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Posted to dev@calcite.apache.org by "Eyal Segal (JIRA)" <ji...@apache.org> on 2017/11/16 08:23:00 UTC

[jira] [Created] (CALCITE-2057) StackOverflowError when running a JDBC query

Eyal Segal created CALCITE-2057:
-----------------------------------

             Summary: StackOverflowError when running a JDBC query
                 Key: CALCITE-2057
                 URL: https://issues.apache.org/jira/browse/CALCITE-2057
             Project: Calcite
          Issue Type: Bug
          Components: build
    Affects Versions: 1.14.0
            Reporter: Eyal Segal
            Assignee: Julian Hyde
            Priority: Minor


I've ran the following code:

{code:java}
try (ResultSet rs = statement.executeQuery(
                "SELECT p.name, r.views " +
                    "FROM reports.a as r " +
                    "INNER JOIN main.b as p ON p.id = CAST(r.p_id AS INT) AND p.id = 196 " +
                    "WHERE p.id = 196 " +
                    "AND r.p_id = 196 " +
                    "AND r.data_timestamp = TIMESTAMP '2017-11-14 00:00:00'  " )) {
{code}

And I'm getting the following StackOverflowError:
{code:java}
Exception in thread "main" java.lang.StackOverflowError
	at com.google.common.collect.ImmutableList.indexOf(ImmutableList.java:339)
	at GeneratedMetadataHandler_RowCount.getRowCount_$(Unknown Source)
	at GeneratedMetadataHandler_RowCount.getRowCount(Unknown Source)
	at org.apache.calcite.rel.metadata.RelMetadataQuery.getRowCount(RelMetadataQuery.java:235)
	at org.apache.calcite.rel.metadata.RelMdRowCount.getRowCount(RelMdRowCount.java:71)
	at GeneratedMetadataHandler_RowCount.getRowCount_$(Unknown Source)
	at GeneratedMetadataHandler_RowCount.getRowCount(Unknown Source)
	at org.apache.calcite.rel.metadata.RelMetadataQuery.getRowCount(RelMetadataQuery.java:235)
	at org.apache.calcite.rel.metadata.RelMdUtil.estimateFilteredRows(RelMdUtil.java:718)
	at org.apache.calcite.rel.metadata.RelMdRowCount.getRowCount(RelMdRowCount.java:123)
	at GeneratedMetadataHandler_RowCount.getRowCount_$(Unknown Source)
	at GeneratedMetadataHandler_RowCount.getRowCount(Unknown Source)
	at org.apache.calcite.rel.metadata.RelMetadataQuery.getRowCount(RelMetadataQuery.java:235)
	at org.apache.calcite.rel.metadata.RelMdRowCount.getRowCount(RelMdRowCount.java:71)
	at GeneratedMetadataHandler_RowCount.getRowCount_$(Unknown Source)
	at GeneratedMetadataHandler_RowCount.getRowCount(Unknown Source)
	at org.apache.calcite.rel.metadata.RelMetadataQuery.getRowCount(RelMetadataQuery.java:235)
	at org.apache.calcite.rel.metadata.RelMdUtil.estimateFilteredRows(RelMdUtil.java:718)
	at org.apache.calcite.rel.metadata.RelMdRowCount.getRowCount(RelMdRowCount.java:123)
	at GeneratedMetadataHandler_RowCount.getRowCount_$(Unknown Source)
	at GeneratedMetadataHandler_RowCount.getRowCount(Unknown Source)
...
{code}

It's solved by removing "AND p.id = 196" from the INNER JOIN, but it's still worth fixing.




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