What Is Oracle 23ai? What Has Changed Compared to Previous Versions?

What Is Oracle 23ai?

Oracle Database 23ai represents Oracle’s strategic shift toward an AI-native database architecture. Unlike Oracle 19c (long-term support) and 21c (innovation-focused), 23ai embeds artificial intelligence directly into the database engine.

The “AI” in 23ai stands for:

  • Native Vector Data Type

  • AI-assisted query optimization

  • Semantic search capabilities

  • Modern developer-centric data modeling

For professionals starting their Oracle journey, strong SQL fundamentals remain essential. A solid starting point is:

Oracle Database 12c: Introduction to SQL

For advanced SQL within the 23ai ecosystem:

Oracle Database 23ai: SQL Workshop


Strategic Innovations in Oracle 23ai

AI Vector Search – Bringing Meaning to Data

Oracle 23ai introduces native support for vector data types, enabling:

  • Retrieval-Augmented Generation (RAG) architectures

  • Semantic similarity search

  • LLM-powered applications

  • AI-native enterprise systems

This makes Oracle competitive in modern AI-driven workloads.

Developers who want to explore these new capabilities in depth can refer to:

Oracle Database 23ai: New Features for Developers


JSON Relational Duality – Hybrid Data Modeling

One of the most transformative features in 23ai is JSON Relational Duality, allowing the same data to be represented as:

  • A relational table

  • A JSON document

Benefits include:

  • API-first application development

  • Reduced ORM complexity

  • Greater flexibility in microservice architectures

  • No performance trade-off between relational and document models

This significantly modernizes Oracle’s data architecture approach.


Administration & Zero Trust Security

Oracle 23ai strengthens database administration with:

  • AI-driven access policies

  • Enhanced auditing mechanisms

  • Improved privilege management

  • Cloud-native architecture alignment

  • Zero Trust security framework

DBAs aiming to master 23ai administration should consider:

Oracle Database 23ai: Administration Workshop


Performance & AI-Driven Tuning

Oracle 23ai introduces smarter performance management:

  • AI-assisted execution plan analysis

  • Automated index recommendations

  • Improved memory management

  • Faster analytical queries

For professionals focused on database optimization:

Oracle Database: Performance Management and Tuning


Oracle 23ai vs Previous Versions

Feature12c19c21c23ai
Long-Term SupportExpected
Native AIPartial
JSON Duality
Vector Search
Enterprise ReadinessHighVery HighMediumVery High


AreaOracle 19cOracle 21cOracle 23ai
Release StrategyLong Term SupportInnovation ReleaseAI-First Database
AI CapabilitiesLimited ML IntegrationsEnhanced MLNative AI + Vector Search
JSON SupportAdvancedImprovedJSON Relational Duality
PerformanceStable & MatureExperimental EnhancementsAI-Driven Optimization
SecurityAdvanced SecurityBlockchain TablesZero Trust + Intelligent Policies
Developer ExperienceSQL & PL/SQLAutoMLAI-Enhanced SQL


Oracle 23ai and Certification Path

The evolution of Oracle 23ai significantly impacts Oracle certification tracks.

Oracle Certified Associate (OCA)

Focus Areas:

  • SQL fundamentals

  • Data modeling

  • Core database concepts

Strong SQL knowledge is essential for this level.


Oracle Certified Professional (OCP)

Focus Areas:

  • Database administration

  • Performance tuning

  • Backup & recovery

  • Security management

With 23ai, AI-related features are expected to become increasingly relevant in certification objectives.

Relevant training paths include:

SQL specialization:
Oracle Database 23ai: SQL Workshop

Administration focus:
Oracle Database 23ai: Administration Workshop


Oracle Certified Master (OCM)

Focus Areas:

  • Advanced architecture

  • Disaster recovery

  • High availability (RAC, Data Guard)

  • Enterprise-scale deployments

Modern OCM-level expertise now requires understanding AI-ready database infrastructures.


Oracle 23ai & PL/SQL Ecosystem

While 23ai does not radically change PL/SQL syntax, it enhances how PL/SQL interacts with:

  • JSON data structures

  • AI-driven workloads

  • Modern API integrations

Advanced PL/SQL developers can deepen their expertise via:

Oracle Database: PL/SQL Workshop


Who Should Move to Oracle 23ai?

Oracle 23ai is ideal for:

  • Enterprises implementing AI projects

  • Financial institutions with advanced data analytics

  • Organizations adopting microservices

  • IT professionals pursuing Oracle certifications

  • Companies modernizing legacy Oracle deployments


Oracle 23ai is not merely a version upgrade. It is Oracle’s transition into an AI-first database era.

It delivers:

  • Native AI integration

  • Intelligent performance management

  • Advanced security architecture

  • Developer-friendly hybrid data modeling

  • Future-ready enterprise scalability

For professionals building a long-term Oracle career, Oracle 23ai is no longer optional — it is strategic.



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