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Issues list

arrow internal error in groupby 1e9 k=2 arrow exceptions
#190 opened Feb 15, 2021 by jangorecki
Add Vaex comparison new solution
#180 opened Jan 13, 2021 by maccam912
1
5
Whole script performance new task
#177 opened Jan 5, 2021 by ritchie46
2
reshape task (pivot, unpivot) new task
#175 opened Dec 30, 2020 by jangorecki
4
dask new exception during groupby 1e8 q10 dask exceptions
#174 opened Dec 17, 2020 by jangorecki
1
pandas (and dask) cannot yet handle NAs during groupby dask exceptions pandas
#171 opened Dec 14, 2020 by jangorecki
1
clickhouse join fails for 1e9 data size clickhouse exceptions
#169 opened Nov 15, 2020 by jangorecki
awk new solution
#160 opened Aug 21, 2020 by JohannesBuchner
11
dplyr cannot compute groupby on 1e9 rows data anymore dplyr exceptions
#152 opened Jun 1, 2020 by jangorecki
new task: timeseries new task
#139 opened Mar 5, 2020 by jangorecki
1
new task: read new task
#131 opened Feb 1, 2020 by jangorecki
2
sort-ops tasks new task
#115 opened Nov 8, 2019 by jangorecki
not enough memory to read 1e9 data dask exceptions pandas
#111 opened Oct 17, 2019 by jangorecki
4
R gc is choking during groupby 1e9 k=2 data.table dplyr exceptions
#110 opened Oct 17, 2019 by jangorecki
2
Add Rust's DataFusion (arrow) new solution
#107 opened Oct 16, 2019 by andygrove
9
subset and group combined task new task
#103 opened Sep 16, 2019 by jangorecki
add R's disk.frame as a solution new solution
#88 opened Jun 23, 2019 by xiaodaigh
5
"by reference" operations task new task
#62 opened Dec 15, 2018 by jangorecki
6 tasks
sort task new task
#61 opened Dec 15, 2018 by jangorecki
4 tasks
Consider adding mapd new solution
#43 opened Oct 30, 2018 by jangorecki
2
add groupby 500GB (1e10)
#39 opened Sep 30, 2018 by jangorecki
Add python's modin new solution
#38 opened Sep 30, 2018 by jangorecki
4
advanced questions for join tests new task
#18 opened Aug 7, 2018 by jangorecki
9 of 15 tasks
2.3.0
@jangorecki
5
add subset task new task
#14 opened Jun 16, 2018 by jangorecki
measure memory usage
#9 opened Jun 14, 2018 by jangorecki 2.2.0
1
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