Github user sudheeshkatkam commented on a diff in the pull request:
https://github.com/apache/drill/pull/397#discussion_r56426767
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/DrillFunctionRegistry.java
---
@@ -92,23 +118,106 @@ public DrillFunctionRegistry(ScanResult
classpathScan) {
}
public int size(){
- return methods.size();
+ return registeredFunctions.size();
}
/** Returns functions with given name. Function name is case
insensitive. */
public List<DrillFuncHolder> getMethods(String name) {
- return this.methods.get(name.toLowerCase());
+ return this.registeredFunctions.get(name.toLowerCase());
}
public void register(DrillOperatorTable operatorTable) {
--- End diff --
Also, is there a way without registering the two variants of the same UDF?
Implementations of PluggableFunctionRegistry need to know call
operatorTable#addInference and operatorTable#addDefault methods.
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