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Enrico Olivelli commented on CALCITE-2261: ------------------------------------------ [~julianhyde] I have addressed your comments. I did not find a standard format for Bug.upgrade reports, I did my best Link to patch for reference: [https://github.com/apache/calcite/pull/667] > Switch calcite-core to JDK8 > --------------------------- > > Key: CALCITE-2261 > URL: https://issues.apache.org/jira/browse/CALCITE-2261 > Project: Calcite > Issue Type: Improvement > Components: build > Affects Versions: 1.16.0 > Reporter: Enrico Olivelli > Assignee: Julian Hyde > Priority: Major > Fix For: 1.17.0 > > > Currently (1.16) Calcilte core is compiled for JDK 1.7. > Just switching maven-compiler-plugin to 1.8 is not enough because of a bug of > Janino > [https://github.com/janino-compiler/janino/issues/47] > reported by Vova > > As a workaround to that bug we have to add a default method implementation > for SchemaPlus#getSubSchema > -- This message was sent by Atlassian JIRA (v7.6.3#76005)