xiangfu0 commented on code in PR #9287:
URL: https://github.com/apache/pinot/pull/9287#discussion_r956523860
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pinot-core/src/main/java/org/apache/pinot/core/operator/transform/function/BaseTransformFunction.java:
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@@ -298,12 +299,26 @@ public String[] transformToStringValuesSV(ProjectionBlock
projectionBlock) {
_stringValuesSV = new String[length];
}
+ DataType dataType = getResultMetadata().getDataType();
Dictionary dictionary = getDictionary();
if (dictionary != null) {
int[] dictIds = transformToDictIdsSV(projectionBlock);
- dictionary.readStringValues(dictIds, length, _stringValuesSV);
+ switch (dataType) {
+ case BOOLEAN:
+ for (int i = 0; i < length; i++) {
+ _stringValuesSV[i] =
Boolean.toString(dictionary.getIntValue(dictIds[i]) == 1);
+ }
+ break;
+ case TIMESTAMP:
+ for (int i = 0; i < length; i++) {
+ _stringValuesSV[i] = new
Timestamp(dictionary.getLongValue(dictIds[i])).toString();
+ }
+ break;
+ default:
+ dictionary.readStringValues(dictIds, length, _stringValuesSV);
Review Comment:
also need a break?
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