Upgrade to IDEA 2019.3 solves the problem.
Best, Danny Chan 在 2019年11月26日 +0800 AM10:03，Julian Hyde <[email protected]>，写道： > After our migration to gradle, IntelliJ frequently fails to correctly load a > project. > > For example, I just switched to the amaliujia/rw-add_TVF_TUMBLE branch and > opened SqlToRelConverterTest. The file starts with the following: > > import org.apache.calcite.config.CalciteConnectionConfigImpl; > import org.apache.calcite.config.CalciteConnectionProperty; > import org.apache.calcite.config.NullCollation; > import org.apache.calcite.plan.Contexts; > import org.apache.calcite.plan.RelOptPlanner; > import org.apache.calcite.plan.RelOptUtil; > import org.apache.calcite.plan.RelTrait; > import org.apache.calcite.plan.RelTraitDef; > import org.apache.calcite.plan.RelTraitSet; > import org.apache.calcite.rel.RelCollationTraitDef; > import org.apache.calcite.rel.RelNode; > import org.apache.calcite.rel.RelRoot; > > Of these lines, lines 1, 2, 6, 7, 11, 12 are red, meaning IntelliJ cannot > find the class definitions. > > Is anyone else experiencing this flakiness? It is intensely frustrating. > > Julian >
