apidays Paris 2024 - JSON Schema and Relational Databases - Bridging the Gap, Loïc Lefèvre, Oracle

JSON Schema and Relational Databases : Bridging the Gap!
Loïc Lefèvre, Senior Product Manager at Oracle

apidays Paris 2024 - The Future API Stack for Mass Innovation
December 3 - 5, 2024

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Transcript

1. JSON Schema and Relational Databases: Bridging the Gap! Loïc Lefèvre Oracle Database Senior Product Manager www.linkedin.com/in/loiclefevre @loiclefevre.bsky.social
2. Bridging the Gap: Two Facets of Data Copyright © 2024, Oracle and/or its affiliates | APIDays Paris 2024 2 Everything looks like Objects Everything looks like Rows and Columns Data SQL
3. Oracle Converged Database Copyright © 2024, Oracle and/or its affiliates | APIDays Paris 2024 3 Blockchain tables In-Database Machine Learning Spatial Relational Columnar analytics Property Graph/RDF Native Binary JSON/XML Text Data Transactional Event Queue Vector embeddings Internet of Things External Data
4. JSON in the Oracle Database – Quick Update Copyright © 2024, Oracle and/or its affiliates | APIDays Paris 2024 4 12cR2 Dataguide, Columnar processing, Search index 12c (2014) JSON-text storage and query processing SODA APIs 18c GeoJSON, On statement Materialized Views, SODA for PL/SQL 19c Binary JSON storage (OSON), MongoDB API, Partial updates 21c Native JSON datatype, Multivalue index 23ai Duality views, JSON native collections, JSON Schemas, JS stored procedures, Performance…
5. Copyright © 2024, Oracle and/or its affiliates | APIDays Paris 2024 5 JSON Schemas Use Cases for Databases Performance Improvement • Leverage JSON schema vocabulary for databases • Allows casting field values into SQL datatypes (using extendedType) during DMLs • Ensure better performance for non-JSON-standard types: DATE, TIMESTAMP, INTERVAL, VECTOR… Relational Model Evolution • A JSON Full-Text search index can maintain table level Data Guide in real-time • Upon insertion of new fields, the table gets new virtual columns flattening JSON documents hierarchies to ease analytics with SQL Data Validation • Validate JSON schema and JSON documents • Report errors • Data Use Case Domains can leverage JSON Schema • Centralize JSON schema for client-side validation JSON Data Guide • Get JSON schema from JSON document(s) • Detect field types, optional fields, hierarchies… • Generate JSON schema from database objects (tables, views, Duality Views…) https://github.com/json-schema-org/vocab-database/blob/main/database.md React frontend using JSON Schema for • Form validation • Input field titles, descriptions, etc. • Using just one library: json-schema-form Central shared JSON Schemas repository • Provides JSON Schema on-demand • For JSON collections, relational tables, etc. • Augment JSON Schemas with Annotations, relational constraints, etc. HTTPS/GET JSON Schema HTTPS/PUT Valid JSON document REST Data Service (ORDS)
6. Copyright © 2024, Oracle and/or its affiliates | APIDays Paris 2024 6 One last word ☺ GitHub repository for demos source code → https://github.com/loiclefevre/apidays-paris-2024 You can use Oracle Database for FREE (Linux, Windows, MAC OS, Always Free Autonomous, and Container) { “credits”: “Thank You” } JSON Schemas help Relational Databases Bridging the Gap! Data