrators.
Online retail management system
Structured data-cleaning pipeline built on the Olist e-commerce dataset, focusing on reproducible ingestion, schema profiling, and light standardization using Python and pandas. Emphasizes clear pipeline stages, auditability, and portfolio-ready documentation.
Deterministic, referentially-intact synthetic datasets for demos, tests and ML. Zero dependencies.
Comprehensive SQL script performing updates, inserts, queries, and managing referential integrity for a restaurant database.
PostgreSQL sales-analytics warehouse consolidating CRM and ERP CSV extracts into a star-schema reporting layer. Medallion architecture (Bronze → Silver → Gold) with data-quality rules, deduplication, and gold views (dim_customers, dim_products, fact_sales).
Profile a real warehouse, ship only a 156 KB JSON profile, regenerate it elsewhere. Referentially complete synthetic data from a schema plus a profile, using a Gaussian copula for correlation, labelled defect injection and byte-identical output from a seed. 101 SQL integrity checks, worst per-column KS 0.057, zero exact source matches.
Transaction-safe institutional record management prototype — SQL Server + C# (stored procedures + CRUD interface)
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