Hi tonytao In your code, you connect pg, can you reproduce this in RelToSqlConverterTest?
Regards! Aron Tao Stamatis Zampetakis <[email protected]> 于2020年8月12日周三 上午5:38写道： > Thanks for reporting this. Please file a JIRA case with the necessary > information. > > Also it would be helpful if you could refactor your test case as part of > RelToSqlConverterTest [1]. > > Best, > Stamatis > > [1] > > https://github.com/apache/calcite/blob/master/core/src/test/java/org/apache/calcite/rel/rel2sql/RelToSqlConverterTest.java > > On Mon, Aug 10, 2020 at 11:43 AM tonytao <[email protected]> wrote: > > > Sorry, the attached file was wrong,please ignore it. > > > > I upload a new file. > > > > On 8/10/20 4:38 PM, tonytao wrote: > > > hi team, > > > > > > I met a NullPointerException when I used calcite 1.24.0 to convert a > > > relNode to sqlNode. > > > > > > The trace: > > > > > > java.lang.NullPointerException > > > at java.base/java.util.Objects.requireNonNull(Objects.java:221) > > > at > > > > > > org.apache.calcite.rel.rel2sql.RelToSqlConverter.result(RelToSqlConverter.java:152) > > > at > > > > > > org.apache.calcite.rel.rel2sql.SqlImplementor.result(SqlImplementor.java:454) > > > at > > > > > > org.apache.calcite.rel.rel2sql.SqlImplementor$Builder.result(SqlImplementor.java:1822) > > > at > > > > > > org.apache.calcite.rel.rel2sql.RelToSqlConverter.visit(RelToSqlConverter.java:392) > > > at server.TestRelToSqlConverter.test(TestRelToSqlConverter.java:84) > > > > > > > > > Attched file is a junit5 test case,you can repeat the issue with this > > > code. > > > > > > Maven configuration: > > > > > > <dependency> > > > <groupId>org.apache.calcite</groupId> > > > <artifactId>calcite-core</artifactId> > > > <version>1.24.0</version> > > > </dependency> > > > <dependency> > > > <groupId>org.apache.commons</groupId> > > > <artifactId>commons-dbcp2</artifactId> > > > <version>2.7.0</version> > > > </dependency> > > > <dependency> > > > <groupId>org.postgresql</groupId> > > > <artifactId>postgresql</artifactId> > > > <version>42.2.12</version> > > > </dependency> > > > > > > > > > > >
