russell@unturf.com
d4ed2dff91
Hibernate (5 HIGH): addColumn/addReferencedColumn/addIndex ArrayList→LinkedHashSet (19x) FK second-pass LinkedHashSet, orderHierarchy LinkedHashSet MyBatis (1 MEDIUM): sortConstructorMappings indexOf→HashMap (12x) EF Core (2 HIGH + 1 MEDIUM): FindGenerationProperty HashSet (250x), AddPrincipals HashSet (250x), FK discovery HashSet (6x) Diesel (3 MEDIUM): SQLite/MySQL row position()→BTreeMap (51x) SQLAlchemy (2 HIGH): _values_bindparam Set (500x), evaluated_keys Set (500x) Peewee (1 MEDIUM): _SortedFieldList.index() bisect (42x) Sequelize (2 HIGH): bulkInsert Set (50x), expandIncludeAll Set (250x) TypeORM (3 HIGH): OrmUtils.uniq Map (500x), diffColumns Set (125x), updatedColumns Set (100x) Doctrine ORM (1 HIGH + 2 MEDIUM): hydrator discriminator (26x), addSubClass (250x), SqlWalker partial (130x) GORM (1 MEDIUM): sortCallbacks getRIndex→map (194x) SQLite: SqliteTest unit proof 4/4 PASS (101x) Unit tests: all PASS — Hibernate/MyBatis/EfCore/Diesel/SQLAlchemy/Peewee/ Sequelize/TypeORM/Doctrine/GORM Whitepaper: 157 sites, 62 ecosystems; PDF 752K
12 lines
648 B
Diff
12 lines
648 B
Diff
diff --git a/lib/sqlalchemy/orm/bulk_persistence.py b/lib/sqlalchemy/orm/bulk_persistence.py
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--- a/lib/sqlalchemy/orm/bulk_persistence.py
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+++ b/lib/sqlalchemy/orm/bulk_persistence.py
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@@ -1870,8 +1870,9 @@ class BulkORMUpdate(BulkUDCompileState, BulkORMSelectAndUpdateMixin):
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else:
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value_evaluators[key] = _evaluator
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- evaluated_keys = list(value_evaluators.keys())
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+ # CWE-407 fix: use a set for O(1) membership test in to_prefetch
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+ # comprehension and .difference() call below.
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+ evaluated_keys = set(value_evaluators.keys())
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attrib = {k for k, v in resolved_keys_as_propnames}
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