Jackie-Jiang commented on a change in pull request #7920:
URL: https://github.com/apache/pinot/pull/7920#discussion_r773412644
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/common/DataFetcher.java
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@@ -425,34 +426,14 @@ void readIntValues(int[] docIds, int length, int[]
valueBuffer) {
_reader.readDictIds(docIds, length, dictIdBuffer, readerContext);
_dictionary.readIntValues(dictIdBuffer, length, valueBuffer);
} else {
- switch (_reader.getValueType()) {
- case INT:
- for (int i = 0; i < length; i++) {
- valueBuffer[i] = _reader.getInt(docIds[i], readerContext);
- }
- break;
- case LONG:
- for (int i = 0; i < length; i++) {
- valueBuffer[i] = (int) _reader.getLong(docIds[i], readerContext);
- }
- break;
- case FLOAT:
- for (int i = 0; i < length; i++) {
- valueBuffer[i] = (int) _reader.getFloat(docIds[i],
readerContext);
- }
- break;
- case DOUBLE:
- for (int i = 0; i < length; i++) {
- valueBuffer[i] = (int) _reader.getDouble(docIds[i],
readerContext);
- }
- break;
- case STRING:
- for (int i = 0; i < length; i++) {
- valueBuffer[i] = Integer.parseInt(_reader.getString(docIds[i],
readerContext));
- }
- break;
- default:
- throw new IllegalStateException();
+ if (_reader.getValueType().isFixedWidth()) {
Review comment:
Yes, that is what I meant. Add `STRING` as the default implementation so
that the default implementation supports all data types. In the override method
we can check `isFixedWidth()` so that `STRING` can fall back to the default
implementation
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