paleolimbot commented on code in PR #123: URL: https://github.com/apache/parquet-site/pull/123#discussion_r2455434022
########## content/en/docs/File Format/implementationstatus.md: ########## @@ -43,30 +49,43 @@ Implementations: ### Logical types -| Data type | arrow | parquet-java | arrow-go | arrow-rs | cudf | hyparquet | duckdb | -| ----------------------------------------- | ----- | ------------- | -------- | -------- | ----- | --------- | ------ | -| STRING | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| ENUM | ❌ | ✅ | ✅ | ✅ (1) | ❌ | ✅ | ✅ | -| UUID | ❌ | ✅ | ✅ | ✅ (1) | ❌ | ✅ | ✅ | -| 8, 16, 32, 64 bit signed and unsigned INT | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| DECIMAL (INT32) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| DECIMAL (INT64) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| DECIMAL (BYTE_ARRAY) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | (R) | -| DECIMAL (FIXED_LEN_BYTE_ARRAY) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| DATE | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| TIME (INT32) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| TIME (INT64) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| TIMESTAMP (INT64) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| INTERVAL | ✅ | ✅ (1) | ✅ | ✅ | ❌ | ✅ | ✅ | -| JSON | ✅ | ✅ (1) | ✅ | ✅ (1) | ❌ | ✅ | ✅ | -| BSON | ❌ | ✅ (1) | ✅ | ✅ (1) | ❌ | ❌ | ❌ | -| LIST | ✅ | ✅ | ✅ | ✅ | ✅ | (R) | ✅ | -| MAP | ✅ | ✅ | ✅ | ✅ | ✅ | (R) | ✅ | -| UNKNOWN (always null) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | -| FLOAT16 | ✅ | ✅ (1) | ✅ | ✅ | ✅ | ✅ | ✅ | +Logical types are defined by the [`union LogicalType` in parquet.thrift] and described in [LogicalTypes.md] + +[`union LogicalType` in parquet.thrift]: https://github.com/apache/parquet-format/blob/master/src/main/thrift/parquet.thrift#L471 +[LogicalTypes.md]: https://github.com/apache/parquet-format/blob/master/LogicalTypes.md + +| Data type | arrow | parquet-java | arrow-go | arrow-rs | cudf | hyparquet | duckdb | +|-----------------------------------------|------| ------- | ------- | ------- | ---- | -------- |--------| +| STRING | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| ENUM | ❌ | ✅ | ✅ | ✅ (1) | ❌ | ✅ | ✅ | +| UUID | ❌ | ✅ | ✅ | ✅ (1) | ❌ | ✅ | ✅ | +| 8, 16, 32, 64 bit signed and unsigned INT | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| DECIMAL (INT32) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| DECIMAL (INT64) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| DECIMAL (BYTE_ARRAY) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | (R) | +| DECIMAL (FIXED_LEN_BYTE_ARRAY) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| FLOAT16 | ✅ | ✅ (1) | ✅ | ✅ | ✅ | ✅ | ✅ | +| DATE | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| TIME (INT32) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| TIME (INT64) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| TIMESTAMP (INT64) | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | +| INTERVAL | ✅ | ✅ (1) | ✅ | ✅ | ❌ | ✅ | ✅ | +| JSON | ✅ | ✅ (1) | ✅ | ✅ (1) | ❌ | ✅ | ✅ | +| BSON | ❌ | ✅ (1) | ✅ | ✅ (1) | ❌ | ❌ | ❌ | +| [VARIANT] | | | | | | | | +| [GEOMETRY] | | | | | | | | +| [GEOGRAPHY] | | | | | | | | Review Comment: My mental ASCII interpolation might be off but I believe that geometry is supported by everything except arrow-go and cudf (read support only for hyparquet); and geography is supported by everything except cudf and duckdb (read support only for hyparquet). In arrow-rs you currently have to try pretty hard to actually get the types to be written or read but it's tested and can be done. ```suggestion | [GEOMETRY] | ✅ | ✅ | | ✅ | | (R) | ✅ | | [GEOGRAPHY] | ✅ | ✅ | | ✅ | | (R) | | ``` -- 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]
