etseidl commented on code in PR #101: URL: https://github.com/apache/parquet-site/pull/101#discussion_r1954817641
########## content/en/docs/File Format/implementationstatus.md: ########## @@ -45,66 +45,66 @@ Implementations: | Data type | C++ | Java | Go | Rust | cuDF | | ----------------------------------------- | ----- | ----- | ----- | ----- | ----- | -| STRING | ✅ | ✅ | | | ✅ | -| ENUM | ❌ | ✅ | | | ❌ | -| UUID | ❌ | ✅ | | | ❌ | -| 8, 16, 32, 64 bit signed and unsigned INT | ✅ | ✅ | | | ✅ | -| DECIMAL (INT32) | ✅ | ✅ | | | ✅ | -| DECIMAL (INT64) | ✅ | ✅ | | | ✅ | -| DECIMAL (BYTE_ARRAY) | ✅ | ✅ | | | ✅ | -| DECIMAL (FIXED_LEN_BYTE_ARRAY) | ✅ | ✅ | | | ✅ | -| DATE | ✅ | ✅ | | | ✅ | -| TIME (INT32) | ✅ | ✅ | | | ✅ | -| TIME (INT64) | ✅ | ✅ | | | ✅ | -| TIMESTAMP (INT64) | ✅ | ✅ | | | ✅ | -| INTERVAL | ✅ | ✅(*)| | | ❌ | -| JSON | ✅ | ✅(*)| | | ❌ | -| BSON | ❌ | ✅(*)| | | ❌ | -| LIST | ✅ | ✅ | | | ✅ | -| MAP | ✅ | ✅ | | | ✅ | -| UNKNOWN (always null) | ✅ | ✅ | | | ✅ | -| FLOAT16 | ✅ | ✅(*)| | | ✅ | +| STRING | ✅ | ✅ | | ✅ | ✅ | +| ENUM | ❌ | ✅ | | ✅(*)| ❌ | +| UUID | ❌ | ✅ | | ✅(*)| ❌ | +| 8, 16, 32, 64 bit signed and unsigned INT | ✅ | ✅ | | ✅ | ✅ | +| DECIMAL (INT32) | ✅ | ✅ | | ✅ | ✅ | +| DECIMAL (INT64) | ✅ | ✅ | | ✅ | ✅ | +| DECIMAL (BYTE_ARRAY) | ✅ | ✅ | | ✅ | ✅ | +| DECIMAL (FIXED_LEN_BYTE_ARRAY) | ✅ | ✅ | | ✅ | ✅ | +| DATE | ✅ | ✅ | | ✅ | ✅ | +| TIME (INT32) | ✅ | ✅ | | ✅ | ✅ | +| TIME (INT64) | ✅ | ✅ | | ✅ | ✅ | +| TIMESTAMP (INT64) | ✅ | ✅ | | ✅ | ✅ | +| INTERVAL | ✅ | ✅(*)| | ✅ | ❌ | +| JSON | ✅ | ✅(*)| | ✅(*)| ❌ | +| BSON | ❌ | ✅(*)| | ✅(*)| ❌ | +| LIST | ✅ | ✅ | | ✅ | ✅ | +| MAP | ✅ | ✅ | | ✅ | ✅ | +| UNKNOWN (always null) | ✅ | ✅ | | ✅ | ✅ | +| FLOAT16 | ✅ | ✅(*)| | ✅ | ✅ | (*): Only supported to use its annotated physical type ### Encodings | Encoding | C++ | Java | Go | Rust | cuDF | | ----------------------------------------- | ----- | ----- | ----- | ----- | ----- | -| PLAIN | ✅ | ✅ | | | ✅ | -| PLAIN_DICTIONARY | ✅ | ✅ | | | ✅ | -| RLE_DICTIONARY | ✅ | ✅ | | | ✅ | -| RLE | ✅ | ✅ | | | ✅ | -| BIT_PACKED (deprecated) | ✅ | ✅ | | | (R) | -| DELTA_BINARY_PACKED | ✅ | ✅ | | | ✅ | -| DELTA_LENGTH_BYTE_ARRAY | ✅ | ✅ | | | ✅ | -| DELTA_BYTE_ARRAY | ✅ | ✅ | | | ✅ | -| BYTE_STREAM_SPLIT | ✅ | ✅ | | | ✅ | +| PLAIN | ✅ | ✅ | | ✅ | ✅ | +| PLAIN_DICTIONARY | ✅ | ✅ | | ✅ | ✅ | +| RLE_DICTIONARY | ✅ | ✅ | | ✅ | ✅ | +| RLE | ✅ | ✅ | | ✅ | ✅ | +| BIT_PACKED (deprecated) | ✅ | ✅ | | ❌ | (R) | Review Comment: It seems to me that we can read BIT_PACKED level data, but not page data. None of the type specific implementations of `get_decoder` support it, nor does `get_decoder_default`. -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
