Skip to content

Fix potential NPE while executing query #17749

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
JackieTien97 merged 1 commit into from
May 23, 2026

Fix potential NPE while executing query

a7fd577
Select commit
Loading
Failed to load commit list.
Merged

Fix potential NPE while executing query #17749

Fix potential NPE while executing query
a7fd577
Select commit
Loading
Failed to load commit list.
SonarQubeCloud / SonarCloud Code Analysis succeeded May 22, 2026 in 2m 35s

Quality Gate passed

Issues
3 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

Annotations

Check warning on line 489 in iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/metadata/fetcher/TableDeviceSchemaFetcher.java

See this annotation in the file changed.

@sonarqubecloud sonarqubecloud / SonarCloud Code Analysis

A "Brain Method" was detected. Refactor it to reduce at least one of the following metrics: LOC from 89 to 64, Complexity from 16 to 14, Nesting Level from 4 to 2, Number of Variables from 17 to 6. 

See more on https://sonarcloud.io/project/issues?id=apache_iotdb&issues=AZ5O9mTrCmNIQl9Zbph0&open=AZ5O9mTrCmNIQl9Zbph0&pullRequest=17749

Check warning on line 255 in iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/metadata/fetcher/TableDeviceSchemaFetcher.java

See this annotation in the file changed.

@sonarqubecloud sonarqubecloud / SonarCloud Code Analysis

A "Brain Method" was detected. Refactor it to reduce at least one of the following metrics: LOC from 95 to 64, Complexity from 19 to 14, Nesting Level from 5 to 2, Number of Variables from 30 to 6. 

See more on https://sonarcloud.io/project/issues?id=apache_iotdb&issues=AZ5O9mTrCmNIQl9Zbphz&open=AZ5O9mTrCmNIQl9Zbphz&pullRequest=17749

Check failure on line 112 in iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/metadata/fetcher/TableDeviceSchemaFetcher.java

See this annotation in the file changed.

@sonarqubecloud sonarqubecloud / SonarCloud Code Analysis

Refactor this method to reduce its Cognitive Complexity from 22 to the 15 allowed. 

See more on https://sonarcloud.io/project/issues?id=apache_iotdb&issues=AZ5O9mTrCmNIQl9Zbphy&open=AZ5O9mTrCmNIQl9Zbphy&pullRequest=17749
View more details on SonarQubeCloud