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547a9f5738
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ORM wave 2: 10 new defects — Active Record +3, Exposed +3, SeaORM +4 (167 sites, 64 ecosystems)
rails-0009: FilterAttributeHandler filter_parameters Array O(A×F) → Set (450×)
rails-0010: Encryption::AutoFilteredParameters two Array scans → Set (250×)
rails-0011: TimeZoneConversion skip_list Array O(M×C×S) → Set (20×)
exposed-0001: SchemaUtilityApi mapMissingColumnStatements O(N×M) → map (118×)
exposed-0002: IdentifierManagerApi isAKeyword O(K) linear → HashSet (144×)
exposed-0003: Table.clone consParams.map fresh List → hoisted HashSet (6×)
seaorm-0001: active_model establish_links leftover.any O(N²) → HashSet (501×)
seaorm-0002: rbac engine group_permissions .values().find() → HashMap by ID (502×)
seaorm-0003: schema builder sorted_tables Vec::contains → HashSet (500×)
seaorm-0004: TopologicalSort from_iter seen Vec O(N²) → BTreeSet (28×)
Unit tests: RailsTest 11/11, ExposedTest 3/3, SeaORMTest 4/4 PASS
Whitepaper: 157→167 sites, 62→64 ecosystems; §13.12 ORM Wave 2 added
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2026-03-27 13:49:46 -04:00 |
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d4ed2dff91
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ORM wave: 24 defects patched across 10 ORMs (157 sites, 62 ecosystems)
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
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2026-03-27 13:34:26 -04:00 |
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