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sequelize

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sequelize
Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL ...

TypeScript · 30359 stars
pr-auto-update-and-handle-conflicts
Automatically update PR branches based on filters & execute an action on conflict

JavaScript · 2 stars

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[BUG] Sequelize v6 Migration unique Constraint Object Ignored Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 42/100

sequelize/sequelize#17940 · 1 reaction · Opened Jul 20, 2025
SequelizeConnectionAcquireTimeoutError in Production with High Active Sessions (Sequelize 5.21.10, PostgreSQL 13.0) Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 30/100

sequelize/sequelize#17938 · 1 comment · Opened Jul 19, 2025
rejectOnEmpty as a model option Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17936 · 1 comment · Opened Jul 15, 2025
Type issue with SequelizeTypescript::dropSchema Open

pending-approval

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

sequelize/sequelize#17935 · Opened Jul 15, 2025
[BUG] MySQL Replication: Auto-increment ID not returned by Model.create() in master-bound transaction Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17909 · 1 comment · Opened Jun 23, 2025
v7: BelongsToMany Requires Plural Property Name Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17898 · 1 comment · Opened Jun 13, 2025
Sequelize/MySQL2 Randomly Throws "Conversion from utf8mb4_unicode_ci to latin1_swedish_ci impossible" Error Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17892 · Opened Jun 9, 2025
Sequelize/MySQL2 随机出现 "Conversion from utf8mb4_unicode_ci to latin1_swedish_ci impossible" 错误 Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17891 · 1 comment · Opened Jun 9, 2025
Add SurrealDB Dialect Support to Sequelize Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17883 · 2 reactions · Opened May 28, 2025
Sequelize creates NULL value for foreign key despite explicitly passing value Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 32/100

sequelize/sequelize#17874 · 1 comment · Opened May 16, 2025
Parent model not returned if it has many-to-many relationship with one-to-many relationship and limit Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17871 · 1 comment · Opened May 14, 2025
Operational issues with Sequelize dependencies Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 25/100

sequelize/sequelize#17856 · Opened Apr 29, 2025
Paranoid Models in v7 can customize the behavior of DeletedAt Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17846 · Opened Apr 22, 2025
Transaction-rollback does not remove generated fields. Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 42/100

sequelize/sequelize#17840 · Opened Apr 19, 2025
polymorphic scoped association are failing with latests v7.0.0 Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 45/100

sequelize/sequelize#17838 · Opened Apr 17, 2025
Sequelize (with sequelize-typescript) started warning about fields being shadowed Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17835 · 7 comments · Opened Apr 16, 2025
Type safety of hard coded string attributes (and the usage of `fieldName`) Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17833 · Opened Apr 16, 2025
sqlite3 does not keep foreign key after renameTable Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 52/100

sequelize/sequelize#17818 · Opened Apr 2, 2025
Update fields and fields of associations at the same time Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17808 · 1 comment · 1 reaction · Opened Mar 25, 2025
Postgresql Join with Schema is giving error Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 45/100

sequelize/sequelize#17806 · 1 reaction · Opened Mar 25, 2025
findOrCreate() duplicate allows duplicate entries, even though it shouldn't Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17803 · 1 comment · Opened Mar 24, 2025
Add Native Audit Table Support for Tracking Database Changes Across All Dialects Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17801 · Opened Mar 23, 2025
snowflake - support MULTI_STATEMENT_COUNT parameter Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 48/100

sequelize/sequelize#17791 · 4 comments · Opened Mar 19, 2025
@Unique Decorator To Respect Sequelize Global “Paranoid” Flag Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17790 · Opened Mar 18, 2025
Automatic creation of relation fails on mysql/mariadb Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17785 · 3 comments · Opened Mar 16, 2025
mssql - azure minimum version Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 38/100

sequelize/sequelize#17778 · 4 comments · Opened Mar 14, 2025
Bug Report: Sequelize upsert Not Returning Primary Key for Duplicate Entries Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17769 · 3 comments · Opened Mar 12, 2025
Simplification of typescript mixins Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 30/100

sequelize/sequelize#17767 · 3 comments · Opened Mar 11, 2025
Ability to Conveniently Trigger Changes To UpdatedAt (a.k.a. to "touch" a model) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

sequelize/sequelize#17736 · 1 reaction · Opened Mar 5, 2025
ConnectionAcquireTimeoutError & Connection Pool Metrics Anomaly: using + available > size Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17734 · 1 comment · Opened Mar 4, 2025
The return values of the update function (object '_previousDataValues' and 'dataValues') seems incorrect. Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 30/100

sequelize/sequelize#17709 · 1 comment · Opened Feb 9, 2025
Prevent afterFind Hook from Triggering During Update Queries Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17706 · Opened Feb 9, 2025
Allow bulkCreate to update createdAt when "createdAt" is in the updateOnDuplicate array Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 45/100

sequelize/sequelize#17698 · Opened Feb 6, 2025
Connection stuck on sequelize:connection:pg connection acquired Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17697 · 1 comment · Opened Feb 6, 2025
Bulk upsert Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 35/100

sequelize/sequelize#17687 · 4 reactions · Opened Jan 29, 2025
Support SQLITE_OPEN_NOMUTEX in sequelize/sqlite dialect Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 48/100

sequelize/sequelize#17684 · 1 reaction · Opened Jan 27, 2025
Some sequelize messages do not respect the `logging` option Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 35/100

sequelize/sequelize#17665 · 1 comment · Opened Jan 7, 2025
Query using Op.ne operator returns unexpected results Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17661 · 1 comment · Opened Jan 5, 2025
MySQL: findOrCreate inserts incorrect timestamp by altering timestamp based on UTC offset Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17630 · Opened Dec 5, 2024
Increment does not take `paranoid` into consideration Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 45/100

sequelize/sequelize#17612 · 1 comment · Opened Nov 20, 2024
Query assembly using schema Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17609 · Opened Nov 19, 2024
Strange situation with creating the same tables with different cases Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 25/100

sequelize/sequelize#17607 · 1 comment · Opened Nov 18, 2024
Lazy-load association not returned in get() or toJSON() Open

Difficulty 3/5 1-2 days Newbie friendliness 38/100

sequelize/sequelize#17590 · 1 comment · Opened Nov 2, 2024
Virtual field not returned in get() or toJSON() Open

pending-approval

Difficulty 3/5 1-2 days Newbie friendliness 38/100

sequelize/sequelize#17589 · 1 comment · 1 reaction · Opened Nov 2, 2024
Error when attempting order based on existinance of many-to-many relationship with another model Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17587 · Opened Nov 1, 2024
sqlite: changeColumn adds UNIQUE contraint to composite primary keys Open

pending-approval

Difficulty 4/5 3-5 days Newbie friendliness 42/100

sequelize/sequelize#17580 · 1 reaction · Opened Oct 30, 2024
findOrCreate breaks RDS Postgres logical replication Open

dialect: postgres

Difficulty 4/5 3-5 days Newbie friendliness 35/100

sequelize/sequelize#17570 · 2 comments · 4 reactions · Opened Oct 24, 2024
`LOCK` enum is `undefined` at runtime Open

v6

Difficulty 3/5 1-2 days Newbie friendliness 30/100

sequelize/sequelize#17556 · 4 comments · 1 reaction · Opened Oct 15, 2024
Issue with order and limit usage in include for hasOne association. Open

pending-approval

Difficulty 5/5 Over a week Newbie friendliness 30/100

sequelize/sequelize#17547 · 1 comment · Opened Oct 9, 2024
DataType.ENUM("PREFERENCES") is parsed as "REFERENCES" so foreign key is tried to be generated. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

sequelize/sequelize#17544 · Opened Oct 8, 2024

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