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https://issues.apache.org/jira/browse/HIVE-24839?focusedWorklogId=559944&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-559944
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ASF GitHub Bot logged work on HIVE-24839:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 02/Mar/21 13:08
Start Date: 02/Mar/21 13:08
Worklog Time Spent: 10m
Work Description: kgyrtkirk commented on a change in pull request #2034:
URL: https://github.com/apache/hive/pull/2034#discussion_r585549664
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/udf/UDFSubstr.java
##########
@@ -174,8 +174,10 @@ public StatEstimator getStatEstimator() {
}
private Optional<Double> getRangeWidth(Range range) {
- if (range.minValue != null && range.maxValue != null) {
- return Optional.of(range.maxValue.doubleValue() -
range.minValue.doubleValue());
+ if (range != null) {
Review comment:
could you please also add the testcase from the jira?
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Issue Time Tracking
-------------------
Worklog Id: (was: 559944)
Time Spent: 20m (was: 10m)
> SubStrStatEstimator.estimate throws NullPointerException
> --------------------------------------------------------
>
> Key: HIVE-24839
> URL: https://issues.apache.org/jira/browse/HIVE-24839
> Project: Hive
> Issue Type: Bug
> Reporter: Robbie Zhang
> Assignee: Robbie Zhang
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> This issue can be reproduced by running the following queries:
> {code:java}
> create table t0 (s string);
> create table t1 (s string, i int);
> insert into t0 select "abc";
> insert into t1 select "abc", 4;
> select substr(t0.s, t1.i-1) from t0 join t1 on t0.s=t1.s;
> {code}
> The select query fails with error:
> {code:java}
> Error: Error while compiling statement: FAILED: NullPointerException null
> (state=42000,code=40000)
> {code}
>
>
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