sreemanamala commented on code in PR #16885:
URL: https://github.com/apache/druid/pull/16885#discussion_r1714637027
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processing/src/main/java/org/apache/druid/frame/read/columnar/StringFrameColumnReader.java:
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@@ -92,17 +92,18 @@ public Column readRACColumn(Frame frame)
final Memory memory = frame.region(columnNumber);
validate(memory);
- final long positionOfLengths =
getStartOfStringLengthSection(frame.numRows(), false);
- final long positionOfPayloads = getStartOfStringDataSection(memory,
frame.numRows(), false);
+ final boolean multiValue = isMultiValue(memory);
+ final long positionOfLengths =
getStartOfStringLengthSection(frame.numRows(), multiValue);
+ final long positionOfPayloads = getStartOfStringDataSection(memory,
frame.numRows(), multiValue);
StringFrameColumn frameCol =
new StringFrameColumn(
frame,
- false,
+ multiValue,
memory,
positionOfLengths,
positionOfPayloads,
- asArray || isMultiValue(memory) // Read MVDs as String arrays
+ asArray || multiValue // Read MVDs as String arrays
Review Comment:
yes. it is relevant (if its an actual MVD column, we still read it as array)
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