High Performance Java Persistence Training in Hong Kong

  • Learn via: Classroom / Virtual Classroom / Online
  • Duration: 1 Day
  • Price: Please contact for booking options
We can host this training at your preferred location. Contact us!

The High-Performance Java Persistence training is aimed to level up your team’s data access skills, covering JDBC, Hibernate, and many database essential topics for Oracle, SQL Server, MySQL or PostgreSQL.


About The Trainer

Vlad Mihalcea, is CEO of Hypersistence and works as a Developer Advocate for the Hibernate project. He is also author of the book High-Performance Java Persistence.


Day 1 - Introduction

  • O/R Mismatch
  • JPA vs Hibernate
  • Schema ownership and incremental migrations
  • Integration testing strategies

Hibernate Connection Management

  • Connection Providers
  • Connection Monitoring
  • Statement Logging and the statement count validator

Basic Mappings

  • Types
  • Entity
  • Embedded
  • JPA Identifiers
  • Legacy and enhanced identifier generators (hilo, pooled-lo)

Relationships

  • Many-to-One
  • One-to-One
  • One-to-Many
  • Many-to-Many
  • Embedded Collections

Day 2 - Inheritance

  • Single table inheritance caveats
  • Joined table inheritance caveats
  • Composition vs inheritance

Entity state transitions

  • Flushing basics
  • AUTO flush caveats
  • Dirty checking
  • Flush operation order
  • Bytecode enhancement dirty checking

Batch updates and ResultSet fetching

  • JDBC batching
  • How to batch INSERT and UPDATE statements
  • How to batch DELETE statements

Fetching

  • Natural key
  • DTO projections
  • Entity queries
  • LAZY vs EAGER
  • Query-time fetching

Concurrency control

  • Isolation levels and database concurrency control
  • Preventing lost updates in long conversations
  • Logical vs physical clock optimistic locking
  • Hibernate collections optimistic locking
  • Version-less optimistic locking
  • Java Persistence locking
  • Explicit OPTIMISTIC Lock Mode
  • OPTIMISTIC_FORCE_INCREMENT Lock Mode
  • PESSIMISTIC_FORCE_INCREMENT Lock Mode
  • PESSIMISTIC_READ and PESSIMISTIC_WRITE Lock Modes

Caching

  • Database caching
  • Application caching
  • Second-level cache entries
  • Cache synchronization strategies
  • READ_ONLY CacheConcurrencyStrategy
  • NONSTRICT_READ_WRITE CacheConcurrencyStrategy
  • READ_WRITE CacheConcurrencyStrategy
  • TRANSACTIONAL CacheConcurrencyStrategy
  • Collection Cache
  • Query Cache



Contact us for more detail about our trainings and for all other enquiries!

Upcoming Trainings

Join our public courses in our Hong Kong facilities. Private class trainings will be organized at the location of your preference, according to your schedule.

01 January 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
01 January 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
26 January 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
04 February 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
16 February 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
17 February 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
26 January 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
04 February 2025 (1 Day)
Hong Kong, Kowloon, Tsuen Wan
Classroom / Virtual Classroom
High Performance Java Persistence Training Course in Hong Kong

Hong Kong is officially known as the Hong Kong Special Administrative Region of the People's Republic of China (HKSAR) and is a city and special administrative region of China on the eastern Pearl River Delta in South China. Hong Kong is one of the most densely populated places in the world, with over 7.5 million population. The official languages of the HKSAR are Chinese and English. Hong Kong is a highly developed territory and ranks fourth on the United Nations Human Development Index and the residents of Hong Kong have the highest life expectancies in the world.

The best time to visit Hong Kong is from September to December, since the temperatures, averaging between 19 to 28 degree Celsius. During this outdoor activities-friendly travelling season, you can take a walk along Victoria Harbour, visit the islands of Lantau, Lamma and Cheung Chau and participate in the Mid-Autumn Festival. Top choices of the tourists to visit in Hong Kong are Big Buddha statue, Wong Tai Sin Temple, Repulse Bay and the Beaches and Hong Kong Disneyland.

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