Ayush Saxena created HIVE-29023:
-----------------------------------
Summary: Calcite rule initialization fails with dispatch ambiguity
Key: HIVE-29023
URL: https://issues.apache.org/jira/browse/HIVE-29023
Project: Hive
Issue Type: Bug
Reporter: Ayush Saxena
While starting the HiveServer2 I see the following log
{noformat}
2025-06-17T03:02:05,547 INFO [main] service.AbstractService:
Service:HiveServer2 is inited.
2025-06-17T03:02:05,694 WARN [main] rules.HiveRelFieldTrimmer: Error
initializing field trimmer instance
java.lang.IllegalArgumentException: dispatch ambiguity between public
org.apache.hadoop.hive.ql.optimizer.calcite.rules.RelFieldTrimmer$TrimResult
org.apache.hadoop.hive.ql.optimizer.calcite.rules.RelFieldTrimmer.trimFields(org.apache.calcite.rel.core.Sort,org.apache.calcite.util.ImmutableBitSet,java.util.Set)
and public
org.apache.hadoop.hive.ql.optimizer.calcite.rules.RelFieldTrimmer$TrimResult
org.apache.hadoop.hive.ql.optimizer.calcite.rules.RelFieldTrimmer.trimFields(org.apache.calcite.adapter.jdbc.JdbcRel,org.apache.calcite.util.ImmutableBitSet,java.util.Set)
at
org.apache.calcite.util.ReflectUtil.lookupVisitMethod(ReflectUtil.java:395)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.calcite.util.ReflectUtil.lookupVisitMethod(ReflectUtil.java:329)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveReflectUtil$VisitDispatcher.lookupVisitFunc(HiveReflectUtil.java:165)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveReflectUtil$HiveMethodDispatcher.register(HiveReflectUtil.java:255)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRelFieldTrimmer.register(HiveRelFieldTrimmer.java:859)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hadoop.hive.ql.optimizer.calcite.rules.HiveRelFieldTrimmer.initializeFieldTrimmerClass(HiveRelFieldTrimmer.java:868)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hadoop.hive.ql.parse.CalcitePlanner.warmup(CalcitePlanner.java:5374)
~[hive-exec-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hive.service.server.HiveServer2.init(HiveServer2.java:315)
~[hive-service-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hive.service.server.HiveServer2.startHiveServer2(HiveServer2.java:1225)
~[hive-service-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hive.service.server.HiveServer2$StartOptionExecutor.execute(HiveServer2.java:1586)
~[hive-service-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]
at
org.apache.hive.service.server.HiveServer2.main(HiveServer2.java:1393)
~[hive-service-4.1.0-SNAPSHOT.jar:4.1.0-SNAPSHOT]{noformat}
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