The statement in the book makes sense now. It is based on the premise as detailed in paragraph 1).
*unless your are reproducing significant portion of the code. * On Sat, 25 Apr 2020, 17:11 Holden Karau, <[email protected]> wrote: > I’m one of the authors. > > I think you’ve misunderstood the licenses here, but I am not a lawyer. > This is not legal advice but my understanding is: > > 1) Spark is Apache licensed so code your make using Spark doesn’t need to > be open source (it’s not GPL) > > 2) If you want to use examples from the book and you aren’t using a > substantial portion of the code from the book go for it. If you are using a > substantial portion of the code please talk to O’Reilly (the publisher) for > permission. > If you look at the book’s example repo you can find information about the > license the individual examples are available under, most are Apache > licensed but some components examples are GPL licensed. > > I hope this helps and your able to use the examples in the book to get > your job done and thanks for reading the book. > > On Sat, Apr 25, 2020 at 8:48 AM Som Lima <[email protected]> wrote: > >> The text is very clear on the issue of copyright infringement. Ask >> permission or you are committing an unlawful act. >> >> The words "significant portion" has not been quantified. >> >> So I have nothing to ask of the authors except may be to quantify. >> Quantification is a secondary issue. >> >> My reading of the text is that it applies to any spark user and not just >> me personally. >> >> The authors need to make clear to all spark users whether copyright >> infringement was their intent or not. >> >> The authors need to make clear to all spark users why should any >> development team share their Use Case in order avoid falling on the >> wrong side >> of copyright infringement claims. >> >> I understand you are also a named author of a book on Apache usage. >> >> Perhaps you can share with us from your expertise the need or your >> motivation for the addendum to the Apache Spark online usage documents. >> >> Let me rephrase my question. >> >> Does any Spark User feel as I do this text is a violation of Apache >> foundation's free licence agreement ? >> >> >> >> On Sat, 25 Apr 2020, 16:18 Sean Owen, <[email protected]> wrote: >> >>> You'll want to ask the authors directly ; the book is not produced by >>> the project itself, so can't answer here. >>> >>> On Sat, Apr 25, 2020, 8:42 AM Som Lima <[email protected]> wrote: >>> >>>> At the risk of being removed from the emailing I would like a >>>> clarification because I do not want to commit an unlawful act. >>>> Can you please clarify if I would be infringing copyright due to this >>>> text. >>>> *Book: High Performance Spark * >>>> *authors: holden Karau Rachel Warren.* >>>> *page xii:* >>>> >>>> * This book is here to help you get your job done ... If for example >>>> code is offered with this book, you may use it in your programs and >>>> documentation. You do not need to contact us for permission unless your are >>>> reproducing significant portion of the code. * >>>> >>> -- > Twitter: https://twitter.com/holdenkarau > Books (Learning Spark, High Performance Spark, etc.): > https://amzn.to/2MaRAG9 <https://amzn.to/2MaRAG9> > YouTube Live Streams: https://www.youtube.com/user/holdenkarau >
