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Forked from TimelyDataflow/differential-dataflow
An implementation of differential dataflow using timely dataflow on Rust.
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713 contributions in the last year
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June 2021
Created 11 commits in 3 repositories
Created a pull request in MaterializeInc/materialize that received 36 comments
Dataflow LIR
This PR introduces a low-level intermediate representation for rendering dataflows. The Plan type is closely coupled to the actual dataflow renderi…
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Opened 4 other pull requests in 2 repositories
MaterializeInc/materialize
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merged
TimelyDataflow/timely-dataflow
2
merged
Reviewed 15 pull requests in 2 repositories
MaterializeInc/materialize 13 pull requests
- [dataflow] LIR mfp planning
- Fix wrong results issue due to wrong nullability semantics of COUNT aggregate function
- Dataflow LIR
- Do not propagate error literals through join inputs
- sql: support pg_column_size
- coord: prevent views from multiple timelines
- kafka: add time_offset option
- exactly-once-sinks
- expr: go through Deref for OptimizedMirRelationExpr -> MirRelationExpr
- Design doc for easier specification of MIRs
- Automatically filter out redundant keys
- First cut at explaining arrangements for Materialize Overview
- dataflow: share RT timestamp bindings across source instances
TimelyDataflow/timely-dataflow 2 pull requests
Created an issue in MaterializeInc/materialize that received 2 comments
[coord] Queries create redundant arrangements
A relatively simple queries like
materialize=> insert into t (a, b) values (1, 2), (2, 3), (3, 1);
INSERT 0 3
materialize=> select a, sum(b) from t…
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Opened 10 other issues in 1 repository
MaterializeInc/materialize
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Support expressions in
LIMITandOFFSETclauses - [dataflow] Explicitly plan TopK stages
- [optimization] Introduce RelationExpr CSE
- [dataflow] Arrangement -> Stream operator is not fueled
- [durability]: Assess and document durability for Kafka upsert sources
- Add function to report the size of a row in bytes
- [docs] Sources and Sinks missing from architecture doc
- [docs] Timestamp determination missing from architecture overview
- [docs] Catalog section of architecture documentation
- [docs] SQL section of architecture documentation