expeditavoluptas
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TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.
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# Change Log
All notable changes to this project will be documented in this file.
See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
## [5.7.13](https://github.com/mikro-orm/mikro-orm/compare/v5.7.12...v5.7.13) (2023-07-16)
### Bug Fixes
* **core:** deprecate `wrappedReference` on m:1 decorator options ([d7f362e](https://github.com/mikro-orm/mikro-orm/commit/d7f362eae354437e0d2427f680420f370c6038fd))
* **core:** do not fail when detecting mapped type for enum columns ([b94048b](https://github.com/mikro-orm/mikro-orm/commit/b94048bc2aa8cd537edd9bf34333996f2c4bef7c)), closes [#2323](https://github.com/mikro-orm/mikro-orm/issues/2323)
* **core:** fix updating composite key entities via flush ([733cb80](https://github.com/mikro-orm/mikro-orm/commit/733cb80918fa83a2d028b59ee807e0a3bb9b72b7)), closes [#4533](https://github.com/mikro-orm/mikro-orm/issues/4533)
* **core:** respect `persist: false` on relations ([a127fff](https://github.com/mikro-orm/mikro-orm/commit/a127fff66914add81a6f54fd1f8f9f5ae56366ee)), closes [#4504](https://github.com/mikro-orm/mikro-orm/issues/4504)
* **postgres:** fix hydration of 1:1 properties when entity has version fields ([474eb73](https://github.com/mikro-orm/mikro-orm/commit/474eb73c1551a3a9ee05170760b9f377fe10d749)), closes [#4497](https://github.com/mikro-orm/mikro-orm/issues/4497)
* **sqlite:** allow using `clientUrl` without a `host` ([#4447](https://github.com/mikro-orm/mikro-orm/issues/4447)) ([9a01bbd](https://github.com/mikro-orm/mikro-orm/commit/9a01bbd5f535a4c31520bce3c27eb8fb2b461283))
## [5.7.12](https://github.com/mikro-orm/mikro-orm/compare/v5.7.11...v5.7.12) (2023-06-10)
### Bug Fixes
* **core:** allow async filter callbacks in `em.addFilter()` on type level ([308c45b](https://github.com/mikro-orm/mikro-orm/commit/308c45bcdc0ae88b263cf6f35f7ab66f91cf97df))
* **core:** fallback to direct property access ([320c52f](https://github.com/mikro-orm/mikro-orm/commit/320c52f8066bb5471a72c70e6bb87aa9b562e17f)), closes [#4434](https://github.com/mikro-orm/mikro-orm/issues/4434) [#4216](https://github.com/mikro-orm/mikro-orm/issues/4216)
* **core:** fix extra updates when `forceEntityConstructor` enabled ([41874eb](https://github.com/mikro-orm/mikro-orm/commit/41874eb8c8c5ec3f62894d0b79e66df2ef799b56)), closes [#4426](https://github.com/mikro-orm/mikro-orm/issues/4426)
* **core:** respect `undefined` when assigning to object properties ([217ff8f](https://github.com/mikro-orm/mikro-orm/commit/217ff8f7321b6ed2551df5214f9f5934bb6d8896)), closes [#4428](https://github.com/mikro-orm/mikro-orm/issues/4428)
* **core:** respect falsy values in `em.upsert` ([ef22b21](https://github.com/mikro-orm/mikro-orm/commit/ef22b21ad853c020fcd1c149d61714b40d7d390a)), closes [#4420](https://github.com/mikro-orm/mikro-orm/issues/4420)
* **mongo:** allow saving self-references inside M:N properties in one flush ([c1b5fc4](https://github.com/mikro-orm/mikro-orm/commit/c1b5fc49de2b962e4d44b5673a8df1437f0f71ab)), closes [#4431](https://github.com/mikro-orm/mikro-orm/issues/4431)
### Features
* **core:** add `em.getMetadata(Entity)` shortcut ([e5834b4](https://github.com/mikro-orm/mikro-orm/commit/e5834b4314c190c1557aeddf31c88131ea855d89))
* **core:** support Uint8Array ([#4419](https://github.com/mikro-orm/mikro-orm/issues/4419)) ([01a9c59](https://github.com/mikro-orm/mikro-orm/commit/01a9c5973d723827e485ce0f9a36ea03b24db676)), closes [#4418](https://github.com/mikro-orm/mikro-orm/issues/4418)
## [5.7.11](https://github.com/mikro-orm/mikro-orm/compare/v5.7.10...v5.7.11) (2023-06-01)
### Bug Fixes
* **core:** fix change tracking of optional properties with `forceUndefined` ([9303c3f](https://github.com/mikro-orm/mikro-orm/commit/9303c3f58c05b266307c774134cb0057e03d29fa)), closes [#4412](https://github.com/mikro-orm/mikro-orm/issues/4412)
* **core:** fix populating relations in parallel via `Promise.all` ([#4415](https://github.com/mikro-orm/mikro-orm/issues/4415)) ([f4127a7](https://github.com/mikro-orm/mikro-orm/commit/f4127a7e9f28151c1043a0463c17cc0480ee3e90)), closes [#4213](https://github.com/mikro-orm/mikro-orm/issues/4213) [#4343](https://github.com/mikro-orm/mikro-orm/issues/4343)
## [5.7.10](https://github.com/mikro-orm/mikro-orm/compare/v5.7.9...v5.7.10) (2023-05-23)
### Bug Fixes
* **core:** exclude collections from `returning` clause from `em.upsert` ([e342449](https://github.com/mikro-orm/mikro-orm/commit/e342449c1c291b74de8821afc43236f217260165)), closes [#4382](https://github.com/mikro-orm/mikro-orm/issues/4382)
* **core:** re-export `Reference` class as `Ref` ([50eea37](https://github.com/mikro-orm/mikro-orm/commit/50eea370a43d70366643c8578c51ea427b79a64c)), closes [#4161](https://github.com/mikro-orm/mikro-orm/issues/4161)
* **core:** respect `skipNull` when serializing object properties/embeddables ([f27ee9a](https://github.com/mikro-orm/mikro-orm/commit/f27ee9a6dcaf4b9ad72c4aba652c1afb23b74577)), closes [#4383](https://github.com/mikro-orm/mikro-orm/issues/4383)
### Features
* **core:** add `meta` to `EventArgs` to the upsert events ([ed431ea](https://github.com/mikro-orm/mikro-orm/commit/ed431eaba1c62aa9d3cc5e664c1ec73eef59fceb))
### Performance Improvements
* **core:** set `Collection._property` early for managed entities ([23ca682](https://github.com/mikro-orm/mikro-orm/commit/23ca682ad8792de145a5c4c7e32c8ff226c0cae1)), closes [#4376](https://github.com/mikro-orm/mikro-orm/issues/4376)
## [5.7.9](https://github.com/mikro-orm/mikro-orm/compare/v5.7.8...v5.7.9) (2023-05-22)
### Bug Fixes
* **core:** fix mapping of results from partial loading ([541c449](https://github.com/mikro-orm/mikro-orm/commit/541c449e00d49c42e57ca0be536f26a4799bfa3c)), closes [#4377](https://github.com/mikro-orm/mikro-orm/issues/4377)
### Performance Improvements
* **core:** don't double clone when merging data to exiting entity ([c175652](https://github.com/mikro-orm/mikro-orm/commit/c175652445a58e26fac79eb6e7546a5397f2ee4c)), closes [#4376](https://github.com/mikro-orm/mikro-orm/issues/4376)
## [5.7.8](https://github.com/mikro-orm/mikro-orm/compare/v5.7.7...v5.7.8) (2023-05-21)
### Bug Fixes
* **core:** ensure `em.upsert` returns initialized entity ([#4370](https://github.com/mikro-orm/mikro-orm/issues/4370)) ([bad0b37](https://github.com/mikro-orm/mikro-orm/commit/bad0b37b83552cf6da6606b547ccb19d91062acc)), closes [#4242](https://github.com/mikro-orm/mikro-orm/issues/4242)
* **core:** ensure strict type-checking of enum queries ([8f8464a](https://github.com/mikro-orm/mikro-orm/commit/8f8464a53cb8125b8fe7f9cf11c4962b435c9f24))
### Features
* **query-builder:** add `qb.returning()` ([b5ab66b](https://github.com/mikro-orm/mikro-orm/commit/b5ab66bccf4dc3867194a6ba50626d4891646fe1))
## [5.7.7](https://github.com/mikro-orm/mikro-orm/compare/v5.7.6...v5.7.7) (2023-05-14)
### Bug Fixes
* **core:** deprecate `@Subscriber()` decorator ([033b71d](https://github.com/mikro-orm/mikro-orm/commit/033b71d8ecb3313a51fb042b088c886f303c72f0))
* **core:** revert the `const enums` as they break projects with `isolatedModules` ([8b23674](https://github.com/mikro-orm/mikro-orm/commit/8b2367401d055590e402241a46a996c2b026e873)), closes [#4350](https://github.com/mikro-orm/mikro-orm/issues/4350)
### Features
* **core:** add `options` argument to filter callback ([c57ee5e](https://github.com/mikro-orm/mikro-orm/commit/c57ee5e3efda1d1516a0295a5b395f01dccdcad3)), closes [#4352](https://github.com/mikro-orm/mikro-orm/issues/4352)
## [5.7.6](https://github.com/mikro-orm/mikro-orm/compare/v5.7.5...v5.7.6) (2023-05-13)
### Bug Fixes
* **core:** allow `em.populate()` on lazy formula properties ([5c6bb13](https://github.com/mikro-orm/mikro-orm/commit/5c6bb13fd92ad941f1f8de1982544620bb3e1547))
* **core:** ensure database values are used in the identity map keys ([46b5e3a](https://github.com/mikro-orm/mikro-orm/commit/46b5e3ab50e8347fa6af0ca4289bf7d7ed7653d3)), closes [#4335](https://github.com/mikro-orm/mikro-orm/issues/4335)
* **core:** fix re-populating relations with `refresh: true` ([74b6a98](https://github.com/mikro-orm/mikro-orm/commit/74b6a98d1157a27ee57c7233c92cd460d787adb8)), closes [#4339](https://github.com/mikro-orm/mikro-orm/issues/4339)
### Features
* **core:** add `wrap(entity).populate([...])` shortcut ([6b519c4](https://github.com/mikro-orm/mikro-orm/commit/6b519c4a7336ba0df023e0067701f4b46dc15343))
* **core:** log number of results ([261b3d9](https://github.com/mikro-orm/mikro-orm/commit/261b3d95ac225b819a26b67a65f4c32c3e34e52f))
### Performance Improvements
* **core:** define some enums as const enums, so they get inlined ([3cb43ba](https://github.com/mikro-orm/mikro-orm/commit/3cb43baf14e4aa9b23d6085756198b6dbc796fb9))
## [5.7.5](https://github.com/mikro-orm/mikro-orm/compare/v5.7.4...v5.7.5) (2023-05-09)
### Bug Fixes
* **core:** deprecate `wrappedReference` and `IdentifiedReference` ([ab79832](https://github.com/mikro-orm/mikro-orm/commit/ab79832a8f119bc5c473ee8fb749ba1c9e4d01b3))
* **core:** detect early deletes for compound unique constraints ([f9530e4](https://github.com/mikro-orm/mikro-orm/commit/f9530e4b24bd806e33f1997d4e1ef548e02b6b90)), closes [#4305](https://github.com/mikro-orm/mikro-orm/issues/4305)
* **core:** fix extra updates caused by bigint type ([2acd25e](https://github.com/mikro-orm/mikro-orm/commit/2acd25e1dfd2eb7764e38c4ff224a84e52d5ed0f)), closes [#4249](https://github.com/mikro-orm/mikro-orm/issues/4249)
* **core:** fix extra updates caused by property initializers when `forceEntityConstructor` is enabled ([7ee883d](https://github.com/mikro-orm/mikro-orm/commit/7ee883df04be893a1c01b3ef0b41a736f5d6b3b9)), closes [#4323](https://github.com/mikro-orm/mikro-orm/issues/4323)
* **core:** respect schema name when checking duplicate table names ([5b89b00](https://github.com/mikro-orm/mikro-orm/commit/5b89b0056b6f87e6d5f4960bb2395d37bb9b3c28)), closes [#4332](https://github.com/mikro-orm/mikro-orm/issues/4332)
## [5.7.4](https://github.com/mikro-orm/mikro-orm/compare/v5.7.3...v5.7.4) (2023-05-01)
### Bug Fixes
* **core:** expand PK conditions inside top level operators ([305ce5d](https://github.com/mikro-orm/mikro-orm/commit/305ce5d6eef0971440f8bf7b01106f2da6fcfccc)), closes [#4222](https://github.com/mikro-orm/mikro-orm/issues/4222)
* **core:** fix extra updates when caching inlined embedded entities ([3dc3b32](https://github.com/mikro-orm/mikro-orm/commit/3dc3b3267ea7a2c4cbc9835214b84165d816adb2)), closes [#4295](https://github.com/mikro-orm/mikro-orm/issues/4295)
* **core:** fix object merging in `assign` helper when current value is scalar ([c012f95](https://github.com/mikro-orm/mikro-orm/commit/c012f95cfe0e4cd312652ff2d541a09b6ddfcde6)), closes [#4290](https://github.com/mikro-orm/mikro-orm/issues/4290)
* **core:** only consider valid query as tuple comparison ([7212a53](https://github.com/mikro-orm/mikro-orm/commit/7212a53fddc8c7712d7b2ec1eba8df41ccdab0eb)), closes [#4220](https://github.com/mikro-orm/mikro-orm/issues/4220)
* **migrations:** respect custom migration name in migration class names ([#4294](https://github.com/mikro-orm/mikro-orm/issues/4294)) ([c402a99](https://github.com/mikro-orm/mikro-orm/commit/c402a993b75a09a78f8fb9ea3de44f5298729689))
## [5.7.3](https://github.com/mikro-orm/mikro-orm/compare/v5.7.2...v5.7.3) (2023-04-28)
### Bug Fixes
* **core:** merge returned values to the initial entity snapshot ([e123076](https://github.com/mikro-orm/mikro-orm/commit/e1230764633ecdc906f3b1a4073f1dc44100e5a1)), closes [#4284](https://github.com/mikro-orm/mikro-orm/issues/4284)
### Features
* **core:** add `beforeUpsert` and `afterUpsert` events ([db9ff09](https://github.com/mikro-orm/mikro-orm/commit/db9ff0974c0c51450729aec81436bacffb2362f6)), closes [#4282](https://github.com/mikro-orm/mikro-orm/issues/4282)
* **core:** allow creating DELETE changesets via `uow.computeChangeSet()` ([61479b6](https://github.com/mikro-orm/mikro-orm/commit/61479b642751f9bc347ae2ab6f0bbf630d6a6295)), closes [#4280](https://github.com/mikro-orm/mikro-orm/issues/4280)
* **core:** allow disabling validation for duplicate `tableName` ([dfb87bf](https://github.com/mikro-orm/mikro-orm/commit/dfb87bf96d801666edb30a35da41a6cf9e2369d9))
## [5.7.2](https://github.com/mikro-orm/mikro-orm/compare/v5.7.1...v5.7.2) (2023-04-25)
### Bug Fixes
* **core:** don't skip updates from propagation triggered via `em.create()` ([30778c3](https://github.com/mikro-orm/mikro-orm/commit/30778c35667d275bf4407a762feb1a92d91f7fe2)), closes [#4209](https://github.com/mikro-orm/mikro-orm/issues/4209)
* **core:** respect `forceUndefined` in the original entity data ([d2d9cc0](https://github.com/mikro-orm/mikro-orm/commit/d2d9cc0bd45dd775aa0e951578b6f9f88fd01cec)), closes [#4262](https://github.com/mikro-orm/mikro-orm/issues/4262) [#4266](https://github.com/mikro-orm/mikro-orm/issues/4266)
* **core:** respect `serialize()` `skipNull` option inside embeddables ([4cf7669](https://github.com/mikro-orm/mikro-orm/commit/4cf766932e902cc96d56b2a9aa9d1215785c8ad6)), closes [#4263](https://github.com/mikro-orm/mikro-orm/issues/4263)
## [5.7.1](https://github.com/mikro-orm/mikro-orm/compare/v5.7.0...v5.7.1) (2023-04-25)
**Note:** Version bump only for package @mikro-orm/core
# [5.7.0](https://github.com/mikro-orm/mikro-orm/compare/v5.6.16...v5.7.0) (2023-04-23)
### Bug Fixes
* **core:** clean up bidirectional references after removal of entity ([bfd3840](https://github.com/mikro-orm/mikro-orm/commit/bfd3840a81ae01cc9f2b8fce77edf2f7e814d5fa)), closes [#4234](https://github.com/mikro-orm/mikro-orm/issues/4234)
* **core:** detect `JsonType` based on `columnType` ([#4252](https://github.com/mikro-orm/mikro-orm/issues/4252)) ([2e01622](https://github.com/mikro-orm/mikro-orm/commit/2e01622963c8b22c6468b93a9cd3bc4d8e13bada)), closes [#4229](https://github.com/mikro-orm/mikro-orm/issues/4229)
* **core:** do not try to propagate changes to `mapToPk` relations ([7028890](https://github.com/mikro-orm/mikro-orm/commit/7028890a3c902ed042e89da10168572544f0e595)), closes [#4254](https://github.com/mikro-orm/mikro-orm/issues/4254)
* **core:** fix mapping of joined relations with buffer PKs ([8e9e7ee](https://github.com/mikro-orm/mikro-orm/commit/8e9e7ee5fc4cbea0225113b735628a1f0298c5f5)), closes [#4219](https://github.com/mikro-orm/mikro-orm/issues/4219)
* **core:** merge env vars with explicit configuration recursively ([392a623](https://github.com/mikro-orm/mikro-orm/commit/392a623a9602eb42e8215dd71381c215d4ac1503)), closes [#4235](https://github.com/mikro-orm/mikro-orm/issues/4235)
* **core:** prevent tuple type properties from being converted to array when serializing entities ([#4205](https://github.com/mikro-orm/mikro-orm/issues/4205)) ([04ad72e](https://github.com/mikro-orm/mikro-orm/commit/04ad72e968b997fdc113b11db605fbb119a52f77))
* **core:** propagate changes from extra updates back to the original changeset ([77f5c14](https://github.com/mikro-orm/mikro-orm/commit/77f5c147efc5e96007908a481cf2d3c34ac321fa)), closes [#4245](https://github.com/mikro-orm/mikro-orm/issues/4245)
* **core:** rework JSON value processing ([#4194](https://github.com/mikro-orm/mikro-orm/issues/4194)) ([5594c46](https://github.com/mikro-orm/mikro-orm/commit/5594c469f05d2c1fc76f3cc1a388f5e7162f4e72)), closes [#4193](https://github.com/mikro-orm/mikro-orm/issues/4193)
* **query-builder:** fix pagination when PK uses `BigIntType` ([b789031](https://github.com/mikro-orm/mikro-orm/commit/b789031300e752cfd9565371e7989776b18bd3a0)), closes [#4227](https://github.com/mikro-orm/mikro-orm/issues/4227)
### Features
* **core:** allow disabling transactions ([#4260](https://github.com/mikro-orm/mikro-orm/issues/4260)) ([8e8bc38](https://github.com/mikro-orm/mikro-orm/commit/8e8bc38d7d4056d59dc7058b0f2d2c3827588bc0)), closes [#3747](https://github.com/mikro-orm/mikro-orm/issues/3747) [#3992](https://github.com/mikro-orm/mikro-orm/issues/3992)
* **core:** deprecate `persist/flush/remove` methods from `EntityRepository` ([#4259](https://github.com/mikro-orm/mikro-orm/issues/4259)) ([eba4563](https://github.com/mikro-orm/mikro-orm/commit/eba45635c61c13f3646a19e640522bce09f5a24a)), closes [#3989](https://github.com/mikro-orm/mikro-orm/issues/3989)
* **core:** validate repository type in `repo.populate()` and `repo.assign()` ([301bdf8](https://github.com/mikro-orm/mikro-orm/commit/301bdf881b56ffb373c168f7be9af71a061466da)), closes [#3989](https://github.com/mikro-orm/mikro-orm/issues/3989)
* **core:** validate unique `tableName` ([0693029](https://github.com/mikro-orm/mikro-orm/commit/069302936bfa1fd10aeb2636ccdc3ca6ea021c4b)), closes [#4149](https://github.com/mikro-orm/mikro-orm/issues/4149)
* **migrations:** add support for custom migration names ([#4250](https://github.com/mikro-orm/mikro-orm/issues/4250)) ([fb2879e](https://github.com/mikro-orm/mikro-orm/commit/fb2879e21575a54d1b05c7d1fc250d5f713d9b44))
### Performance Improvements
* **core:** fix eager loading of multiple properties causing a cycles ([ecbecfc](https://github.com/mikro-orm/mikro-orm/commit/ecbecfc9b46ea7402024e7fd31e3f818b361d860)), closes [#4213](https://github.com/mikro-orm/mikro-orm/issues/4213)
## [5.6.16](https://github.com/mikro-orm/mikro-orm/compare/v5.6.15...v5.6.16) (2023-04-04)
### Bug Fixes
* **core:** don't override discovery options when `alwaysAnalyseProperties` is used ([f4acc91](https://github.com/mikro-orm/mikro-orm/commit/f4acc918ad25af3a97c2673de36922d5ce90eccf)), closes [#4181](https://github.com/mikro-orm/mikro-orm/issues/4181)
* **core:** ensure correct FK as PK identity map key ([475e2a3](https://github.com/mikro-orm/mikro-orm/commit/475e2a33d1a2682cc9168269e36f14b10b6fe7fd))
* **core:** fix hydration of 1:1 FK as PK property via joined strategy ([75653f0](https://github.com/mikro-orm/mikro-orm/commit/75653f0d857e74ab83f06290ffc8ed59f7e91f3c)), closes [#4160](https://github.com/mikro-orm/mikro-orm/issues/4160)
* **core:** hydrate collection items when merging data in `factory.create` ([493d653](https://github.com/mikro-orm/mikro-orm/commit/493d653d84442cd854f3c6d1e67ce92d688f5924)), closes [#4173](https://github.com/mikro-orm/mikro-orm/issues/4173)
* **core:** use JsonType automatically when `type: 'jsonb'` ([43cb6d7](https://github.com/mikro-orm/mikro-orm/commit/43cb6d70ed38694424fcc6a218a1a3063991de8a))
* **mysql:** fix mapping of PK in `upsertMany` ([0f4cf85](https://github.com/mikro-orm/mikro-orm/commit/0f4cf85f8655326727f6fd27c6dbb66c606e922a)), closes [#4153](https://github.com/mikro-orm/mikro-orm/issues/4153)
### Features
* **core:** normalize zero in bigint type to string ([78a8e48](https://github.com/mikro-orm/mikro-orm/commit/78a8e48bec188fbe17d8b9deb4b623a4d1810a3b)), closes [#4159](https://github.com/mikro-orm/mikro-orm/issues/4159)
* **migrator:** allow disabling logging via `migrations.silent` ([#4182](https://github.com/mikro-orm/mikro-orm/issues/4182)) ([4b778bf](https://github.com/mikro-orm/mikro-orm/commit/4b778bf2db55bdc678a13c7dd6c27c3d72fde97d)), closes [#4124](https://github.com/mikro-orm/mikro-orm/issues/4124)
### Performance Improvements
* **core:** populating many large 1:M collections ([875d966](https://github.com/mikro-orm/mikro-orm/commit/875d966db9b4d4ea313709e0f1382f025599edbf)), closes [#4171](https://github.com/mikro-orm/mikro-orm/issues/4171)
### Reverts
* Revert "chore(release): v5.6.16 [skip ci]" ([49faac9](https://github.com/mikro-orm/mikro-orm/commit/49faac95c86d4c65fb6f66f76efa98ba221dd67e))
* Revert "chore(release): update internal dependencies to use tilde [skip ci]" ([381cba1](https://github.com/mikro-orm/mikro-orm/commit/381cba1fbf1141e1f754d25e1fd5748906425caa))
## [5.6.15](https://github.com/mikro-orm/mikro-orm/compare/v5.6.14...v5.6.15) (2023-03-18)
### Bug Fixes
* **core:** fix nested inlined embedded property hydration ([2bbcb47](https://github.com/mikro-orm/mikro-orm/commit/2bbcb477890fc87cb2a349922d83bfdb54f68b59)), closes [#4145](https://github.com/mikro-orm/mikro-orm/issues/4145)
* **core:** fix snapshot of relation properties loaded via joined strategy ([6015f3f](https://github.com/mikro-orm/mikro-orm/commit/6015f3fb2b09ca920d0fbe3329733d3d5f8d134e)), closes [#4129](https://github.com/mikro-orm/mikro-orm/issues/4129)
* **core:** respect explicit `unsigned` option ([#4126](https://github.com/mikro-orm/mikro-orm/issues/4126)) ([846a57d](https://github.com/mikro-orm/mikro-orm/commit/846a57dc3baffe8897065710a6368efd91985401))
## [5.6.14](https://github.com/mikro-orm/mikro-orm/compare/v5.6.13...v5.6.14) (2023-03-12)
### Bug Fixes
* **core:** allow comparing `{}` with `Object.create(null)` ([955895e](https://github.com/mikro-orm/mikro-orm/commit/955895ec9b29caf4172852efd3da90cef8d7d0f5)), closes [#4109](https://github.com/mikro-orm/mikro-orm/issues/4109)
* **core:** assigning to reference properties inside embeddables ([ede04e6](https://github.com/mikro-orm/mikro-orm/commit/ede04e6d9c77f064268eb94937a64bfd4666e42c)), closes [#4106](https://github.com/mikro-orm/mikro-orm/issues/4106)
* **core:** discover pivot entities automatically when specified by reference ([3ea4776](https://github.com/mikro-orm/mikro-orm/commit/3ea47760faa1bb1092be374105fe85f0ffb2408d))
* **core:** ensure `populate: true` supports nested relations inside M:N ([b42f0f3](https://github.com/mikro-orm/mikro-orm/commit/b42f0f3a54cb3e3f7146584caf4d34f200ccc195))
* **core:** extra update on a reference with 1:1 self-reference ([f2fa2bd](https://github.com/mikro-orm/mikro-orm/commit/f2fa2bd5c30d70f511009a8cbc20966587be46c5)), closes [#4121](https://github.com/mikro-orm/mikro-orm/issues/4121)
* **core:** fix nested object merging in JSON properties ([694ef28](https://github.com/mikro-orm/mikro-orm/commit/694ef281abf970434f42c7b620bfb81b1c794815)), closes [#4101](https://github.com/mikro-orm/mikro-orm/issues/4101)
* **core:** improve handling of complex pivot table entities ([45449c4](https://github.com/mikro-orm/mikro-orm/commit/45449c4fd263198fb6220267ab1070a38ca3ef03)), closes [#4083](https://github.com/mikro-orm/mikro-orm/issues/4083)
### Features
* **core:** allow skipping `convertToDatabaseValue` during hydration ([d1ce240](https://github.com/mikro-orm/mikro-orm/commit/d1ce2408306a9bdd805077ef1a3f9c561eefe982)), closes [#4120](https://github.com/mikro-orm/mikro-orm/issues/4120)
## [5.6.13](https://github.com/mikro-orm/mikro-orm/compare/v5.6.12...v5.6.13) (2023-03-01)
### Bug Fixes
* **core:** fix deep assigning of collection items with complex composite keys ([95631f4](https://github.com/mikro-orm/mikro-orm/commit/95631f4234cfc943c215c11097a21df325a1709d)), closes [#4074](https://github.com/mikro-orm/mikro-orm/issues/4074)
* **core:** fix diffing of JSON properties ([2e9a026](https://github.com/mikro-orm/mikro-orm/commit/2e9a02689adb7129f9671aa4038076d3504fa986)), closes [#4078](https://github.com/mikro-orm/mikro-orm/issues/4078)
* **core:** log abstract entity names during discovery ([e721ad7](https://github.com/mikro-orm/mikro-orm/commit/e721ad757ecf6df7da466c589bce772f4589fc72)), closes [#4080](https://github.com/mikro-orm/mikro-orm/issues/4080)
## [5.6.12](https://github.com/mikro-orm/mikro-orm/compare/v5.6.11...v5.6.12) (2023-02-26)
### Bug Fixes
* **core:** enforce select-in strategy for self-referencing eager relations ([cc07c6b](https://github.com/mikro-orm/mikro-orm/commit/cc07c6b3393e220da8afb7bec615b2fd553921ed)), closes [#4061](https://github.com/mikro-orm/mikro-orm/issues/4061)
* **core:** ensure custom types are processed in `em.upsert/upsertMany/insertMany` ([53a08ac](https://github.com/mikro-orm/mikro-orm/commit/53a08acfa285edb0c9da7185a3de9c763361245d)), closes [#4070](https://github.com/mikro-orm/mikro-orm/issues/4070)
* **core:** move repository cache to the EM fork ([05fabb9](https://github.com/mikro-orm/mikro-orm/commit/05fabb9c3b06fa8a811a9ef475281c0df5836ee2)), closes [#3074](https://github.com/mikro-orm/mikro-orm/issues/3074)
* **mysql:** fix reloading of db defaults for complex composite PKs ([8dcc1bd](https://github.com/mikro-orm/mikro-orm/commit/8dcc1bd5a9039475f97d1d817e13d1d32af5271d)), closes [#4062](https://github.com/mikro-orm/mikro-orm/issues/4062)
## [5.6.11](https://github.com/mikro-orm/mikro-orm/compare/v5.6.10...v5.6.11) (2023-02-17)
### Bug Fixes
* **core:** do not process custom types twice in `em.upsertMany` ([3928e78](https://github.com/mikro-orm/mikro-orm/commit/3928e789d9efec0def8fd62f24d11b020a70ca25)), closes [#3787](https://github.com/mikro-orm/mikro-orm/issues/3787)
* **core:** fix mapping of `null` in datetime columns ([73e483a](https://github.com/mikro-orm/mikro-orm/commit/73e483ae7bb821a6abd188803765ed3ff0b25775)), closes [#4057](https://github.com/mikro-orm/mikro-orm/issues/4057)
* **core:** infer custom type even if there is explicit `columnType` option ([a901112](https://github.com/mikro-orm/mikro-orm/commit/a9011124fbcc5b5e1db9a655fa37f290a2d7771f))
* **schema:** fix merging of primary keys from base entity ([c40e15c](https://github.com/mikro-orm/mikro-orm/commit/c40e15ca5c500878acd047a2f22adbe3e83d50a9)), closes [#4051](https://github.com/mikro-orm/mikro-orm/issues/4051)
## [5.6.10](https://github.com/mikro-orm/mikro-orm/compare/v5.6.9...v5.6.10) (2023-02-17)
### Bug Fixes
* **core:** convert custom types in delete queries from orphan removal ([b32df88](https://github.com/mikro-orm/mikro-orm/commit/b32df88db95e4aa3da703026b25d9dc7b78eca3f)), closes [#4033](https://github.com/mikro-orm/mikro-orm/issues/4033)
* **core:** convert custom types when snapshotting scalar composite keys ([391732e](https://github.com/mikro-orm/mikro-orm/commit/391732ee9fd35d1f245f2420f99d58bc986a6375)), closes [#3988](https://github.com/mikro-orm/mikro-orm/issues/3988)
* **core:** map returned values correctly after batch insert ([a61a84f](https://github.com/mikro-orm/mikro-orm/commit/a61a84f82caa0185bdc809fb7c76854bdf259811))
* **core:** map values from returning statement in `em.upsert` ([bed72fe](https://github.com/mikro-orm/mikro-orm/commit/bed72fe20ff236a059756a6b20f21fc13bed7d2a)), closes [#4020](https://github.com/mikro-orm/mikro-orm/issues/4020)
* **core:** use types from `discovery.getMappedType` on runtime too ([2f682e3](https://github.com/mikro-orm/mikro-orm/commit/2f682e33587bf31c5020d66b1d963d60cbc39cac)), closes [#4042](https://github.com/mikro-orm/mikro-orm/issues/4042)
### Performance Improvements
* **core:** improve result mapping and snapshotting ([#4053](https://github.com/mikro-orm/mikro-orm/issues/4053)) ([8bb0268](https://github.com/mikro-orm/mikro-orm/commit/8bb0268a6d67143b0aa4dd0a5c6a6fb1bd0f8374))
## [5.6.9](https://github.com/mikro-orm/mikro-orm/compare/v5.6.8...v5.6.9) (2023-02-10)
### Bug Fixes
* **core:** add missing `repo.upsertMany` shortcut ([c101d51](https://github.com/mikro-orm/mikro-orm/commit/c101d51dcb550acb4705653a42bfd3066b2fd347))
* **core:** do not serialize JSON values twice ([f06eeb0](https://github.com/mikro-orm/mikro-orm/commit/f06eeb02a9e9038f107a338b1a51a5db1973e83d))
* **core:** do not snapshot missing embedded properties as `undefined` ([4ad4cdf](https://github.com/mikro-orm/mikro-orm/commit/4ad4cdf7a8a081b4bfa1e14695bd446dac49d9e1))
* **core:** ensure json type is recognized with `type: 'jsonb'` ([e1f82bc](https://github.com/mikro-orm/mikro-orm/commit/e1f82bc5b63ea7547685244fa42a7f612250b909)), closes [#3998](https://github.com/mikro-orm/mikro-orm/issues/3998)
* **core:** improve handling of not managed references created via `ref()/rel()` ([2e814e8](https://github.com/mikro-orm/mikro-orm/commit/2e814e89e78a3ac0d5dcedf88d9acdb1be06e287)), closes [#4027](https://github.com/mikro-orm/mikro-orm/issues/4027)
### Features
* **core:** optionally log if entity is managed or not ([68e073b](https://github.com/mikro-orm/mikro-orm/commit/68e073bc07281ebbfe0cef4008a3c2ff0006d953))
* **migrations:** add `cjs` option for emit ([#4016](https://github.com/mikro-orm/mikro-orm/issues/4016)) ([d5cfa22](https://github.com/mikro-orm/mikro-orm/commit/d5cfa2239e7a2686b6d820371e9dd06920cf75fd)), closes [#4005](https://github.com/mikro-orm/mikro-orm/issues/4005)
## [5.6.8](https://github.com/mikro-orm/mikro-orm/compare/v5.6.7...v5.6.8) (2023-01-25)
### Bug Fixes
* **mysql:** fix reloading of database defaults for complex composite PKs ([d36af00](https://github.com/mikro-orm/mikro-orm/commit/d36af00514d96d1060fb18e68ac66b1117e706cb)), closes [#3965](https://github.com/mikro-orm/mikro-orm/issues/3965)
* **reflection:** do not rehydrate metadata cache for enum items unless needed ([e4761b6](https://github.com/mikro-orm/mikro-orm/commit/e4761b66f556476544ebbed240178e6cfc582a99)), closes [#3955](https://github.com/mikro-orm/mikro-orm/issues/3955)
### Features
* **core:** add `forceConstructor` option to `@Entity()` decorator ([c89b4af](https://github.com/mikro-orm/mikro-orm/commit/c89b4af628e8fc895f4dfd49a8ccb53692979808))
* **core:** add `hydrate` option to `@Property()` decorator ([f4ba092](https://github.com/mikro-orm/mikro-orm/commit/f4ba0928d8cf6109b9c88b2220ec8eac8cb6981c)), closes [#3936](https://github.com/mikro-orm/mikro-orm/issues/3936)
* **core:** allow filtering in `Collection.loadCount()` ([#3958](https://github.com/mikro-orm/mikro-orm/issues/3958)) ([08ea320](https://github.com/mikro-orm/mikro-orm/commit/08ea320f3c13e73db9e995eaf5b9b22a45f33fe9)), closes [#3527](https://github.com/mikro-orm/mikro-orm/issues/3527)
## [5.6.7](https://github.com/mikro-orm/mikro-orm/compare/v5.6.6...v5.6.7) (2023-01-13)
### Bug Fixes
* **core:** ensure propagation during hydration dont produce extra updates ([88595bd](https://github.com/mikro-orm/mikro-orm/commit/88595bdf450d2b93fd9a1c18449fc27ee7229738)), closes [#3941](https://github.com/mikro-orm/mikro-orm/issues/3941)
* **core:** propagate ManyToOne only to matching collections (STI) ([#3940](https://github.com/mikro-orm/mikro-orm/issues/3940)) ([8ff7ed1](https://github.com/mikro-orm/mikro-orm/commit/8ff7ed193738cf518b54995eeb1f6a5bd59f052f)), closes [#3939](https://github.com/mikro-orm/mikro-orm/issues/3939)
* **core:** respect `mapToPk` during hydration with custom type FK ([75d05ee](https://github.com/mikro-orm/mikro-orm/commit/75d05ee7ed57107072a44c29be24a64ff27e6db0)), closes [#3921](https://github.com/mikro-orm/mikro-orm/issues/3921)
## [5.6.6](https://github.com/mikro-orm/mikro-orm/compare/v5.6.5...v5.6.6) (2023-01-10)
### Bug Fixes
* **core:** do not allow functions and symbols in `FilterQuery` ([85b1fc1](https://github.com/mikro-orm/mikro-orm/commit/85b1fc13399a04539f8dcfa31ef12aaef540aa95)), closes [#3928](https://github.com/mikro-orm/mikro-orm/issues/3928)
* **core:** make `FilterQuery` strict again! ([5427097](https://github.com/mikro-orm/mikro-orm/commit/5427097c9987e3d428c43df12373dcc4496b38f8))
## [5.6.5](https://github.com/mikro-orm/mikro-orm/compare/v5.6.4...v5.6.5) (2023-01-09)
### Bug Fixes
* **core:** do not fail on serialization when POJO instead of embeddable instance found ([c8de84b](https://github.com/mikro-orm/mikro-orm/commit/c8de84babe28c13eaf3efb62e27a0fea3337f9ac))
* **core:** make serialization of embedded properties support `null` instead of value ([3006507](https://github.com/mikro-orm/mikro-orm/commit/3006507132b7ba465430af6e0f918179f08ab5c6)), closes [#3906](https://github.com/mikro-orm/mikro-orm/issues/3906)
### Features
* **cli:** add check for migrations command ([#3923](https://github.com/mikro-orm/mikro-orm/issues/3923)) ([a0ac946](https://github.com/mikro-orm/mikro-orm/commit/a0ac946be35e6dd5bebd263036ce10c068a81af6))
* **core:** add `em.insertMany()` ([5d1565d](https://github.com/mikro-orm/mikro-orm/commit/5d1565dca46f91058720b6ad8df1b373bdb8ff65))
## [5.6.4](https://github.com/mikro-orm/mikro-orm/compare/v5.6.3...v5.6.4) (2023-01-04)
### Bug Fixes
* **mongo:** register serialized PK get/set pair only when explicitly requested ([7004100](https://github.com/mikro-orm/mikro-orm/commit/700410075e0ff83207c17fe6a0413cd534208472)), closes [#3900](https://github.com/mikro-orm/mikro-orm/issues/3900)
## [5.6.3](https://github.com/mikro-orm/mikro-orm/compare/v5.6.2...v5.6.3) (2022-12-28)
### Bug Fixes
* **core:** delay snapshotting of entity state to fix differences with joined strategy ([cbf62fa](https://github.com/mikro-orm/mikro-orm/commit/cbf62faa61c376c9065ff30005ada442c90fb158)), closes [#3876](https://github.com/mikro-orm/mikro-orm/issues/3876)
* **core:** do not convert custom mapped type twice in `Reference.createFromPK` ([7dfff45](https://github.com/mikro-orm/mikro-orm/commit/7dfff45cb09cedee994070fe432f1b4821b73494)), closes [#3878](https://github.com/mikro-orm/mikro-orm/issues/3878)
## [5.6.2](https://github.com/mikro-orm/mikro-orm/compare/v5.6.1...v5.6.2) (2022-12-25)
### Bug Fixes
* **core:** fix assignability of `Loaded` type to naked entity ([e574924](https://github.com/mikro-orm/mikro-orm/commit/e574924fa6a1559d1dd5a7331c29e5205b77921f)), closes [#3865](https://github.com/mikro-orm/mikro-orm/issues/3865)
### Features
* **core:** validate bidirectional M:N with `pivotEntity` ([5e793a2](https://github.com/mikro-orm/mikro-orm/commit/5e793a2ef956ea9bf324c950c5e975f5d75ceb99)), closes [#3860](https://github.com/mikro-orm/mikro-orm/issues/3860)
* **core:** validate FK as PK is always an owning side ([330c4e2](https://github.com/mikro-orm/mikro-orm/commit/330c4e28b14df245d189d0e558cc5d68cfa348f2)), closes [#3869](https://github.com/mikro-orm/mikro-orm/issues/3869)
## [5.6.1](https://github.com/mikro-orm/mikro-orm/compare/v5.6.0...v5.6.1) (2022-12-20)
### Bug Fixes
* **core:** allow adding array of refs to collection ([#3859](https://github.com/mikro-orm/mikro-orm/issues/3859)) ([0ce85e9](https://github.com/mikro-orm/mikro-orm/commit/0ce85e92caa9d115956237281f7bfaf43dd54139))
* **core:** clone event manager when forking in `em.transactional` ([0e523b3](https://github.com/mikro-orm/mikro-orm/commit/0e523b3fa59a7e26faad9393465c6b2b609f9643)), closes [#3857](https://github.com/mikro-orm/mikro-orm/issues/3857)
* **core:** do not unset non-null relations when propagating remove operation ([69a7f94](https://github.com/mikro-orm/mikro-orm/commit/69a7f9469250f2951e8e19b66bb92b444f2dd7fe)), closes [#3854](https://github.com/mikro-orm/mikro-orm/issues/3854)
* **core:** fix compiled functions when relation property uses hyphens ([22350bd](https://github.com/mikro-orm/mikro-orm/commit/22350bdb1ce70163de8fe6dbd6a34cb3e372a2cc)), closes [#3813](https://github.com/mikro-orm/mikro-orm/issues/3813)
* **core:** fix populating relation with composite FK as primary key ([b27578f](https://github.com/mikro-orm/mikro-orm/commit/b27578ffd1f6185022f249a69e33b86791809aaf)), closes [#3844](https://github.com/mikro-orm/mikro-orm/issues/3844)
* **core:** improve inference in `em.findX()` methods ([fcb1739](https://github.com/mikro-orm/mikro-orm/commit/fcb17392ca8270926b6f725010c0f181243fb018))
* **core:** propagation with nullable 1:1 relation ([#3851](https://github.com/mikro-orm/mikro-orm/issues/3851)) ([d77c370](https://github.com/mikro-orm/mikro-orm/commit/d77c3704561ee0e2a4cb01f40e1cb36f2e1f89e4)), closes [#3850](https://github.com/mikro-orm/mikro-orm/issues/3850)
* **core:** remove `readonly` modifier from `Populate` type ([7b2dfb9](https://github.com/mikro-orm/mikro-orm/commit/7b2dfb91cd791fe3f3bcfc1d18520804dafe2907))
# [5.6.0](https://github.com/mikro-orm/mikro-orm/compare/v5.5.3...v5.6.0) (2022-12-09)
### Bug Fixes
* **core:** deprecate `type` option in favour of driver exports ([7180f23](https://github.com/mikro-orm/mikro-orm/commit/7180f23e2d97a0f1d9d208a91e5b0230d1712acd)), closes [#3743](https://github.com/mikro-orm/mikro-orm/issues/3743)
* **core:** do not mark entities as populated via `em.merge()` ([bfa4962](https://github.com/mikro-orm/mikro-orm/commit/bfa4962764b2e65cb9ee559e98e38035063c1e43)), closes [#3812](https://github.com/mikro-orm/mikro-orm/issues/3812)
* **core:** do not process mapped types twice in `em.upsert()` ([434d417](https://github.com/mikro-orm/mikro-orm/commit/434d417b6a38a4cd8293882061067cf6d89ba003)), closes [#3787](https://github.com/mikro-orm/mikro-orm/issues/3787)
* **core:** ensure correct result in `ChangeSet.getPrimaryKey(true)` ([2e74a34](https://github.com/mikro-orm/mikro-orm/commit/2e74a3445e5e42d4fb1a11bc1b1212b5099f58c3)), closes [#3737](https://github.com/mikro-orm/mikro-orm/issues/3737)
* **core:** fix query execution inside hooks sometimes hanging ([d68b9bd](https://github.com/mikro-orm/mikro-orm/commit/d68b9bd6721b7e2a715cea65b20c7db03b51ff93))
* **core:** make `ChangeSet.getPrimaryKey()` response stable ([d32c956](https://github.com/mikro-orm/mikro-orm/commit/d32c956aa3ff66796e4b48b060242195b223c162))
* **core:** remove `readonly` from properties of `FilterQuery` ([2a2a13d](https://github.com/mikro-orm/mikro-orm/commit/2a2a13d96a443f1b3165d6c43a61fba9e3b019e7)), closes [#3836](https://github.com/mikro-orm/mikro-orm/issues/3836)
* **core:** return `Ref & LoadedReference` from `ref()` ([c85e507](https://github.com/mikro-orm/mikro-orm/commit/c85e5070e6aeabea457c22d3cc95e0cb5270f062)), closes [#3840](https://github.com/mikro-orm/mikro-orm/issues/3840)
* **core:** serialize not managed relations as populated ([89b4dab](https://github.com/mikro-orm/mikro-orm/commit/89b4dab31bdac52e1a6a4a281dd3bbd50b3745ec)), closes [#3788](https://github.com/mikro-orm/mikro-orm/issues/3788)
* **core:** support `hidden` flag on primary keys ([4935505](https://github.com/mikro-orm/mikro-orm/commit/49355058b1032f217292a88c3109cd746b52e9e2))
* **embeddables:** respect explicit `null` only for object embeddables ([6e0bedf](https://github.com/mikro-orm/mikro-orm/commit/6e0bedf5610b6e423605d250ed2ac1a15a63381e)), closes [#3772](https://github.com/mikro-orm/mikro-orm/issues/3772)
* **mysql:** ensure bigint columns are mapped to string ([d3d50ba](https://github.com/mikro-orm/mikro-orm/commit/d3d50ba6da8d4c244bc45387f56a97b7706ef6b1)), closes [#3739](https://github.com/mikro-orm/mikro-orm/issues/3739)
* **mysql:** respect `auto_increment_increment` when batch inserting ([516db6d](https://github.com/mikro-orm/mikro-orm/commit/516db6d3e97b6309d55e8a73a73bb85144af1196)), closes [#3828](https://github.com/mikro-orm/mikro-orm/issues/3828)
* **postgres:** use `postgres` as the management db name + allow override ([eab1668](https://github.com/mikro-orm/mikro-orm/commit/eab16681681b13b40f183dc8ec6b26e3171edc11)), closes [#3769](https://github.com/mikro-orm/mikro-orm/issues/3769)
* **query-builder:** respect case-insensitive regexp flag ([1a1d381](https://github.com/mikro-orm/mikro-orm/commit/1a1d381cfe30bd97a038109e7d2e5ea9ce660062)), closes [#3801](https://github.com/mikro-orm/mikro-orm/issues/3801)
* **ts:** allow string dates in `em.create()` ([d0607d5](https://github.com/mikro-orm/mikro-orm/commit/d0607d50899fc90c899f28941f5b41c0b3bc8ace))
### Features
* **core:** add `em.upsertMany` ([#3825](https://github.com/mikro-orm/mikro-orm/issues/3825)) ([83ac12a](https://github.com/mikro-orm/mikro-orm/commit/83ac12a4d517b199a2efd364f61356cc6b08407a))
* **core:** add `serialize()` helper for explicit serialization ([#3728](https://github.com/mikro-orm/mikro-orm/issues/3728)) ([f22cd6f](https://github.com/mikro-orm/mikro-orm/commit/f22cd6f77c20c044b1ece0b988ea6055a917eece))
* **core:** allow creating entity from PK via `rel()` and `ref()` ([#3837](https://github.com/mikro-orm/mikro-orm/issues/3837)) ([72ca8e7](https://github.com/mikro-orm/mikro-orm/commit/72ca8e77cb3239e561d7ab187be0c149792a8c80)), closes [#3835](https://github.com/mikro-orm/mikro-orm/issues/3835)
* **core:** ensure database exists automatically ([#3830](https://github.com/mikro-orm/mikro-orm/issues/3830)) ([f92da01](https://github.com/mikro-orm/mikro-orm/commit/f92da01101fbb212dec5d8648a51068da7122ea8))
* **core:** introduce ORM extensions ([#3773](https://github.com/mikro-orm/mikro-orm/issues/3773)) ([0f36967](https://github.com/mikro-orm/mikro-orm/commit/0f36967d3c227465ea9c23aa8f290cd8fe383bad))
### Performance Improvements
* **core:** never clone Platform and EntityMetadata instances ([9e05104](https://github.com/mikro-orm/mikro-orm/commit/9e051043fafdbc415d7f6f1306261b351397a086)), closes [#3720](https://github.com/mikro-orm/mikro-orm/issues/3720)
## [5.5.3](https://github.com/mikro-orm/mikro-orm/compare/v5.5.2...v5.5.3) (2022-11-10)
### Bug Fixes
* **core:** respect filters when loading m:n relations ([#3716](https://github.com/mikro-orm/mikro-orm/issues/3716)) ([86a65a7](https://github.com/mikro-orm/mikro-orm/commit/86a65a77cbfb8909511cb3bf269517feb2921e06))
### Performance Improvements
* **core:** redefine the internal `__helper` getter with a static value ([77d0549](https://github.com/mikro-orm/mikro-orm/commit/77d05495478705b8b5b15bbc6fbb9080361899ab))
## [5.5.2](https://github.com/mikro-orm/mikro-orm/compare/v5.5.1...v5.5.2) (2022-11-07)
### Bug Fixes
* **core:** prefer custom pivot entity for inference of FK names ([08a7dc2](https://github.com/mikro-orm/mikro-orm/commit/08a7dc2ed8f64ede8217b6f46ff22c166c488d92)), closes [#3626](https://github.com/mikro-orm/mikro-orm/issues/3626)
## [5.5.1](https://github.com/mikro-orm/mikro-orm/compare/v5.5.0...v5.5.1) (2022-11-05)
### Bug Fixes
* **core:** compare original entity data when checking for unique props ([53ff984](https://github.com/mikro-orm/mikro-orm/commit/53ff984723c905a0f7dc5d27b2941b663d9d41cc)), closes [#3644](https://github.com/mikro-orm/mikro-orm/issues/3644)
* **core:** fix `em.upsert()` when entity is already in context ([f590b79](https://github.com/mikro-orm/mikro-orm/commit/f590b796684cca88c055c8fd3234f3cb9ca85a10)), closes [#3667](https://github.com/mikro-orm/mikro-orm/issues/3667)
* **core:** fix comparing empty arrays ([be4cdf3](https://github.com/mikro-orm/mikro-orm/commit/be4cdf312f25a01df686f5137340726e92924a0e)), closes [#3694](https://github.com/mikro-orm/mikro-orm/issues/3694)
* **core:** fix orphan removal for collections of complex/nested composite keys ([925c1d2](https://github.com/mikro-orm/mikro-orm/commit/925c1d23ada128a8429223c14811d5357f43f2dc)), closes [#3666](https://github.com/mikro-orm/mikro-orm/issues/3666)
* **core:** fix querying for a complex composite key via inverse side ([b99e7bb](https://github.com/mikro-orm/mikro-orm/commit/b99e7bb4d6dd1c0657ea0ddf28fb0c3a1986e5b7)), closes [#3669](https://github.com/mikro-orm/mikro-orm/issues/3669)
* **core:** improve detection of entity file path via stack trace ([d329d32](https://github.com/mikro-orm/mikro-orm/commit/d329d322f4264f5e97ddc658fdc4ce240f8c7526)), closes [#3668](https://github.com/mikro-orm/mikro-orm/issues/3668)
* **core:** improve propagation of changes to 1:1 relations ([389b4a2](https://github.com/mikro-orm/mikro-orm/commit/389b4a2a750a45ecb9806640613de016132d2dfa)), closes [#3614](https://github.com/mikro-orm/mikro-orm/issues/3614)
* **reflection:** improve detection of array properties ([8f8f820](https://github.com/mikro-orm/mikro-orm/commit/8f8f820ca6e60937e4da82825f9afba9087459ee)), closes [#3690](https://github.com/mikro-orm/mikro-orm/issues/3690)
### Features
* **core:** add `em.repo()` shortcut ([feebd7c](https://github.com/mikro-orm/mikro-orm/commit/feebd7c80096a0b497f025f4f909eccd0ae05e4c))
* **core:** add `EntityOptions.repository` shortcut ([2cbb129](https://github.com/mikro-orm/mikro-orm/commit/2cbb129f5efab59d607908c891b55cc5e03f8020))
* **core:** add `EntityRepository.upsert()` shortcut ([31d6d77](https://github.com/mikro-orm/mikro-orm/commit/31d6d77c65dcf9ad3bb782af59f3a919845e531c))
* **core:** add `ref` alias for `wrappedReference` relation property option ([249a407](https://github.com/mikro-orm/mikro-orm/commit/249a4074e3367213898ed8c6fd26cc874ae1d7cf))
* **core:** add `Rel<T>` and `Ref<T>` relation types ([44acefb](https://github.com/mikro-orm/mikro-orm/commit/44acefb6ca538788f2c8d89e43755571ad747cfd))
* **core:** add context param to `Type.convertToDatabaseValue()` ([a933e98](https://github.com/mikro-orm/mikro-orm/commit/a933e98e98f366014e1a5af2c1444aaf330a09a0)), closes [#3567](https://github.com/mikro-orm/mikro-orm/issues/3567)
* **core:** allow using second argument of `@OneToOne` as options ([115462d](https://github.com/mikro-orm/mikro-orm/commit/115462db343276fa3ae4ddcd68f8e27c2647b737))
* **core:** propagate parent entity to collection item payload in `assign` ([6045511](https://github.com/mikro-orm/mikro-orm/commit/6045511700321d953035ddab21ac98b96640358f)), closes [#3654](https://github.com/mikro-orm/mikro-orm/issues/3654)
* **core:** propagate parent entity to collection item payload in `create` ([bb9f8d9](https://github.com/mikro-orm/mikro-orm/commit/bb9f8d90ec695a941cc12382e43b3d5510be5fe0)), closes [#3654](https://github.com/mikro-orm/mikro-orm/issues/3654)
* **core:** support composite unique keys in `em.upsert()` ([3cf79d6](https://github.com/mikro-orm/mikro-orm/commit/3cf79d6e583fc8c10549af0237d4d77e3eaa404d)), closes [#3656](https://github.com/mikro-orm/mikro-orm/issues/3656)
# [5.5.0](https://github.com/mikro-orm/mikro-orm/compare/v5.4.2...v5.5.0) (2022-10-23)
### Bug Fixes
* **core:** always compare boolean properties as booleans ([c30c680](https://github.com/mikro-orm/mikro-orm/commit/c30c68054268bce87a8ec55e39d392d1c153edfd)), closes [#3576](https://github.com/mikro-orm/mikro-orm/issues/3576)
* **core:** do not ignore `default` option in version properties ([1572008](https://github.com/mikro-orm/mikro-orm/commit/1572008ed78e645d303583a0b0820f913a711f52))
* **core:** do not ignore falsy version values like `0` ([754d672](https://github.com/mikro-orm/mikro-orm/commit/754d67271f2333e2dd9912c3c9f3aac53b4ed3d6))
* **core:** fix assigning objects to collections ([#3628](https://github.com/mikro-orm/mikro-orm/issues/3628)) ([82a9708](https://github.com/mikro-orm/mikro-orm/commit/82a9708090df7b9c9b07fa663b2e75e9b4ac2afe))
* **core:** fix changing 1:1 relations value ([7b6e6f7](https://github.com/mikro-orm/mikro-orm/commit/7b6e6f799fbf6a4915ffc5fbf873382f6d9baf8b)), closes [#3614](https://github.com/mikro-orm/mikro-orm/issues/3614)
* **core:** fix removing entities with complex composite keys ([6d6e9f4](https://github.com/mikro-orm/mikro-orm/commit/6d6e9f43d0f7ba6ef0e507ce08151d905e8470c4)), closes [#3543](https://github.com/mikro-orm/mikro-orm/issues/3543)
* **core:** fix validation of EM param in `assign` ([6572a59](https://github.com/mikro-orm/mikro-orm/commit/6572a5946dd2c85124d934b8bd4de33751fdd680)), closes [#3571](https://github.com/mikro-orm/mikro-orm/issues/3571)
* **core:** hydrate `mapToPk` properties with the PK value ([559ae28](https://github.com/mikro-orm/mikro-orm/commit/559ae2840ea023853a04ca507274d1cea68c1b5c))
* **core:** improve entity path detection with SWC 1.3.4+ ([#3568](https://github.com/mikro-orm/mikro-orm/issues/3568)) ([9a2cb8c](https://github.com/mikro-orm/mikro-orm/commit/9a2cb8c8446937e78c822c8c42f02dee726b775f))
* **core:** merge entity automatically via `em.create(E, {}, { managed: true })` ([24d206f](https://github.com/mikro-orm/mikro-orm/commit/24d206fab5d9c226273bb155e55bbfec83130f2d)), closes [#3571](https://github.com/mikro-orm/mikro-orm/issues/3571)
* **core:** propagate entity removal to collection properties ([25c1c06](https://github.com/mikro-orm/mikro-orm/commit/25c1c06c13c66cb5743c45a9f554d8977057c935))
* **core:** rework handling of orphan removal for 1:m collections ([925c798](https://github.com/mikro-orm/mikro-orm/commit/925c7989bbc2adf4b7fb2c0f41dff580046e86eb)), closes [#3564](https://github.com/mikro-orm/mikro-orm/issues/3564)
* **core:** serialize embedded JSON properties correctly when used in inline embeddable ([feef8b3](https://github.com/mikro-orm/mikro-orm/commit/feef8b3a0ef3aafb140becfb68bfa73f20b326e8)), closes [#3519](https://github.com/mikro-orm/mikro-orm/issues/3519)
* **mongo:** fix populating 1:1 owners from inverse side ([25ee03a](https://github.com/mikro-orm/mikro-orm/commit/25ee03a4da35949db5b6e63288133aac6411342c))
* **query-builder:** support top level `$not` operator in join condition ([#3609](https://github.com/mikro-orm/mikro-orm/issues/3609)) ([047504f](https://github.com/mikro-orm/mikro-orm/commit/047504f2404194ea969cca4f600005103c855e58))
### Features
* **core:** add `defineConfig` helper ([#3500](https://github.com/mikro-orm/mikro-orm/issues/3500)) ([67d3c68](https://github.com/mikro-orm/mikro-orm/commit/67d3c682bf11d8e9369e351da6e4ee20958b9581))
* **core:** add `em.refresh(entity)` method ([#3522](https://github.com/mikro-orm/mikro-orm/issues/3522)) ([dbe8aa4](https://github.com/mikro-orm/mikro-orm/commit/dbe8aa417abd1849fa9fe4ece72ca0760d3bbd4d))
* **core:** add `em.upsert()` method ([#3525](https://github.com/mikro-orm/mikro-orm/issues/3525)) ([3285cdb](https://github.com/mikro-orm/mikro-orm/commit/3285cdb6a615420bb7e079e17f945007e0b07a46)), closes [#3515](https://github.com/mikro-orm/mikro-orm/issues/3515)
* **core:** add `MikroORM` and `Options` exports to each driver package ([#3499](https://github.com/mikro-orm/mikro-orm/issues/3499)) ([b68ed47](https://github.com/mikro-orm/mikro-orm/commit/b68ed47acac2da8b845ec33d6f30692b88c04acd))
* **core:** add the `offset` into `FindOneOptions` ([#3574](https://github.com/mikro-orm/mikro-orm/issues/3574)) ([9d5d457](https://github.com/mikro-orm/mikro-orm/commit/9d5d457e4bcf67b03c4c0982b838163b382bf3b8))
* **core:** automatically detect `src/dist/build` folders and adjust configuration ([#3497](https://github.com/mikro-orm/mikro-orm/issues/3497)) ([a8c8baf](https://github.com/mikro-orm/mikro-orm/commit/a8c8baf558267a1c2440adad4ec756fb19559241))
* **core:** enable `persistOnCreate` by default ([8424976](https://github.com/mikro-orm/mikro-orm/commit/8424976b512b1e9aee010ce623545947fbdc229a))
* **core:** maintain identity for the `Reference` wrapper ([da1a0ef](https://github.com/mikro-orm/mikro-orm/commit/da1a0effcc35d0a6613f9ca4455717b22927e192)), closes [#3582](https://gith