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apache
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datafusion
Apache DataFusion SQL Query Engine
https://datafusion.apache.org/
Apache License 2.0
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Write DataFusion paper for (SIGMOD / VLDB / ICDE)
#6782
alamb
closed
5 months ago
123
Consolidate `TreeNode` transform and rewrite APIs
#8891
peter-toth
closed
2 months ago
81
Experimenting with arrow2
#68
jorgecarleitao
closed
2 years ago
70
Improve the performance of `Aggregator`, grouping, aggregation
#4973
alamb
closed
10 months ago
57
Create new logo for Apache DataFusion
#8788
andygrove
closed
2 months ago
56
Finalize SIGMOD 2024 paper ~(if accepted)~
#8373
alamb
closed
1 month ago
54
Use Arrow Row Format in SortExec to improve performance
#5230
tustvold
closed
1 year ago
54
add udf/udaf plugin
#1881
EricJoy2048
closed
2 years ago
50
Rework GroupByHash for faster performance and support grouping by nulls
#790
alamb
closed
2 years ago
48
[EPIC] Stop copying `LogicalPlan` during OptimizerPasses
#9637
alamb
opened
2 months ago
47
RFC: Demonstrate new `GroupHashAggregate` stream approach (runs more than 2x faster!)
#6800
alamb
closed
10 months ago
46
TPCH, Query 18 and 17 very slow
#5646
djouallah
closed
6 months ago
45
[Epic] Port BuiltInFunctons to `datafusion-functions-*` crates
#9285
alamb
closed
3 weeks ago
41
S3 Support
#907
ehenry2
closed
2 years ago
39
Support qualified columns in queries
#55
houqp
closed
2 years ago
39
Poor reported performance of DataFusion against DuckDB and Hyper
#5942
alamb
opened
1 year ago
38
Update benchmarks on clickbench
#5276
dudzicp
closed
9 months ago
38
Create a Priority Queue based Aggregation with `limit`
#7192
avantgardnerio
closed
8 months ago
37
An asynchronous version of `CatalogList`/`CatalogProvider`/`SchemaProvider`
#3777
v0y4g3r
closed
1 year ago
36
Release a new version of DataFusion to crates.io
#771
alamb
closed
2 years ago
36
Implement StreamTable and StreamTableProvider (#7994)
#8021
tustvold
closed
6 months ago
35
Switch to object_store crate (#2489)
#2677
tustvold
closed
1 year ago
35
Avro Table Provider
#910
Igosuki
closed
2 years ago
35
Make EnforceSorting global sort aware, fix sort mis-optimizations involving unions, support parallel sort + merge transformations
#5171
mustafasrepo
closed
1 year ago
34
Release of DataFusion: 7.0.0
#1587
alamb
closed
2 years ago
34
Add DataFusion to h2oai/db-benchmark
#147
alamb
closed
1 year ago
34
Specific timezone support for `to_timetamp*()`
#686
velvia
opened
2 years ago
33
[Discuss] Different implementation style between Expr, LogicalPlan and ExecutionPlan
#2175
mingmwang
opened
2 years ago
32
Streaming support for DataFusion
#1544
hntd187
closed
1 year ago
32
feat: emitting partial join results in `HashJoinStream`
#8020
korowa
closed
3 months ago
31
Any plan to support JSON or JSONB?
#7845
dojiong
opened
7 months ago
31
Discussion: Switch DataFusion to using arrow2?
#1532
alamb
closed
1 year ago
31
Release Datafusion 6.0.0
#890
houqp
closed
2 years ago
31
Add support for reading remote storage systems
#811
yjshen
closed
2 years ago
31
refactor: make dfschema wrap schemaref
#9595
haohuaijin
closed
1 month ago
30
Bad performance on wide tables (1000+ columns)
#7698
karlovnv
opened
7 months ago
30
Implement basic common subexpression eliminate optimization
#792
waynexia
closed
2 years ago
30
[EPIC] Tasks for a new Top Level Apache Project
#9691
alamb
closed
1 week ago
29
feat: Determine ordering of file groups
#9593
suremarc
closed
2 weeks ago
29
Complete support for `Expr --> String `
#9726
alamb
opened
1 month ago
28
Top-K eager batch sorting
#7180
gruuya
closed
9 months ago
28
Unable to "GROUP BY" udf result
#5635
bubbajoe
closed
1 year ago
28
Rework the python bindings using conversion traits from arrow-rs
#873
kszucs
closed
2 years ago
28
fix: avro_to_arrow: Handle avro nested nullable struct (union)
#7663
Samrose-Ahmed
closed
7 months ago
27
Write faster kernel for is_distinct
#4560
comphead
closed
1 year ago
27
DataFusion Optimizer framework discussion
#1972
mingmwang
opened
2 years ago
27
Officially maintained Arrow2 branch
#1556
houqp
closed
2 years ago
27
Incorrect results in datafusion
#1441
franeklubi
closed
2 years ago
27
Set target_partitions on table scan in physical planner
#972
xudong963
closed
2 years ago
27
Execute LogicalPlan on DBMS directly
#970
hu6360567
closed
2 weeks ago
27
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