pola-rs polars issues - Githubissues

pola-rs / polars

Dataframes powered by a multithreaded, vectorized query engine, written in Rust

https://docs.pola.rs

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issues

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WebAssembly + NPM

#83 ritchie46 opened 3 years ago
54
RFC: polars 1.0

#6616 ritchie46 closed 7 months ago
45
Groupby on integer + date column of large dataframe requests enormous memory alloc [Windows only]

#1562 CHDev93 closed 2 years ago
43
"Unable to parse time zone" when reading a specific Parquet file (Parquet doesn't store time zones)

#9586 sm-Fifteen closed 10 months ago
42
Configure handling of null values in aggregations

#10016 stinodego opened 10 months ago
41
chore(rust,python): Create .devcontainer

#9697 tschm closed 8 months ago
39
Redesign `cut` and `qcut`

#10468 lorentzenchr opened 9 months ago
36
Support `ORDER BY` in conjunction with `over` method

#8662 CameronBieganek opened 1 year ago
34
Reading nested struct panics with `OutOfSpec` error

#3942 andrei-ionescu closed 1 year ago
34
feat!: Change behavior of `all` - fix Kleene logic implementation for `all`/`any`

#10564 stinodego closed 9 months ago
33
Rationalize with_column & with_columns

#6117 zundertj closed 1 year ago
33
refactor[python]: Dispatch Series namespace methods to Expr using a decorator

#4423 stinodego closed 1 year ago
33
Failed join #2

#2498 LiterallyUniqueLogin closed 2 years ago
32
test(python): Parametric test coverage for EWM functions

#5011 alexander-beedie closed 1 year ago
31
Additional lints for the Python code base

#4044 stinodego closed 1 year ago
31
Deadlock when running complex query

#14939 kszlim opened 2 months ago
30
Partition_by should returns tuples as keys when partitioning on a list of a single column, like group_by does

#13371 CaselIT closed 4 months ago
30
Add `pl.row_num()` as syntactic sugar for `pl.int_range(0, pl.count())`

#12420 mcrumiller closed 4 months ago
30
Add `.cast` as DataFrame method

#9959 ion-elgreco closed 9 months ago
30
More that one character as separator for CSV reader

#2728 elferherrera closed 2 years ago
30
Support HDF5 reading/writing (with optional dependencies)

#3520 ritchie46 opened 1 year ago
29
Make selectors available under `pl.cols`

#13757 stinodego opened 4 months ago
28
Expose Python interface for other rust applications

#1325 jg2562 closed 1 year ago
28
fix(rust, python): return appropriate dtypes for temporal `mean` and `median`

#12902 mcrumiller closed 4 months ago
27
Improve and expand Expr.rolling()

#12049 orlp opened 6 months ago
27
Segfault when importing polars in an amd64 docker image running on Mac M1 through virtualization

#5401 CalOmnie closed 1 year ago
27
dt.truncate is slow

#13157 stas-sl closed 4 months ago
26
Issue with nested expressions

#8646 chitralverma closed 8 months ago
26
write_database is Significantly slower than .to_pandas().to_sql()

#7852 gilnribeiro opened 1 year ago
26
shift_and_fill by groups + other operations by grouping variables

#1124 AdrianAntico closed 2 years ago
26
Enable retries on connection reset by peer when doing scan_parquet against an object store

#14384 kszlim closed 1 month ago
25
Performance degradation in scan_parquet() vs. scan_pyarrow_dataset()

#13908 lmocsi closed 3 months ago
25
Memory allocation of 100016100016100016100016 bytes failed

#7774 financialclose closed 6 months ago
25
Add syntax sugar over `pl.col()` using symbol parsing

#7398 hyiltiz closed 8 months ago
25
RFC: Additional SQL functions

#7227 universalmind303 opened 1 year ago
25
python polars 0.14.11

#4848 ritchie46 closed 1 year ago
25
write_parquet function in polars-u64-idx does not support large data frames

#3120 jnthnhss closed 1 year ago
25
Add optional lexical ordering of dtype `Categorical`

#2562 mutecamel closed 2 years ago
25
`POLARS_MAX_THREADS` doesn't work expectly.

#15452 baiguoname closed 1 month ago
24
Intermittent out-of-memory performing join after 0.20.6 update

#14201 david-waterworth closed 3 months ago
24
400x difference in computation speed due to missing CSE optimization opportunity

#14097 kszlim closed 3 months ago
24
Deprecate `DataFrame.insert_at_idx`

#10528 MarcoGorelli closed 6 months ago
24
Multithreaded write_csv()

#3004 momentlost closed 1 year ago
24
Partition aware parquet scanning

#426 wseaton closed 8 months ago
24
Suggestion to update the UDF documentation

#12912 Chuck321123 opened 5 months ago
23
datetime '2017-04-02 02:00:00' is ambiguous in time zone 'Australia/Sydney'.

#9491 david-waterworth closed 10 months ago
23
feat(rust, python): impl hex and base64 for binary

#5892 ozgrakkurt closed 1 year ago
23
fix(python): fix delta issues

#5802 chitralverma closed 1 year ago
23
Support merge operation for Delta tables

#11983 edgBR closed 5 months ago
22
Window closed-ness defaults are inconsistent for temporal rolling functions

#9193 MarcoGorelli closed 7 months ago
22