at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:411) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1116) at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3364) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1983) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2163) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2618) at com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:5000) at com.alibaba.druid.pool.DruidPooledConnection.setAutoCommit(DruidPooledConnection.java:674) at org.b3log.latke.repository.jdbc.util.Connections.getConnection(Connections.java:250) at org.b3log.latke.repository.jdbc.JdbcRepository.getConnection(JdbcRepository.java:892) at org.b3log.latke.repository.jdbc.JdbcRepository.get(JdbcRepository.java:412) at org.b3log.latke.repository.AbstractRepository.get(AbstractRepository.java:155) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42._d8get(PreferenceRepositoryImpl_$$_javassist_42.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42.get(PreferenceRepositoryImpl_$$_javassist_42.java) at org.b3log.solo.SoloServletListener.resolveSkinDir(SoloServletListener.java:273) at org.b3log.solo.SoloServletListener.requestInitialized(SoloServletListener.java:185) at org.apache.catalina.core.StandardContext.fireRequestInitEvent(StandardContext.java:6103) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:167) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: java.net.SocketException: Connection reset at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:113) at java.net.SocketOutputStream.write(SocketOutputStream.java:153) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3345) ... 29 more [ERROR]-[2014-05-18 20:13:59]-[org.b3log.latke.repository.jdbc.JdbcRepository:168]: Gets connection failed com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet successfully received from the server was 59,589 milliseconds ago. The last packet sent successfully to the server was 59,590 milliseconds ago. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:411) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1116) at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3364) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1983) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2163) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2618) at com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:5000) at com.alibaba.druid.pool.DruidPooledConnection.setAutoCommit(DruidPooledConnection.java:674) at org.b3log.latke.repository.jdbc.util.Connections.getConnection(Connections.java:250) at org.b3log.latke.repository.jdbc.JdbcRepository.getConnection(JdbcRepository.java:892) at org.b3log.latke.repository.jdbc.JdbcRepository.get(JdbcRepository.java:412) at org.b3log.latke.repository.AbstractRepository.get(AbstractRepository.java:155) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42._d8get(PreferenceRepositoryImpl_$$_javassist_42.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42.get(PreferenceRepositoryImpl_$$_javassist_42.java) at org.b3log.solo.SoloServletListener.resolveSkinDir(SoloServletListener.java:273) at org.b3log.solo.SoloServletListener.requestInitialized(SoloServletListener.java:185) at org.apache.catalina.core.StandardContext.fireRequestInitEvent(StandardContext.java:6103) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:167) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: java.net.SocketException: Connection reset at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:113) at java.net.SocketOutputStream.write(SocketOutputStream.java:153) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3345) ... 29 more [ERROR]-[2014-05-18 20:13:59]-[org.b3log.latke.repository.jdbc.JdbcRepository:168]: get:null java.lang.NullPointerException at org.b3log.latke.repository.jdbc.util.JdbcUtil.queryJson(JdbcUtil.java:155) at org.b3log.latke.repository.jdbc.util.JdbcUtil.queryJsonObject(JdbcUtil.java:114) at org.b3log.latke.repository.jdbc.JdbcRepository.get(JdbcRepository.java:419) at org.b3log.latke.repository.AbstractRepository.get(AbstractRepository.java:155) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42._d8get(PreferenceRepositoryImpl_$$_javassist_42.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42.get(PreferenceRepositoryImpl_$$_javassist_42.java) at org.b3log.solo.SoloServletListener.resolveSkinDir(SoloServletListener.java:273) at org.b3log.solo.SoloServletListener.requestInitialized(SoloServletListener.java:185) at org.apache.catalina.core.StandardContext.fireRequestInitEvent(StandardContext.java:6103) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:167) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) [ERROR]-[2014-05-18 20:13:59]-[org.b3log.solo.SoloServletListener:168]: Resolves skin failed org.b3log.latke.repository.RepositoryException: java.lang.NullPointerException at org.b3log.latke.repository.jdbc.JdbcRepository.get(JdbcRepository.java:424) at org.b3log.latke.repository.AbstractRepository.get(AbstractRepository.java:155) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42._d8get(PreferenceRepositoryImpl_$$_javassist_42.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.PreferenceRepositoryImpl_$$_javassist_42.get(PreferenceRepositoryImpl_$$_javassist_42.java) at org.b3log.solo.SoloServletListener.resolveSkinDir(SoloServletListener.java:273) at org.b3log.solo.SoloServletListener.requestInitialized(SoloServletListener.java:185) at org.apache.catalina.core.StandardContext.fireRequestInitEvent(StandardContext.java:6103) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:167) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: java.lang.NullPointerException at org.b3log.latke.repository.jdbc.util.JdbcUtil.queryJson(JdbcUtil.java:155) at org.b3log.latke.repository.jdbc.util.JdbcUtil.queryJsonObject(JdbcUtil.java:114) at org.b3log.latke.repository.jdbc.JdbcRepository.get(JdbcRepository.java:419) ... 21 more [ERROR]-[2014-05-18 20:17:22]-[org.b3log.latke.repository.jdbc.JdbcRepository:168]: add:unsupport SQL java.sql.SQLException: unsupport SQL at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3609) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3541) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2002) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2163) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2624) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2127) at com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1362) at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:493) at org.b3log.latke.repository.jdbc.util.JdbcUtil.executeSql(JdbcUtil.java:91) at org.b3log.latke.repository.jdbc.JdbcRepository.add(JdbcRepository.java:137) at org.b3log.latke.repository.AbstractRepository.add(AbstractRepository.java:129) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10._d0add(ArticleRepositoryImpl_$$_javassist_10.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10.add(ArticleRepositoryImpl_$$_javassist_10.java) at org.b3log.solo.service.ArticleMgmtService.addArticleInternal(ArticleMgmtService.java:525) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d1addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.service.ArticleMgmtService.addArticle(ArticleMgmtService.java:434) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d0addArticle(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticle(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.processor.console.ArticleConsole.addArticle(ArticleConsole.java:666) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50._d0addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50.addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.servlet.handler.MethodInvokeHandler.handle(MethodInvokeHandler.java:58) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.AdviceHandler.handle(AdviceHandler.java:108) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.ArgsHandler.handle(ArgsHandler.java:60) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestDispatchHandler.handle(RequestDispatchHandler.java:95) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestPrepareHandler.handle(RequestPrepareHandler.java:45) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.StaticResourceHandler.handle(StaticResourceHandler.java:125) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.DispatcherServlet.service(DispatcherServlet.java:84) at javax.servlet.http.HttpServlet.service(HttpServlet.java:728) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.InitCheckFilter.doFilter(InitCheckFilter.java:87) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.PermalinkFilter.doFilter(PermalinkFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.latke.servlet.filter.EncodingFilter.doFilter(EncodingFilter.java:71) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) [ERROR]-[2014-05-18 20:17:22]-[org.b3log.solo.service.ArticleMgmtService:168]: Adds an article failed org.b3log.latke.repository.jdbc.JDBCRepositoryException: java.sql.SQLException: unsupport SQL at org.b3log.latke.repository.jdbc.JdbcRepository.add(JdbcRepository.java:140) at org.b3log.latke.repository.AbstractRepository.add(AbstractRepository.java:129) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10._d0add(ArticleRepositoryImpl_$$_javassist_10.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10.add(ArticleRepositoryImpl_$$_javassist_10.java) at org.b3log.solo.service.ArticleMgmtService.addArticleInternal(ArticleMgmtService.java:525) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d1addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.service.ArticleMgmtService.addArticle(ArticleMgmtService.java:434) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d0addArticle(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticle(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.processor.console.ArticleConsole.addArticle(ArticleConsole.java:666) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50._d0addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50.addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.servlet.handler.MethodInvokeHandler.handle(MethodInvokeHandler.java:58) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.AdviceHandler.handle(AdviceHandler.java:108) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.ArgsHandler.handle(ArgsHandler.java:60) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestDispatchHandler.handle(RequestDispatchHandler.java:95) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestPrepareHandler.handle(RequestPrepareHandler.java:45) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.StaticResourceHandler.handle(StaticResourceHandler.java:125) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.DispatcherServlet.service(DispatcherServlet.java:84) at javax.servlet.http.HttpServlet.service(HttpServlet.java:728) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.InitCheckFilter.doFilter(InitCheckFilter.java:87) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.PermalinkFilter.doFilter(PermalinkFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.latke.servlet.filter.EncodingFilter.doFilter(EncodingFilter.java:71) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: java.sql.SQLException: unsupport SQL at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3609) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3541) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2002) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2163) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2624) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2127) at com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1362) at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:493) at org.b3log.latke.repository.jdbc.util.JdbcUtil.executeSql(JdbcUtil.java:91) at org.b3log.latke.repository.jdbc.JdbcRepository.add(JdbcRepository.java:137) ... 74 more [ERROR]-[2014-05-18 20:17:22]-[org.b3log.solo.processor.console.ArticleConsole:228]: org.b3log.latke.repository.jdbc.JDBCRepositoryException: java.sql.SQLException: unsupport SQL [ERROR]-[2014-05-18 20:17:34]-[org.b3log.latke.repository.jdbc.JdbcRepository:168]: add:unsupport SQL java.sql.SQLException: unsupport SQL at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3609) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3541) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2002) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2163) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2624) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2127) at com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1362) at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:493) at org.b3log.latke.repository.jdbc.util.JdbcUtil.executeSql(JdbcUtil.java:91) at org.b3log.latke.repository.jdbc.JdbcRepository.add(JdbcRepository.java:137) at org.b3log.latke.repository.AbstractRepository.add(AbstractRepository.java:129) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10._d0add(ArticleRepositoryImpl_$$_javassist_10.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10.add(ArticleRepositoryImpl_$$_javassist_10.java) at org.b3log.solo.service.ArticleMgmtService.addArticleInternal(ArticleMgmtService.java:525) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d1addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.service.ArticleMgmtService.addArticle(ArticleMgmtService.java:434) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d0addArticle(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticle(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.processor.console.ArticleConsole.addArticle(ArticleConsole.java:666) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50._d0addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50.addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.servlet.handler.MethodInvokeHandler.handle(MethodInvokeHandler.java:58) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.AdviceHandler.handle(AdviceHandler.java:108) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.ArgsHandler.handle(ArgsHandler.java:60) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestDispatchHandler.handle(RequestDispatchHandler.java:95) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestPrepareHandler.handle(RequestPrepareHandler.java:45) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.StaticResourceHandler.handle(StaticResourceHandler.java:125) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.DispatcherServlet.service(DispatcherServlet.java:84) at javax.servlet.http.HttpServlet.service(HttpServlet.java:728) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.InitCheckFilter.doFilter(InitCheckFilter.java:87) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.PermalinkFilter.doFilter(PermalinkFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.latke.servlet.filter.EncodingFilter.doFilter(EncodingFilter.java:71) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) [ERROR]-[2014-05-18 20:17:34]-[org.b3log.solo.service.ArticleMgmtService:168]: Adds an article failed org.b3log.latke.repository.jdbc.JDBCRepositoryException: java.sql.SQLException: unsupport SQL at org.b3log.latke.repository.jdbc.JdbcRepository.add(JdbcRepository.java:140) at org.b3log.latke.repository.AbstractRepository.add(AbstractRepository.java:129) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10._d0add(ArticleRepositoryImpl_$$_javassist_10.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.repository.impl.ArticleRepositoryImpl_$$_javassist_10.add(ArticleRepositoryImpl_$$_javassist_10.java) at org.b3log.solo.service.ArticleMgmtService.addArticleInternal(ArticleMgmtService.java:525) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d1addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticleInternal(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.service.ArticleMgmtService.addArticle(ArticleMgmtService.java:434) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44._d0addArticle(ArticleMgmtService_$$_javassist_44.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.service.ArticleMgmtService_$$_javassist_44.addArticle(ArticleMgmtService_$$_javassist_44.java) at org.b3log.solo.processor.console.ArticleConsole.addArticle(ArticleConsole.java:666) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50._d0addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.ioc.bean.JavassistMethodHandler.invoke(JavassistMethodHandler.java:101) at org.b3log.solo.processor.console.ArticleConsole_$$_javassist_50.addArticle(ArticleConsole_$$_javassist_50.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.b3log.latke.servlet.handler.MethodInvokeHandler.handle(MethodInvokeHandler.java:58) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.AdviceHandler.handle(AdviceHandler.java:108) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.ArgsHandler.handle(ArgsHandler.java:60) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestDispatchHandler.handle(RequestDispatchHandler.java:95) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.RequestPrepareHandler.handle(RequestPrepareHandler.java:45) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.handler.StaticResourceHandler.handle(StaticResourceHandler.java:125) at org.b3log.latke.servlet.HttpControl.nextHandler(HttpControl.java:94) at org.b3log.latke.servlet.DispatcherServlet.service(DispatcherServlet.java:84) at javax.servlet.http.HttpServlet.service(HttpServlet.java:728) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.InitCheckFilter.doFilter(InitCheckFilter.java:87) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.solo.filter.PermalinkFilter.doFilter(PermalinkFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.b3log.latke.servlet.filter.EncodingFilter.doFilter(EncodingFilter.java:71) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1041) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:603) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:724) Caused by: java.sql.SQLException: unsupport SQL at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1073) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3609) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3541) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2002) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2163) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2624) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2127) at com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1362) at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:493) at org.b3log.latke.repository.jdbc.util.JdbcUtil.executeSql(JdbcUtil.java:91) at org.b3log.latke.repository.jdbc.JdbcRepository.add(JdbcRepository.java:137) ... 74 more [ERROR]-[2014-05-18 20:17:34]-[org.b3log.solo.processor.console.ArticleConsole:228]: org.b3log.latke.repository.jdbc.JDBCRepositoryException: java.sql.SQLException: unsupport SQL
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Spark
74 引用 • 46 回帖 • 569 关注
Spark 是 UC Berkeley AMP lab 所开源的类 Hadoop MapReduce 的通用并行框架。Spark 拥有 Hadoop MapReduce 所具有的优点;但不同于 MapReduce 的是 Job 中间输出结果可以保存在内存中,从而不再需要读写 HDFS,因此 Spark 能更好地适用于数据挖掘与机器学习等需要迭代的 MapReduce 的算法。
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Logseq
7 引用 • 69 回帖 • 3 关注
Logseq 是一个隐私优先、开源的知识库工具。
Logseq is a joyful, open-source outliner that works on top of local plain-text Markdown and Org-mode files. Use it to write, organize and share your thoughts, keep your to-do list, and build your own digital garden.
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CAP
12 引用 • 5 回帖 • 631 关注
CAP 指的是在一个分布式系统中, Consistency(一致性)、 Availability(可用性)、Partition tolerance(分区容错性),三者不可兼得。
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etcd
6 引用 • 26 回帖 • 548 关注
etcd 是一个分布式、高可用的 key-value 数据存储,专门用于在分布式系统中保存关键数据。
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Gitea
5 引用 • 16 回帖
Gitea 是一个开源社区驱动的轻量级代码托管解决方案,后端采用 Go 编写,采用 MIT 许可证。
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