High Performance Java Persistence Training in Finland

  • 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 Finland facilities. Private class trainings will be organized at the location of your preference, according to your schedule.

01 tammikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
01 tammikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
26 tammikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
04 helmikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
16 helmikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
17 helmikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
26 tammikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
04 helmikuuta 2025 (1 Day)
Helsinki, Espoo
Classroom / Virtual Classroom
High Performance Java Persistence Training Course in Finland

Finland is a country located in northern Europe. Helsinki is the capital and largest city of the country. The majority of the people are Finns but there is also a small Lapp population in Lapland, where the country is famous for the Northern Lights. Finland's national languages are Finnish and Swedish.

Known for its vast forests, lakes, and natural beauty, Finland is one of the world's largest producers of forest products, such as paper, pulp, and lumber. One of the world's largest sea fortresses Suomenlinna, Rovaniemi with the "White Nights", dogsled safaris and of course the Northern Lights are what makes Finland so popular for tourists. Finland is one of the best places in the world to see the Northern Lights and attracts millions of tourists during its seasons.

Finland is home to a thriving technology industry and is widely recognized as one of the world's leading technology hubs. Companies such as Nokia and Rovio (creator of the popular game Angry Birds) are based in Finland. Some of the key factors that have contributed to Finland's success in technology include; strong investment in research and development, a highly educated workforce and fundings.

Finland has a strong educational system, and is widely regarded as one of the world's most literate countries. In fact, Finland's literacy rate is one of the highest in the world, and its students consistently perform well in international tests of math and reading ability.

Also, as a pioneer in environmental sustainability, Finland is known for its efforts to reduce its carbon footprint and promote clean energy. This Nordic country is also famous for its unique and distinctive cultural heritage, including its traditional folk music and its elaborate traditional costumes.

Helsinki, Finland's capital city, is the country's business center. Helsinki is Finland's largest city, and it is home to many of the country's major corporations and organizations, including many of the country's leading technology firms. The city is also a commercial, trade, and financial center, as well as one of the busiest ports in the Nordic region.

Take advantage of our diverse IT course offerings, spanning programming, software development, business skills, data science, cybersecurity, cloud computing and virtualization. Our knowledgeable instructors will provide you with practical training and industry insights, delivered directly to your chosen venue in Finland.
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