sajjad-moradi commented on code in PR #9642:
URL: https://github.com/apache/pinot/pull/9642#discussion_r1017193744
##########
pinot-segment-local/src/main/java/org/apache/pinot/segment/local/recordtransformer/DataTypeTransformer.java:
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@@ -92,6 +92,13 @@ public GenericRow transform(GenericRow record) {
// Single-value column
source = PinotDataType.getSingleValueType(value.getClass());
}
+
+ if (source == PinotDataType.BYTES && dest == PinotDataType.STRING &&
value instanceof byte[]) {
Review Comment:
In other words, the only way to use Fixed type in the input data is to have
corresponding String column in pinot schema. With the provided bug fix, that
behavior doesn't change for existing tables. For new tables, the correct way is
to have pinot column as BYTES not STRING.
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