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feldera

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feldera
The Feldera Incremental Computation Engine

Rust · 2086 stars

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Traces with multiple batch types. Open

DBSP core

feldera/feldera#17 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Remove integrate_nested, Z1Nested. Open

DBSP core low priority

feldera/feldera#18 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add operators that take both owned and referential inputs Open

DBSP core

feldera/feldera#22 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add tests/benchmarks to `src/trace` Open

DBSP core

feldera/feldera#23 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
`Cursor::seek` should return the number of keys skipped over during search Open

DBSP core

feldera/feldera#25 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Non-equi joins Open

DBSP core

feldera/feldera#26 · 13 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Implement incremental version of `stream_join_range` Open

DBSP core

feldera/feldera#31 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Lazily consolidate streams Open

DBSP core

feldera/feldera#32 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Use SIMD sorting for consolidation where applicable Open

DBSP core

feldera/feldera#33 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
nexmark benchmark have unstable performance Open

DBSP core

feldera/feldera#38 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Can radix_tree_update be slightly simplified? Open

DBSP core question

feldera/feldera#40 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Switch to `parking_lot::Mutex` everywhere. Open

DBSP core

feldera/feldera#42 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The Fold structure APIs are not homogenous Open

DBSP core

feldera/feldera#44 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Cursor `weight()` mutates the cursor Open

DBSP core

feldera/feldera#46 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Bad ergonomics for iterating cursors. Open

DBSP core

feldera/feldera#47 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Zset Weights can overflow silently Open

bug DBSP core

feldera/feldera#53 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[SQL] Produce a self contained compiler artifact Open

SQL compiler

feldera/feldera#198 · 7 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
Reporting errors from data-plane Open

DBSP core question

feldera/feldera#297 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Array types break csv ingress/egress Open

bug Pipeline manager

feldera/feldera#435 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Document CSV input/output behavior Open

documentation

feldera/feldera#436 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Can't specify NULL values through csv ingress Open

API bug

feldera/feldera#437 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Tables do not respect limits for types with precision/scale (varchar, char, decimal etc.) Open

bug connectors SQL compiler

feldera/feldera#438 · 10 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
Can't set double/float to -Inf/Inf using CSV ingress Open

API bug

feldera/feldera#439 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
ingress allows negative BC years, but literals don't Open

bug

feldera/feldera#444 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Push parser errors to a stream. Open

connectors

feldera/feldera#453 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
SQL compiler does not accept many legal SQL OVER statements Open

bug SQL compiler

feldera/feldera#457 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
nexmark q6 and q19 should use `VecDeque`s again when `rkyv` releases Open

feldera/feldera#522 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Define where user views or inspects json errors from input connectors Open

Web Console

feldera/feldera#600 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support `NaN`, `Inf`, `-Inf` in JSON. Open

DBSP core

feldera/feldera#638 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Durable state for multi-host fault tolerance Open

ft RFC

feldera/feldera#658 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Support for time series queries. Open

DBSP core SQL compiler

feldera/feldera#659 · 1 comment · 0 reactions · 2 assignees · Indexed Sep 15, 2026
Atomic output in distribution and fault tolerance Open

ft RFC

feldera/feldera#707 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add more tests for fault tolerance Open

feldera/feldera#793 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[SQL] Recipe for implementing new SQL functions Open

documentation SQL compiler

feldera/feldera#951 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Show SQL/Rust compilation progress Open

low priority User-facing Web Console

feldera/feldera#1034 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[SQL] runtime errors should contain source position information Open

DBSP core SQL compiler

feldera/feldera#1177 · 33 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[SQL] all SQL runtime functions should be able to report runtime errors Open

DBSP core SQL compiler

feldera/feldera#1178 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
[SQL] Add support for `UNIQUE` constraints to tables Open

SQL compiler

feldera/feldera#1198 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
There is no Rust de/serialization implemented for several SQL data types Open

bug connectors

feldera/feldera#1207 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
There are no convenience methods to easily read a delta_handle from a circuit. Open

DBSP core

feldera/feldera#1292 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Vendor Rust dependencies. Open

Pipeline manager UX

feldera/feldera#1308 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Cannot add records to a table with a space in its name Open

Pipeline manager

feldera/feldera#1446 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Disallow max_buffered_records from being 0 Open

connectors Pipeline manager

feldera/feldera#1479 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Unstable sort is broken Open

bug DBSP core

feldera/feldera#1730 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Improve UX of generated OpenAPI docs Open

documentation UX

feldera/feldera#1751 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Native support for networking data types (IP address, CIDR) Open

low priority SQL compiler

feldera/feldera#1808 · 6 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
add links to Python docs from connector documentation pages Open

documentation python-sdk

feldera/feldera#1827 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[connectors] Preprocessor registration fails on multi-host Open

connectors

feldera/feldera#7151 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Improving memory usage of pipelines [GC] Open

DBSP core SQL compiler

feldera/feldera#1850 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 15, 2026
[RFC] FSM operator Open

DBSP core

feldera/feldera#1883 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026

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