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#25843 · wmadden opened on Dec 12, 2024
3
RFCs and Proposals
#25893 · aqrln opened on Dec 19, 2024
2

Query compiler: relation include/select still runs child queries when no parent row has a join key (IN (NULL), or IN ($1,$2) with all-null params)
prisma/orm#30761 · opened on Oct 18, 2026
Prisma 7: every PrismaClient decodes its own copy of the parameterization schema (~31 MB heap per client)
prisma/orm#30760 · opened on Oct 17, 2026
[Types]: @prisma/migrate declares wrong types at package.json
prisma/orm#30759 · opened on Oct 17, 2026
updateMany with relationMode = "prisma" drops the where filter from the UPDATE, breaking optimistic concurrency
prisma/orm#30758 · opened on Oct 17, 2026
Prisma 7.10.0 schema-engine checksum download denied with Cloudflare 1010
prisma/orm#30757 · opened on Oct 16, 2026
MySQL: after the server has rolled back an interactive transaction (deadlock victim), the transaction client keeps running statements and $transaction() resolves successfully
prisma/orm#30756 · opened on Oct 16, 2026
Nested transactions: the array form tx.$transaction([...]) on an interactive-transaction client runs as a separate, independently committed transaction
prisma/orm#30755 · opened on Oct 16, 2026
Query extension changes how a class instance with toJSON is serialized inside where
prisma/orm#30738 · opened on Oct 15, 2026
1
[v8] Conditional DO UPDATE … WHERE for upsert, in the ORM and in the InsertOnConflict AST
prisma/orm#30730 · opened on Oct 15, 2026
Postgres unbound namespace with tables loses search_path resolution when contract.json is deserialized
prisma/orm#30722 · opened on Oct 14, 2026
Prisma 7: Accelerate requests are no longer retried on transient failures (regression from DataProxyEngine withRetry)
prisma/orm#30713 · opened on Oct 13, 2026
bug: CONTRACT.VALIDATION_FAILED for chained relations and PSL_DISCRIMINATOR_AND_BASE on chained polymorphism
prisma/orm#30708 · opened on Oct 13, 2026
2
orm init: say where to get a Postgres database and how to deploy
prisma/orm#30688 · opened on Oct 12, 2026
Prisma 7.10.0 P1011 on Intel macOS 12.7.6 with Supabase Session pooler; strict node-postgres TLS succeeds
prisma/orm#30686 · opened on Oct 11, 2026
2
Concurrent migrate on a fresh database: waiting runs replay the initial plan after the winner commits ("type … already exists")
prisma/orm#30658 · opened on Oct 8, 2026
2
Large schemas: new PrismaClient() eagerly deserializes the full ParamGraph, so constructor CPU, GC and memory grow with schema size (7.6.0 and 7.10.0)
prisma/orm#30645 · opened on Oct 7, 2026
1
Since 7.4.0, PostgreSQL migrations are no longer applied atomically (each statement commits on its own)
prisma/orm#30640 · opened on Oct 7, 2026
prisma generate takes ~25 minutes on Windows for a large schema, while the same project generates much faster on macOS
prisma/orm#30625 · opened on Oct 7, 2026
adapter-better-sqlite3: a query on the base adapter runs inside another caller's open transaction, and that transaction's rollback silently undoes it
prisma/orm#30623 · opened on Oct 6, 2026
@prisma/adapter-planetscale ignores isolationLevel: SET TRANSACTION runs on a different session than BEGIN
prisma/orm#30622 · opened on Oct 6, 2026
1
HTTP 403 fetching published Prisma 7.8.0 ARM64 schema-engine checksums
prisma/orm#30610 · opened on Oct 6, 2026
Prisma 8: documented MutationUpdateInput is missing from the public orm-client exports
prisma/orm#30609 · opened on Oct 6, 2026
contract emit: a partial index on a foreign key's columns suppresses the FK's backing index
prisma/orm#30607 · opened on Oct 5, 2026
2
Postgres numeric columns reject a JS number on write (ORM and SQL builder), forcing String(value) at every call site
prisma/orm#30596 · opened on Oct 5, 2026
ORM client: no terminal count(); Collection.count() type-checks outside include and returns IncludeScalar<number>
prisma/orm#30595 · opened on Oct 5, 2026

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Query compiler: relation `include`/`select` still runs child queries when no parent row has a join key (`IN (NULL)`, or `IN ($1,$2)` with all-null params)

Prisma 7: every PrismaClient decodes its own copy of the parameterization schema (~31 MB heap per client)

[Types]: @prisma/migrate declares wrong types at package.json

updateMany with relationMode = "prisma" drops the where filter from the UPDATE, breaking optimistic concurrency

Prisma 7.10.0 schema-engine checksum download denied with Cloudflare 1010

MySQL: after the server has rolled back an interactive transaction (deadlock victim), the transaction client keeps running statements and `$transaction()` resolves successfully

Nested transactions: the array form `tx.$transaction([...])` on an interactive-transaction client runs as a separate, independently committed transaction

Query extension changes how a class instance with toJSON is serialized inside where

[v8] Conditional `DO UPDATE … WHERE` for upsert, in the ORM and in the `InsertOnConflict` AST

Postgres unbound namespace with tables loses search_path resolution when contract.json is deserialized

Prisma 7: Accelerate requests are no longer retried on transient failures (regression from DataProxyEngine withRetry)

bug: CONTRACT.VALIDATION_FAILED for chained relations and PSL_DISCRIMINATOR_AND_BASE on chained polymorphism

orm init: say where to get a Postgres database and how to deploy

Prisma 7.10.0 P1011 on Intel macOS 12.7.6 with Supabase Session pooler; strict node-postgres TLS succeeds

Concurrent migrate on a fresh database: waiting runs replay the initial plan after the winner commits ("type … already exists")

Large schemas: `new PrismaClient()` eagerly deserializes the full ParamGraph, so constructor CPU, GC and memory grow with schema size (7.6.0 and 7.10.0)

Since 7.4.0, PostgreSQL migrations are no longer applied atomically (each statement commits on its own)

prisma generate takes ~25 minutes on Windows for a large schema, while the same project generates much faster on macOS

adapter-better-sqlite3: a query on the base adapter runs inside another caller's open transaction, and that transaction's rollback silently undoes it

@prisma/adapter-planetscale ignores isolationLevel: SET TRANSACTION runs on a different session than BEGIN

HTTP 403 fetching published Prisma 7.8.0 ARM64 schema-engine checksums

Prisma 8: documented MutationUpdateInput is missing from the public orm-client exports

contract emit: a partial index on a foreign key's columns suppresses the FK's backing index

Postgres `numeric` columns reject a JS `number` on write (ORM and SQL builder), forcing `String(value)` at every call site

ORM client: no terminal `count()`; `Collection.count()` type-checks outside `include` and returns `IncludeScalar<number>`