Github user hsuanyi commented on a diff in the pull request:
https://github.com/apache/drill/pull/377#discussion_r53533306
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/expr/fn/DrillFuncHolder.java
---
@@ -264,7 +265,24 @@ public boolean isFieldReader(int i) {
return this.parameters[i].isFieldReader;
}
- public MajorType getReturnType(List<LogicalExpression> args) {
+ public static List<MajorType> getResultType(List<LogicalExpression>
expressions) {
+ final List<MajorType> argumentTypes = Lists.newArrayList();
+ for (LogicalExpression expression : expressions) {
+ argumentTypes.add(expression.getMajorType());
+ }
+ return argumentTypes;
+ }
+
+ public final MajorType getReturnTypeMajorType(final List<MajorType>
types) {
+ final List<LogicalExpression> expressions = Lists.newArrayList();
+ for(final MajorType type : types) {
+ final LogicalExpression dumbExpr = new DumbLogicalExpression(type);
--- End diff --
@hnfgns done! take a look please.
@jinfengni make sense. working on it.
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