[ https://issues.apache.org/jira/browse/KYLIN-2824?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Billy Liu resolved KYLIN-2824. ------------------------------ Resolution: Fixed Fix Version/s: v2.2.0 Thanks Tianhao Zhao. The patch merged. https://git1-us-west.apache.org/repos/asf?p=kylin.git;a=commit;h=7a47e947 > Parse Boolean type in JDBC driver > --------------------------------- > > Key: KYLIN-2824 > URL: https://issues.apache.org/jira/browse/KYLIN-2824 > Project: Kylin > Issue Type: Bug > Components: Driver - JDBC > Reporter: Tianhao Zhao > Priority: Minor > Fix For: v2.2.0 > > Attachments: KYLIN-2824.patch > > > Exception below is thrown when querying kylin with Saiku as front end, or > when retrieving value from getBoolean method in jdbc driver. > That's because KylinClient in jdbc module dose not parse value properly when > dimension is boolean type. > Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to > java.lang.Boolean > at > org.apache.kylin.jdbc.shaded.org.apache.calcite.avatica.util.AbstractCursor$BooleanAccessor.getBoolean(AbstractCursor.java:463) > at > org.apache.kylin.jdbc.shaded.org.apache.calcite.avatica.util.AbstractCursor$BooleanAccessor.getLong(AbstractCursor.java:468) > at > org.apache.kylin.jdbc.shaded.org.apache.calcite.avatica.util.AbstractCursor$AccessorImpl.getInt(AbstractCursor.java:304) > at > org.apache.kylin.jdbc.shaded.org.apache.calcite.avatica.AvaticaResultSet.getInt(AvaticaResultSet.java:252) > at > org.apache.commons.dbcp.DelegatingResultSet.getInt(DelegatingResultSet.java:225) > at > org.apache.commons.dbcp.DelegatingResultSet.getInt(DelegatingResultSet.java:225) > at mondrian.rolap.SqlStatement$4.get(SqlStatement.java:418) > at mondrian.rolap.SqlStatement$1.get(SqlStatement.java:394) > at > mondrian.rolap.SqlTupleReader$Target.internalAddRow(SqlTupleReader.java:260) > at > mondrian.rolap.SqlTupleReader$Target.addRow(SqlTupleReader.java:172) > at > mondrian.rolap.SqlTupleReader.prepareTuples(SqlTupleReader.java:545) > at mondrian.rolap.SqlTupleReader.readTuples(SqlTupleReader.java:690) > at > mondrian.rolap.RolapNativeSet$SetEvaluator.executeList(RolapNativeSet.java:260) > at > mondrian.rolap.RolapNativeSet$SetEvaluator.execute(RolapNativeSet.java:200) > at > mondrian.olap.fun.NonEmptyCrossJoinFunDef$1.evaluateList(NonEmptyCrossJoinFunDef.java:80) > at > mondrian.calc.impl.AbstractListCalc.evaluateIterable(AbstractListCalc.java:71) > at > mondrian.olap.fun.CrossJoinFunDef$CrossJoinIterCalc.evaluateIterable(CrossJoinFunDef.java:184) > at mondrian.rolap.RolapResult.executeAxis(RolapResult.java:857) > at mondrian.rolap.RolapResult.evalLoad(RolapResult.java:693) > at mondrian.rolap.RolapResult.loadMembers(RolapResult.java:649) > at mondrian.rolap.RolapResult.<init>(RolapResult.java:279) > at > mondrian.rolap.RolapConnection.executeInternal(RolapConnection.java:500) > ... 7 more -- This message was sent by Atlassian JIRA (v6.4.14#64029)