Paul Rogers created IMPALA-8035:
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Summary: Planner estimate incorrect for non-equi-join case
Key: IMPALA-8035
URL: https://issues.apache.org/jira/browse/IMPALA-8035
Project: IMPALA
Issue Type:
Paul Rogers created IMPALA-8034:
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Summary: PlannerTest tests are not realistic
Key: IMPALA-8034
URL: https://issues.apache.org/jira/browse/IMPALA-8034
Project: IMPALA
Issue Type: Bug
Paul Rogers created IMPALA-8030:
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Summary: Remove duplicate in-clause values for selectivity calcs
Key: IMPALA-8030
URL: https://issues.apache.org/jira/browse/IMPALA-8030
Project: IMPALA
Issue
Paul Rogers created IMPALA-8038:
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Summary: Incorrect estimation of selectivity of OR expression
Key: IMPALA-8038
URL: https://issues.apache.org/jira/browse/IMPALA-8038
Project: IMPALA
Issue
Paul Rogers created IMPALA-8032:
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Summary: Gather minimum, maximum values to better estimate
inequality selectivity
Key: IMPALA-8032
URL: https://issues.apache.org/jira/browse/IMPALA-8032
Project:
Paul Rogers created IMPALA-8039:
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Summary: Incorrect selectivity estimate for not-equals predicate
Key: IMPALA-8039
URL: https://issues.apache.org/jira/browse/IMPALA-8039
Project: IMPALA
Issue
Paul Rogers created IMPALA-8031:
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Summary: Remove redundant inequalities for selectivity calcs
Key: IMPALA-8031
URL: https://issues.apache.org/jira/browse/IMPALA-8031
Project: IMPALA
Issue
Paul Rogers created IMPALA-8033:
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Summary: PlanNode getInputCardinality has two conflicting meanings
Key: IMPALA-8033
URL: https://issues.apache.org/jira/browse/IMPALA-8033
Project: IMPALA
Paul Rogers created IMPALA-8040:
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Summary: Incorrect double-accounting for WHERE on join column
Key: IMPALA-8040
URL: https://issues.apache.org/jira/browse/IMPALA-8040
Project: IMPALA
Issue
Paul Rogers created IMPALA-8036:
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Summary: Bad join cardinality estimation for missing stats
Key: IMPALA-8036
URL: https://issues.apache.org/jira/browse/IMPALA-8036
Project: IMPALA
Issue Type:
Paul Rogers created IMPALA-8037:
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Summary: Planner makes poor estimations for non-equality predicates
Key: IMPALA-8037
URL: https://issues.apache.org/jira/browse/IMPALA-8037
Project: IMPALA
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https://issues.apache.org/jira/browse/IMPALA-8014?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul Rogers updated IMPALA-8014:
Description:
The math is wrong when we estimate the cardinality of a join we've labeled as
Paul Rogers created IMPALA-8035:
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Summary: Planner estimate incorrect for non-equi-join case
Key: IMPALA-8035
URL: https://issues.apache.org/jira/browse/IMPALA-8035
Project: IMPALA
Issue Type:
Paul Rogers created IMPALA-8034:
---
Summary: PlannerTest tests are not realistic
Key: IMPALA-8034
URL: https://issues.apache.org/jira/browse/IMPALA-8034
Project: IMPALA
Issue Type: Bug
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https://issues.apache.org/jira/browse/IMPALA-8014?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16731478#comment-16731478
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Paul Rogers commented on IMPALA-8014:
-
Example incorrect calculation:
{code:sql}
select
Paul Rogers created IMPALA-8040:
---
Summary: Incorrect double-accounting for WHERE on join column
Key: IMPALA-8040
URL: https://issues.apache.org/jira/browse/IMPALA-8040
Project: IMPALA
Issue
Paul Rogers created IMPALA-8030:
---
Summary: Remove duplicate in-clause values for selectivity calcs
Key: IMPALA-8030
URL: https://issues.apache.org/jira/browse/IMPALA-8030
Project: IMPALA
Issue
Paul Rogers created IMPALA-8032:
---
Summary: Gather minimum, maximum values to better estimate
inequality selectivity
Key: IMPALA-8032
URL: https://issues.apache.org/jira/browse/IMPALA-8032
Project:
Paul Rogers created IMPALA-8039:
---
Summary: Incorrect selectivity estimate for not-equals predicate
Key: IMPALA-8039
URL: https://issues.apache.org/jira/browse/IMPALA-8039
Project: IMPALA
Issue
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https://issues.apache.org/jira/browse/IMPALA-8031?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul Rogers updated IMPALA-8031:
Description:
IMPALA-8035 describes how Impala currently estimates inequality: lump all
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https://issues.apache.org/jira/browse/IMPALA-8015?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul Rogers updated IMPALA-8015:
Description:
IMPALA-8015
TL;DR: the expression used to calculate the cardinality for a M:N
Paul Rogers created IMPALA-8038:
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Summary: Incorrect estimation of selectivity of OR expression
Key: IMPALA-8038
URL: https://issues.apache.org/jira/browse/IMPALA-8038
Project: IMPALA
Issue
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https://issues.apache.org/jira/browse/IMPALA-8034?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul Rogers updated IMPALA-8034:
Issue Type: Improvement (was: Bug)
> PlannerTest tests are not realistic
>
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https://issues.apache.org/jira/browse/IMPALA-8014?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul Rogers updated IMPALA-8014:
Description:
The math is wrong when we estimate the cardinality of a join we've labeled as
Paul Rogers created IMPALA-8033:
---
Summary: PlanNode getInputCardinality has two conflicting meanings
Key: IMPALA-8033
URL: https://issues.apache.org/jira/browse/IMPALA-8033
Project: IMPALA
Paul Rogers created IMPALA-8031:
---
Summary: Remove redundant inequalities for selectivity calcs
Key: IMPALA-8031
URL: https://issues.apache.org/jira/browse/IMPALA-8031
Project: IMPALA
Issue
Paul Rogers created IMPALA-8036:
---
Summary: Bad join cardinality estimation for missing stats
Key: IMPALA-8036
URL: https://issues.apache.org/jira/browse/IMPALA-8036
Project: IMPALA
Issue Type:
[
https://issues.apache.org/jira/browse/IMPALA-8026?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16731462#comment-16731462
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Tim Armstrong commented on IMPALA-8026:
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[~Paul.Rogers] can you include the full plan or at least
Paul Rogers created IMPALA-8037:
---
Summary: Planner makes poor estimations for non-equality predicates
Key: IMPALA-8037
URL: https://issues.apache.org/jira/browse/IMPALA-8037
Project: IMPALA
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