Adult

Jpa - The Java Persistence API







The name of the object maintained by design becomes the table name and fields are converted into columns.

To do that, let's focus on the CustomerBean class and compare it to the CustomerBean entity.



Note: Default value of Strategy attribute is AUTO.



Here the required framework is taken over by JPA.







By comparison, in EJB 2.

To create a dynamic query, you use the createQuery method of the EntityManager.







Most of the time, a good JPQL Query can fulfill our needs and most importantly, maintain a level of abstraction from the actual database implementation.


Description: Generally, Java developers use lots of code, or use the proprietary framework jpa interact with the database, whereas using JPA, the burden of interacting with the database reduces significantly.

Sexy:
Funny:
Views: 3469 Date: 25.03.2022 Favorited: 103 favorites
Category: DEFAULT

User Comments 3

Post a comment

You can specify composite keys in two different ways, using an IdClass annotation or an EmbeddedId annotation.
Javatpoint Services JavaTpoint offers too many high quality services.

Hot Categories

    โธ-10-10}
  • DEFAULT
  • {/RANDCONTEXT}
    โธ-10-10}
  • DEFAULT
  • {/RANDCONTEXT}

Latest Comments

    +334reps
    Portal Rasmi Pembangunan Modal Insan. PROGRAM PENAJAAN HADIAH LATIHAN PERSEKUTUAN SESI 2023 . Jabatan Perkhidmatan Awam mempelawa Pegawai Kumpulan Pengurusan dan Profesional untuk memohon penajaan pengajian di peringkat Sarjana atau Kedoktoran (Ph.D) secara sepenuh masa di bawah Program Penajaan Hadiah Latihan Persekutuan (HLP) Sesi 2023.
    By: Aye_why_jay|||https://www.facebook.com/jay.why.5209|||https://twitter.com/Jay_aye_whY|||https://www.youtube.com/watch?v=sya2QAzmH1s
    +369reps
    JPA Health is a full-service public relations, marketing and advocacy agency with offices in Washington, Boston & London. Committed to creativity and strategy, we are leaders in health communications.
    By: B0GiN|||https://www.facebook.com/ActuallyHopingToKillmyself|||https://twitter.com/B0GiN_|||https://www.youtube.com/channel/UC9LQVFkIT2_IzA10uA1NVDQ
    +266reps
    We are a multinational design company with over thirty years of know-how. Come and explore our design experience.
    By: Diogo_____PT|||https://www.facebook.com/diogo.pt.336|||https://twitter.com/Diogo___PT|||https://www.youtube.com/channel/UCrqRcXAgMScTatbqE1oYHKg
    +234reps
    The EclipseLink JPA provides developers with a standards based Object-Relational persistence solution with additional support for many advanced features. EclipseLink JPA provides advanced support for leading relational databases and Java containers. SQL
    By: frydawg|||https://www.facebook.com/FryDawgTransport/|||https://twitter.com/_itsnotdaniel/status/1017445689339600896|||https://safer.fmcsa.dot.gov/query.asp?query_type=queryCarrierSnapshot&query_param=USDOT&query_string=3147955
    +374reps
    It is fully backward compatible compatible to our JPA 2.1, 2.0 and 1.0 releases. The 2.x releases (2.4.3 is the latest) are a production ready, compliant implementation of the JSR-317 Java Persistence 2.0 specification, which is backwards compatible to the JPA 1.0 specification and passes the Sun JPA 2.0 Technology Compatibility Kit.
    By: bigells|||https://m.facebook.com/BigElls-BBQ-137326506827983/|||https://twitter.com/bigells|||https://www.reddit.com/user/bigells
fr.unrulymedia.com - 2022
DISCLAIMER: All models on www.xxxcrowlimg.com adult site are 18 years or older. fr.unrulymedia.com has a zero-tolerance policy against ILLEGAL pornography. All galleries and links are provided by 3rd parties. We have no control over the content of these pages. We take no responsibility for the content on any website which we link to, please use your own discretion while surfing the porn links.
Contact us | Privacy Policy | 18 USC 2257 | DMCA