Path: csiph.com!optima2.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!1.eu.feeder.erje.net!news.swapon.de!eternal-september.org!feeder.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: Cecil Westerhof Newsgroups: comp.lang.java.programmer Subject: Re: From JDBC to JPA Date: Sat, 25 Jul 2015 10:37:14 +0200 Organization: Decebal Computing Lines: 40 Message-ID: <87oaj0vdj9.fsf@Equus.decebal.nl> References: <87380doatw.fsf@Equus.decebal.nl> <87y4i5mig2.fsf@Equus.decebal.nl> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: mx02.eternal-september.org; posting-host="528adfd6ad074c92fdc6a7f8fb9e23d8"; logging-data="30543"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+XheFrdXMJ8d6q2I4O7KC5pD4VGk/SmJU=" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) X-Homepage: http://www.decebal.nl/ Cancel-Lock: sha1:YUSYj363t2n3e+jqOC6GMKWDqhM= sha1:HL4NlY3FndjdJ+xD1WHhRpOSNxo= Xref: csiph.com comp.lang.java.programmer:32136 On Saturday 25 Jul 2015 06:23 CEST, Eternal Hope wrote: > On 24/07/2015 21:03, Cecil Westerhof wrote: >> On Friday 24 Jul 2015 18:53 CEST, Eternal Hope wrote: >> >>> On 24/07/2015 16:05, Cecil Westerhof wrote: >>>> I need to change the use of JDBC to JPA in a range of >>>> applications. I am new to JPA. Anyone good tips or links on how >>>> to accomplish this? Until now I did not find anything very useful >>>> with Google. >>> >>> http://openjpa.apache.org/ >>> >>> http://openjpa.apache.org/builds/2.4.0/apache-openjpa/docs/manual.pdf >> >> That the best documentation is for a certain implementation and not >> from JPA is a bad omen. :'-( > > Not sure what you mean by 'from JPA' JPA is a specification > currently 'owned and maintained' by Larry and his pals. I mend that when I am told to read the openJPA documentation instead of the JPA documentation that I find this not a good sign. > Try > http://www.oracle.com/technetwork/java/javaee/tech/persistence-jsp-140049.html > > Although I have to admit that I find the oracle documentation a > litte dense sometimes. > > Check out https://www.jcp.org/en/jsr/detail?id=220 if you want to > fry your brain I will add your links also. -- Cecil Westerhof Senior Software Engineer LinkedIn: http://www.linkedin.com/in/cecilwesterhof