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Issues: pola-rs/polars

Tracking issue for the new streaming engine
#20947 opened Jan 28, 2025 by coastalwhite
Open 56
Tracking issue for Polars Cloud
#21487 opened Feb 27, 2025 by ritchie46
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2,426 Open 8,210 Closed
2,426 Open 8,210 Closed
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Issues list

scan_parquet(...).collect() fails with Generic S3 error: HTTP error: request or response body error, will attempt re-build after new-streaming enabled bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22795 opened May 17, 2025 by lisasgoh
2 tasks done
Conversion from Numpy to Polars dataframes negates all speed benefits from using Polars
#22791 opened May 16, 2025 by u3Izx9ql7vW4
1
Optimizer: Fused filter & slice pushdown A-optimizer Area: plan optimization accepted Ready for implementation enhancement New feature or an improvement of an existing feature performance Performance issues or improvements
#22790 opened May 16, 2025 by nameexhaustion
2
Add option to save ipc files with regular arrow string type instead of large_string enhancement New feature or an improvement of an existing feature
#22788 opened May 16, 2025 by deanm0000
Add extra_columns parameter to all native scan functions A-api Area: changes to the public API A-io-csv Area: reading/writing CSV files A-io-json Area: reading/writing JSON files A-io-parquet Area: reading/writing Parquet files accepted Ready for implementation enhancement New feature or an improvement of an existing feature
#22782 opened May 16, 2025 by nameexhaustion
4 tasks
@nameexhaustion
RFC: DataType expressions enhancement New feature or an improvement of an existing feature
#22780 opened May 16, 2025 by coastalwhite
4
Column rename does not update schema and subsequent operations fail bug Something isn't working needs triage Awaiting prioritization by a maintainer rust Related to Rust Polars
#22779 opened May 16, 2025 by tobisinghania
2 tasks done
str.to_time() does not work if all values are null A-temporal Area: date/time functionality bug Something isn't working P-low Priority: low python Related to Python Polars
#22774 opened May 16, 2025 by lonestike
2 tasks done
Panic during Series of Array creation A-panic Area: code that results in panic exceptions accepted Ready for implementation bug Something isn't working P-medium Priority: medium python Related to Python Polars
#22772 opened May 16, 2025 by coastalwhite
2 tasks done
Panic when combining .list.explode() with .over(mapping_strategy="join") A-panic Area: code that results in panic exceptions accepted Ready for implementation bug Something isn't working P-medium Priority: medium python Related to Python Polars
#22770 opened May 16, 2025 by atombear
2 tasks done
1
Authentication fails for Azure Blob Storage in 1.29.0 bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22769 opened May 15, 2025 by robertdj
2 tasks done
Issue with Polars and DigitalOcean S3 compatible buckets using scan_parquet bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22768 opened May 15, 2025 by danilosilvakeye
2 tasks done
scan_parquet("file://...") converts URI to invalid Path bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22766 opened May 15, 2025 by Matt711
2 tasks done
1
Casting error in fill_null when using numpy ufuncs bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22761 opened May 15, 2025 by juhaszp95
2 tasks done
Adding timedelta to datetime[ns] casts away nanoseconds bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22758 opened May 15, 2025 by kcajf
2 tasks done
Add support for initializing series from typed pandas arrays enhancement New feature or an improvement of an existing feature
#22757 opened May 15, 2025 by ypsah
Cache downloaded data for scan_parquet() enhancement New feature or an improvement of an existing feature python Related to Python Polars wish Features we would ideally want to support, but not right now
#22752 opened May 14, 2025 by bfaust-bp
2 tasks done
7
list.set_difference is ~2500x slower (quadratic behavior?) for columns with null values. bug Something isn't working P-medium Priority: medium performance Performance issues or improvements python Related to Python Polars
#22751 opened May 14, 2025 by avimallu
2 tasks done
2
read_ndjson PanicException with null input A-io-json Area: reading/writing JSON files bug Something isn't working P-low Priority: low python Related to Python Polars
#22750 opened May 14, 2025 by cmdlineluser
2 tasks done
1
Inconsistent bitand behavior between Series and expression contexts with UInt64/Int128 bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22748 opened May 14, 2025 by gab23r
2 tasks done
Creating dataframe from Python dict with array as value ignores/loses values when starting with None bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22747 opened May 14, 2025 by aostermeier-100
2 tasks done
2
Drop PyArrow requirement for database IO functions with ADBC driver enhancement New feature or an improvement of an existing feature
#22745 opened May 14, 2025 by henryharbeck
2
Add parameter to write_parquet to control number of files in partitions enhancement New feature or an improvement of an existing feature
#22743 opened May 14, 2025 by lmocsi
1
DataFrame init PanicException for nested object with orient=row bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22742 opened May 14, 2025 by cmdlineluser
2 tasks done
Column selections inside list.eval PanicException bug Something isn't working needs triage Awaiting prioritization by a maintainer python Related to Python Polars
#22737 opened May 13, 2025 by cmdlineluser
2 tasks done
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