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Pull requests: sqlalchemy/sqlalchemy
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Reflect PostgreSQL index validity separately from DDL options
#13588
opened Sep 12, 2026 by
HardMax71
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Emit warning on direct instantiation of unmapped MappedAsDataclass
#13587
opened Sep 12, 2026 by
VimalN2005
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3 tasks done
Improve validation and failure modes in with_parent()
#13586
opened Sep 12, 2026 by
VimalN2005
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3 tasks done
Add column_template kwarg to composite() for dataclass composite classes
#13579
opened Sep 10, 2026 by
LeonardoRosaa
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Support UPDATE..RETURNING on MariaDB 13.0.1+
#13576
opened Sep 10, 2026 by
rusher
Contributor
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Fix __allow_unmapped__ not honored for Column/MappedColumn on mixins
#13532
opened Aug 24, 2026 by
Faseeh06
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6 tasks done
docs(sql): improve sentence casing in Case element internal comment
approved for development
Maintainer override: this pull request may proceed regardless of the labels on any issue
#13529
opened Aug 22, 2026 by
arnavahire19
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Reflect fractional-seconds precision for mssql DATETIME2 types
#13500
opened Aug 11, 2026 by
Aryan-Pardeshi
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Say what required the foreign key to resolve in naming conventions
#13499
opened Aug 11, 2026 by
hamodywe
Contributor
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fix: infer expanding bind parameter type past None
#13489
opened Aug 8, 2026 by
erichanwang
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Fix GenericRepr dropping args of a secondary inspected class with no defaults
#13478
opened Aug 4, 2026 by
uttam12331
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Render MySQL VALUES rows with ROW constructors
#13476
opened Aug 3, 2026 by
minsuking
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1 of 3 tasks
Document dataclass caveats for Declarative Dataclass Mapping
documentation
#13470
opened Jul 30, 2026 by
ArockiaRajamanickam
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escape backslashes in mysql enum/set value rendering
awaiting revision
Some changes to a PR were requested
#13461
opened Jul 28, 2026 by
dxbjavid
Contributor
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1 task done
docs: add async-specific note to expire/expire_all proxied docstrings
documentation
#13453
opened Jul 24, 2026 by
harshitayadavv
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1 of 3 tasks
docs: document @classmethod usage with @declared_attr for typing
documentation
#13436
opened Jul 15, 2026 by
pctablet505
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Perf/eager collection bulk extend
performance
where performance can be improved. add "bug" only if it's a performance degradation
#13416
opened Jul 6, 2026 by
ollz272
Contributor
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1 of 3 tasks
scalars/mappings performance improvement.
performance
where performance can be improved. add "bug" only if it's a performance degradation
#13415
opened Jul 6, 2026 by
ollz272
Contributor
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1 of 3 tasks
# Cython batch instance processor — ~10–30% on most loads (collection joinedload −5%)
performance
where performance can be improved. add "bug" only if it's a performance degradation
#13405
opened Jun 30, 2026 by
ollz272
Contributor
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2 tasks
Subqueryload without per-row Row construction — ~26% on subqueryload
performance
where performance can be improved. add "bug" only if it's a performance degradation
#13404
opened Jun 30, 2026 by
ollz272
Contributor
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2 tasks
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