wgtmac commented on code in PR #41819: URL: https://github.com/apache/arrow/pull/41819#discussion_r1615548005
########## cpp/src/parquet/encoding.cc: ########## @@ -442,12 +442,12 @@ class DictEncoderImpl : public EncoderImpl, virtual public DictEncoder<DType> { constexpr static int32_t kDataPageBitWidthBytes = 1; explicit DictEncoderImpl(const ColumnDescriptor* desc, MemoryPool* pool) - : EncoderImpl(desc, Encoding::PLAIN_DICTIONARY, pool), + : EncoderImpl(desc, Encoding::RLE_DICTIONARY, pool), Review Comment: I'm not sure if this is a minor breaking change to those legacy readers which stick to `PLAIN_DICTIONARY`. cc @jorisvandenbossche -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org