apache/age

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Graph database optimized for fast analysis and real-time data processing. It is provided as an extension to PostgreSQL.

Stars: 4.8k
Forks: 523
Open beginner issues: 0
Indexed issues: 225
Avg merge: 1d 2h
Merged PRs (30d): 9

Dominant language: C
License: Apache-2.0
Last GitHub push: Aug 26, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue help wanted

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224 open issues indexed

Pg17.7 Age1.6 the issue of using gin index Open

question

apache/age#2322 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
RDF graph and SPARQL query language Open

enhancement

apache/age#2327 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Update the Dependencies Open

apache/age#2346 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Cypher executor does not leverage indexes for property matching on agtype columns Open

apache/age#2348 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
shortestPath() uses VLE internally — inherits O(n^k) expansion, no BFS optimization Open

apache/age#2350 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Apache AGE viewer/explorer? Open

question

apache/age#2352 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Support for HyperGraph Open

question

apache/age#2354 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Security: Docker image contains Go binary vulnerable to CVE-2025-68121 (crypto/tls, CVSS 10.0) Open

apache/age#2357 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
MATCH does not enforce implicit distinctness between differently-named node variables bound to the same label Open

bug

apache/age#2362 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
FOREACH clause support Open

apache/age#2381 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`sum(...)` may mishandle `null` inputs. Open

bug

apache/age#2385 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Order comparisons between values of different types may return a boolean instead of `null`. Open

bug

apache/age#2387 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`ORDER BY` may fail on Apache AGE when it references a property of a node value returned under an alias. Open

bug

apache/age#2388 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
When a query has multiple input rows, creating a node into a variable and then immediately creating a relationship to that variable may fail with: Open

bug

apache/age#2389 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`MATCH` may fail to see nodes that were created earlier in the same Cypher query after a `WITH` boundary. Open

bug

apache/age#2390 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
List slicing may return a concrete sublist on Apache AGE when either the slice start bound or end bound is `null`. Open

bug

apache/age#2392 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
A `WHERE EXISTS { ... }` subquery may crash Apache AGE when it contains both: Open

bug

apache/age#2396 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Latent NULL p_nscolumns in OPTIONAL MATCH lateral-join ParseNamespaceItem Open

apache/age#2404 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Cypher keyword-named aliases cannot be referenced back as variables Open

apache/age#2416 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Mnemosyne OS — Production use case: AI agent memory with Apache AGE knowledge graph Open

apache/age#2447 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Cache ResultRelInfo per label in apply_update_list to avoid per-row generated-expr rebuild on SET Open

apache/age#2459 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Concurrent creation of the same label races and fails with "duplicate key value violates unique constraint pg_class_relname_nsp_index" Open

apache/age#2465 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
64-bit integer arithmetic overflow silently wraps around instead of failing Open

bug

apache/age#2471 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`tail([1])` and `tail([])` return `null` instead of `[]` Open

bug

apache/age#2472 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Standalone `OPTIONAL MATCH` drops the initial input row when the pattern has no match Open

bug

apache/age#2473 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
PG19: error: expected identifier or ‘(’ before ‘void’ Open

bug

apache/age#2478 · 4 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Relationship-type alternation [:A|B] scans all edge label tables instead of only the listed labels Open

apache/age#2479 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
A redundant length(p) = 2 check makes a fixed two-hop path about 11x slower Open

bug

apache/age#2480 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
A redundant type(r) = 'P' check makes a statically typed relationship query about 6x slower Open

bug

apache/age#2481 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Avoid redundant entity lookups in writable Cypher clauses Open

enhancement

apache/age#2484 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Same-row alias updates can overwrite earlier changes to the same entity Open

bug

apache/age#2485 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Clarify SET semantics when one entity appears in multiple result rows Open

bug

apache/age#2487 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Relationship created earlier in the same query is not matched after `WITH` and `UNWIND` Open

bug

apache/age#2490 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`CREATE` operations are silently discarded in a multi-part write-and-read query Open

bug

apache/age#2491 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Writes are silently discarded when a later clause reads a label whose table is empty (DML CustomScan never executed) Open

bug

apache/age#2494 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Segfault: `id()` compared against a variable-bound list crashes the backend (`master` and PG18 1.8.0) Open

apache/age#2500 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Server crashes (segfault) on `cypher(CREATE ...)` inside SQL `WHERE NOT EXISTS` with a nested `cypher(MATCH ...)` subquery Open

bug

apache/age#2501 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Windows prebuilt binaries for PG16 (AGE 1.5.0) — community builds gone, request for an official or tracked build Open

apache/age#2502 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Cypher fails after pg_dump/restore: ag_graph.graphid is a bare oid and keeps the source database's value Open

apache/age#2503 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`CREATE` a relationship whose endpoint is `NULL` crashes (Segfault) the backend Open

bug

apache/age#2506 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Server crashes (segfault) when a MATCH pattern property-map value is a correlated `EXISTS { }` subquery containing an aggregate Open

bug

apache/age#2507 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
EXISTS { } in a WHERE after a write clause crashes (segfault) the backend Open

bug

apache/age#2508 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`coalesce()` with a boolean expression and a constant literal fails: COALESCE types boolean and agtype cannot be matched Open

bug

apache/age#2511 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`UNION` of a boolean expression and a constant literal fails: `UNION types boolean and agtype cannot be matched` Open

bug

apache/age#2512 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`id(n)` after rebinding the same variable across a `WITH` errors with `age_id(_ag_label_vertex) does not exist` Open

bug

apache/age#2513 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Integer modulo (%) by a zero divisor errors with `floating-point exception` (22P01) instead of `division by zero` Open

bug

apache/age#2514 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
List predicate (`ALL`/`any`/`none`/`single`) over node values in a `WHERE` clause raises internal error `no relation entry for relid` (XX000) Open

bug

apache/age#2516 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`reduce()`/list comprehension in a `LIMIT` or `SKIP` clause raises internal error `unsupported SubLink` (0A000) Open

bug

apache/age#2518 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
TRUNCATE fails with `schema "ag_catalog" does not exist` in databases without AGE, when AGE is in shared_preload_libraries Open

apache/age#2520 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Shameless plug: A networkit wrapper for AGE Open

apache/age#2524 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026

apache/age

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