v2.3.7

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•Last updated Nov 10, 2026

Patch release on the 2.3 line, cut from master: the fixes merged since 2.3.5 and bug fixes that are safe for 2.3 (no breaking changes). 2.4 work goes to next.

48% complete

fix: rebuild lineage on PostgreSQL and keep entries on failure
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#1664 opened Nov 9, 2026 · Updated Nov 10, 2026
4
fix(alter): change and rename attributes on PostgreSQL
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#1639 opened Oct 18, 2026 · Updated Nov 6, 2026Draft
alter() on PostgreSQL cannot change an attribute: MODIFY is a syntax error, and a comment change is ignored
datajoint/datajoint-python#1625 · opened on Oct 17, 2026 · v2.3.7
fix(drop): drop an auto-populated table's jobs table with it
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#1615 opened Oct 17, 2026 · Updated Nov 6, 2026Draft
2
drop() leaves the jobs table behind, and a table re-declared under the same name inherits it
datajoint/datajoint-python#1601 · opened on Oct 17, 2026 · v2.3.7
1
fix(json): make JSON path annotations and value comparisons portable
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#1607 opened Oct 17, 2026 · Updated Nov 6, 2026Draft
JSON path type annotation is not portable: data.n:int works on PostgreSQL, raises on MySQL
datajoint/datajoint-python#1563 · opened on Oct 1, 2026 · v2.3.7
JSON path equality against a non-string value: silently empty on MySQL, raises on PostgreSQL
datajoint/datajoint-python#1564 · opened on Oct 1, 2026 · v2.3.7
fix(diagram): make rendered diagrams byte-reproducible across runs
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#1606 opened Oct 17, 2026 · Updated Nov 6, 2026Draft
dj.Diagram SVG output is not byte-reproducible: set iteration order leaks into node emission order
datajoint/datajoint-python#1551 · opened on Sep 9, 2026 · v2.3.7
fix(query): count and restrict expressions with an empty primary key
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#1605 opened Oct 17, 2026 · Updated Nov 6, 2026Draft
Restricting a dj.U() aggregation raises a bare AssertionError
datajoint/datajoint-python#1580 · opened on Oct 9, 2026 · v2.3.7
len() of an expression with an empty primary key generates invalid SQL
datajoint/datajoint-python#1581 · opened on Oct 9, 2026 · v2.3.7
fix(postgres): read primary and foreign keys from pg_catalog
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#1604 opened Oct 17, 2026 · Updated Nov 6, 2026Draft
PostgreSQL: a read-only login sees no primary keys, because they are read from information_schema
datajoint/datajoint-python#1554 · opened on Sep 30, 2026 · v2.3.7
fix(settings): environment variables beat datajoint.json for every setting
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#1603 opened Oct 17, 2026 · Updated Nov 6, 2026Draft
Environment variables lose to datajoint.json for settings missing from ENV_VAR_MAPPING
datajoint/datajoint-python#1585 · opened on Oct 13, 2026 · v2.3.7
schema.rebuild_lineage() fails on PostgreSQL, after emptying ~lineage
datajoint/datajoint-python#1641 · opened on Oct 18, 2026 · v2.3.7
Mapping restriction naming a hidden attribute silently drops the predicate
datajoint/datajoint-python#1561 · opened on Oct 1, 2026 · v2.3.7
1
Restricting by a union, inserting from a union, or nesting a union with secondary attributes raises TypeError
datajoint/datajoint-python#1658 · opened on Nov 6, 2026 · v2.3.7
Joining with a union on the right raises AssertionError when the two sides share no attributes
datajoint/datajoint-python#1659 · opened on Nov 6, 2026 · v2.3.7
Joining with a dj.U restriction returns duplicate rows and inflates aggr counts: the DISTINCT is dropped
datajoint/datajoint-python#1660 · opened on Nov 6, 2026 · v2.3.7
dj.U(...).aggr gives wrong results or fails when the group is a union, an aggregation, or a computed projection
datajoint/datajoint-python#1661 · opened on Nov 6, 2026 · v2.3.7
ci: release from annotated tags; remove CHANGELOG-archive.md
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#1588 opened Oct 15, 2026 · Updated Nov 6, 2026
1
fix(query): emit DISTINCT only where rows can repeat; keep it through composition
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#1662 opened Nov 7, 2026 · Updated Nov 10, 2026

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v2.3.7

fix: rebuild lineage on PostgreSQL and keep entries on failure

fix(alter): change and rename attributes on PostgreSQL

alter() on PostgreSQL cannot change an attribute: MODIFY is a syntax error, and a comment change is ignored

fix(drop): drop an auto-populated table's jobs table with it

drop() leaves the jobs table behind, and a table re-declared under the same name inherits it

fix(json): make JSON path annotations and value comparisons portable

JSON path type annotation is not portable: `data.n:int` works on PostgreSQL, raises on MySQL

JSON path equality against a non-string value: silently empty on MySQL, raises on PostgreSQL

fix(diagram): make rendered diagrams byte-reproducible across runs

dj.Diagram SVG output is not byte-reproducible: set iteration order leaks into node emission order

fix(query): count and restrict expressions with an empty primary key

Restricting a dj.U() aggregation raises a bare AssertionError

len() of an expression with an empty primary key generates invalid SQL

fix(postgres): read primary and foreign keys from pg_catalog

PostgreSQL: a read-only login sees no primary keys, because they are read from information_schema

fix(settings): environment variables beat datajoint.json for every setting

Environment variables lose to datajoint.json for settings missing from ENV_VAR_MAPPING

schema.rebuild_lineage() fails on PostgreSQL, after emptying ~lineage

Mapping restriction naming a hidden attribute silently drops the predicate

Restricting by a union, inserting from a union, or nesting a union with secondary attributes raises TypeError

Joining with a union on the right raises AssertionError when the two sides share no attributes

Joining with a dj.U restriction returns duplicate rows and inflates aggr counts: the DISTINCT is dropped

dj.U(...).aggr gives wrong results or fails when the group is a union, an aggregation, or a computed projection

ci: release from annotated tags; remove CHANGELOG-archive.md

fix(query): emit DISTINCT only where rows can repeat; keep it through composition

Issues