Path: csiph.com!optima2.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!1.eu.feeder.erje.net!newsfeed.fsmpi.rwth-aachen.de!newsfeed.straub-nv.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: Fri, 24 Jul 2015 22:03:41 +0200 Organization: Decebal Computing Lines: 28 Message-ID: <87y4i5mig2.fsf@Equus.decebal.nl> References: <87380doatw.fsf@Equus.decebal.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: mx02.eternal-september.org; posting-host="528adfd6ad074c92fdc6a7f8fb9e23d8"; logging-data="5000"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18lvM2TPEkR0Cn97EKJNuTlbbBVDcJJUOg=" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) Cancel-Lock: sha1:t58CCmduVbA24TyPEhL1vufZ2lY= sha1:Ci+HTz4pWq8qRH7u3YfA6R/iEo8= X-Homepage: http://www.decebal.nl/ Xref: csiph.com comp.lang.java.programmer:32126 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. :'-( I need to write clean JPA code, because it should be possible two switch from Hubernate, to openJPA, to … in a moments notice. > Is about the best documentation I have found to date. > > Rather you than me. You are confirming my fears. ;-) -- Cecil Westerhof Senior Software Engineer LinkedIn: http://www.linkedin.com/in/cecilwesterhof