Stamatis Zampetakis created CALCITE-4136:
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Summary: ReduceExpressionsRule.FILTER_INSTANCE cannot be
initialized by some JVM
Key: CALCITE-4136
URL: https://issues.apache.org/jira/browse/CALCITE-4136
Project: Calcite
Issue Type: Bug
Components: core
Reporter: Stamatis Zampetakis
In certain JVM implementations the field cannot be initialized leading to
{{NullPointerException}} when using the rule.
Few stacktraces are given below:
{noformat}
Caused by: java.lang.NullPointerException: at index 0
at
com.onwbp.com.google.common.collect.ObjectArrays.checkElementNotNull(ObjectArrays.java:239)
at
com.onwbp.com.google.common.collect.ObjectArrays.checkElementsNotNull(ObjectArrays.java:230)
at
com.onwbp.com.google.common.collect.ObjectArrays.checkElementsNotNull(ObjectArrays.java:225)
at
com.onwbp.com.google.common.collect.ImmutableList.construct(ImmutableList.java:281)
at
com.onwbp.com.google.common.collect.ImmutableList.copyOf(ImmutableList.java:239)
at
com.onwbp.com.google.common.collect.ImmutableList.copyOf(ImmutableList.java:209)
at com.onwbp.org.apache.calcite.tools.RuleSets.ofList(RuleSets.java:41)
{noformat}
{noformat}
java.lang.NullPointerException
at
org.apache.calcite.plan.AbstractRelOptPlanner.addRule(AbstractRelOptPlanner.java:147)
at
org.apache.calcite.plan.volcano.VolcanoPlanner.addRule(VolcanoPlanner.java:416)
at herddb.sql.CalcitePlanner.runPlanner(CalcitePlanner.java:576)
at herddb.sql.CalcitePlanner.translate(CalcitePlanner.java:331)
at herddb.core.TestUtils.scan(TestUtils.java:70)
{noformat}
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