Aireed opened a new pull request, #3385:
URL: https://github.com/apache/amoro/pull/3385
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## Why are the changes needed?
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**Environment:**
format: mixed_hive/hive
Engine: spark 3.3
Catalog: SparkUnifiedSessionCatalog with mixed_hive format
**bug:**
Spark SQL cannot recognize a successfully registered Hive UDF
**description**
```
spark-sql> reload jar hdfs:///tmp/spark_udf-1.0-SNAPSHOT.jar;
spark-sql> create function hive_db.StringUdf as 'org.example.udf.StringUdf'
using jar 'hdfs:///tmp/spark_udf-1.0-SNAPSHOT.jar';
Error in query: Function 'hive_db.StringUdf' already exists in database
'hive_db'
spark-sql> select id,hive_db.StringUdf(name) from amoro_like;
Error in query: Undefined function: hive_db.StringUdf; line 1 pos 10
spark-sql> select id,hive_db.StringUdf(name) from tbl_schema_chg;
Error in query: Undefined function: hive_db.StringUdf; line 1 pos 10
spark-sql>
```
## Brief change log
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Clearly describe the changes made in modules, classes, methods, etc.
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- fix load_function logic
## How was this patch tested?
- [ ] Add some test cases that check the changes thoroughly including
negative and positive cases if possible
- [ ] Add screenshots for manual tests if appropriate
- [x] Run test locally before making a pull request
## Documentation
- Does this pull request introduce a new feature? (yes / no)
- If yes, how is the feature documented? (not applicable / docs / JavaDocs /
not documented)
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