seawinde opened a new pull request, #49613:
URL: https://github.com/apache/doris/pull/49613
### What problem does this PR solve?
the npe exception in
`org.apache.doris.nereids.rules.analysis.CollectRelation#collectMTMVCandidates`
would cause query fail.
the npe is in the code as following, if the database in table is null,
would cause npe
the pr compatibility this.
```
mtmvSet = Env.getCurrentEnv().getMtmvService().getRelationManager()
.getAllMTMVs(Lists.newArrayList(new
BaseTableInfo(table)));
```
and the n`ew BaseTableInfo(table)`
```
java.util.Objects.requireNonNull(table, "table is null");
DatabaseIf database = table.getDatabase();
java.util.Objects.requireNonNull(database, "database is null");
CatalogIf catalog = database.getCatalog();
java.util.Objects.requireNonNull(database, "catalog is null");
this.tableId = table.getId();
this.dbId = database.getId();
this.ctlId = catalog.getId();
this.tableName = table.getName();
this.dbName = database.getFullName();
this.ctlName = catalog.getName();
}
```
Issue Number: close #xxx
Related PR: #xxx
Problem Summary:
### Release note
None
### Check List (For Author)
- Test <!-- At least one of them must be included. -->
- [ ] Regression test
- [ ] Unit Test
- [ ] Manual test (add detailed scripts or steps below)
- [ ] No need to test or manual test. Explain why:
- [ ] This is a refactor/code format and no logic has been changed.
- [x] Previous test can cover this change.
- [ ] No code files have been changed.
- [ ] Other reason <!-- Add your reason? -->
- Behavior changed:
- [x] No.
- [ ] Yes. <!-- Explain the behavior change -->
- Does this need documentation?
- [ ] No.
- [ ] Yes. <!-- Add document PR link here. eg:
https://github.com/apache/doris-website/pull/1214 -->
### Check List (For Reviewer who merge this PR)
- [ ] Confirm the release note
- [ ] Confirm test cases
- [ ] Confirm document
- [ ] Add branch pick label <!-- Add branch pick label that this PR should
merge into -->
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