Please create a JIRA to trace this kind of issue. Willem Jiang
Twitter: willemjiang Weibo: 姜宁willem On Fri, Feb 1, 2019 at 1:42 PM 徐毅 <[email protected]> wrote: > > Hi > > > Thanks for your feedback and welcome to our community. > There is a little difference between jdk8 and jdk11. > > > If you use jdk8 and run `java -version`, you will see > -------------------------------- > $ java -version > java version "1.8.0_181" > Java(TM) SE Runtime Environment (build 1.8.0_181-b13) > Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode) > -------------------------------- > > > If you use jdk11 and run `java -version`, you will see > -------------------------------- > $ java -version > java version "11.0.1" 2018-10-16 LTS > Java(TM) SE Runtime Environment 18.9 (build 11.0.1+13-LTS) > Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.1+13-LTS, mixed mode) > -------------------------------- > > > For jdk11 , the major version is in the first place, but for jdk8 is in the > second place. So when i get {major_version}.{minor_version}.xx, i will check > whether major_version is 1. if major_version equals to 1, i will use > minor_version. It works on jdk8. Otherwise, for jdk11, major_version equals > to 11 and i will use this value. > > > Sorry about that I did not take OpenJDK into consideration, OpenJDK uses `+` > not `.` to split versions, I will find out how to make our script > compatible with both OracleJDK and OpenJDK soon. > > > Thanks > Xu Yi > On 2/1/2019 07:33，Andreas Oswald<[email protected]> wrote： > Hi, there, > > I got the hint to IOTDB from Chris Dutz of codencentric in Germany the head > of Apache PCL4X (incubating) > > I just have privat interest in time series databases. In my former job i have > worked intensly with a commercial database called infoplus.21 of the american > company aspentech. Being curious, if one could have got similar service with > an open source solution, I discussed that with Chris telling him, that I had > tried InfluxDB and he then told me about your project. > > Being brave I started with building from source and ran in some small issues > when starting the server but now fail to connect the client to the server. > > I´ve built the sources available from > https://github.com/apache/incubator-iotdb.git on Windows 10 with Maven 3.5.4 > and OpenJDK 11+28 > > C:\>javac -fullversion > javac full version "11+28" > > The version detection in start-server.bat can´t handle that fullversion yet. > So for testing I hardcoded > > IF "%MAJOR_VERSION%" == "11+28" ( > set JAVA_VERSION=11 > REM set JAVA_VERSION=%MINOR_VERSION% > ) else ( > set JAVA_VERSION=%MAJOR_VERSION% > ) > > That´s just a hack that brought me to a running server. I could try to find a > way to detect that in a more flexible way, e.g. checking the first to > characters and if they form a "11" one can continue as Java 11. Actually I > have not understood, what the construct > > IF "%MAJOR_VERSION%" == "1" ( > set JAVA_VERSION=%MINOR_VERSION% > > should have done. > > OK, anyhow, I would like to work on your project and I´d be happy if you let > me take part and give me access to the mailing list. > > Kind regards from Germany > > Andreas > > > > [https://ipmcdn.avast.com/images/icons/icon-envelope-tick-green-avg-v1.png]<http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> > Virenfrei. > www.avg.com<http://www.avg.com/email-signature?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail>
