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Posted to commits@cassandra.apache.org by "FAGIM SADYKOV (JIRA)" <ji...@apache.org> on 2017/12/14 06:51:00 UTC
[jira] [Created] (CASSANDRA-14127) Cannot use UDTValue in UDF
FAGIM SADYKOV created CASSANDRA-14127:
-----------------------------------------
Summary: Cannot use UDTValue in UDF
Key: CASSANDRA-14127
URL: https://issues.apache.org/jira/browse/CASSANDRA-14127
Project: Cassandra
Issue Type: Bug
Components: CQL
Reporter: FAGIM SADYKOV
Fix For: 3.11.x
Try to create UDF
```
CREATE OR REPLACE FUNCTION max_x_plus_y (input set<frozen<some_record>>) CALLED ON NULL INPUT RETURNS some_record
LANGUAGE java AS '
return Collections.max(input, new Comparator<UDTValue>() {
@Override
public int compare(UDTValue first, UDTValue second) {
int firstsum = first.getInt("x")+first.getInt("y");
int secondsum = second.getInt("x")+second.getInt("y");
return Integer.compare(firstsum,secondsum);
}
});
';
```
I got error:
```
com.datastax.driver.core.exceptions.InvalidQueryException: Java source compilation failed:
GENERATED SOURCE ERROR: line 1 (in generated source): The type java.util.function.ToLongFunction cannot be resolved. It is indirectly referenced from required .class files
GENERATED SOURCE ERROR: line 1 (in generated source): The type java.util.function.ToIntFunction cannot be resolved. It is indirectly referenced from required .class files
GENERATED SOURCE ERROR: line 1 (in generated source): The type java.util.function.ToDoubleFunction cannot be resolved. It is indirectly referenced from required .class files
GENERATED SOURCE ERROR: line 1 (in generated source): The type java.util.function.Function cannot be resolved. It is indirectly referenced from required .class files
```
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