Prisma Client API Reference
Complete API reference for Prisma Client. This skill provides guidance on model queries, filtering, relations, and client methods for Prisma ORM 7.x.
When to Apply
Reference this skill when:
- •Writing database queries with Prisma Client
- •Performing CRUD operations (create, read, update, delete)
- •Filtering and sorting data
- •Working with relations
- •Using transactions
- •Configuring client options
Client Instantiation (v7)
typescript
import { PrismaClient } from '../generated/client'
import { PrismaPg } from '@prisma/adapter-pg'
const adapter = new PrismaPg({
connectionString: process.env.DATABASE_URL
})
const prisma = new PrismaClient({ adapter })
Model Query Methods
| Method | Description |
|---|---|
findUnique() | Find one record by unique field |
findUniqueOrThrow() | Find one or throw error |
findFirst() | Find first matching record |
findFirstOrThrow() | Find first or throw error |
findMany() | Find multiple records |
create() | Create a new record |
createMany() | Create multiple records |
createManyAndReturn() | Create multiple and return them |
update() | Update one record |
updateMany() | Update multiple records |
updateManyAndReturn() | Update multiple and return them |
upsert() | Update or create record |
delete() | Delete one record |
deleteMany() | Delete multiple records |
count() | Count matching records |
aggregate() | Aggregate values (sum, avg, etc.) |
groupBy() | Group and aggregate |
Query Options
| Option | Description |
|---|---|
where | Filter conditions |
select | Fields to include |
include | Relations to load |
omit | Fields to exclude |
orderBy | Sort order |
take | Limit results |
skip | Skip results (pagination) |
cursor | Cursor-based pagination |
distinct | Unique values only |
Client Methods
| Method | Description |
|---|---|
$connect() | Explicitly connect to database |
$disconnect() | Disconnect from database |
$transaction() | Execute transaction |
$queryRaw() | Execute raw SQL query |
$executeRaw() | Execute raw SQL command |
$on() | Subscribe to events |
$extends() | Add extensions |
Quick Examples
Find records
typescript
// Find by unique field
const user = await prisma.user.findUnique({
where: { email: 'alice@prisma.io' }
})
// Find with filter
const users = await prisma.user.findMany({
where: { role: 'ADMIN' },
orderBy: { createdAt: 'desc' },
take: 10
})
Create records
typescript
const user = await prisma.user.create({
data: {
email: 'alice@prisma.io',
name: 'Alice',
posts: {
create: { title: 'Hello World' }
}
},
include: { posts: true }
})
Update records
typescript
const user = await prisma.user.update({
where: { id: 1 },
data: { name: 'Alice Smith' }
})
Delete records
typescript
await prisma.user.delete({
where: { id: 1 }
})
Transactions
typescript
const [user, post] = await prisma.$transaction([
prisma.user.create({ data: { email: 'alice@prisma.io' } }),
prisma.post.create({ data: { title: 'Hello', authorId: 1 } })
])
Rule Files
Detailed API documentation:
code
rules/constructor.md - PrismaClient constructor options rules/model-queries.md - CRUD operations rules/query-options.md - select, include, omit, where, orderBy rules/filters.md - Filter conditions and operators rules/relations.md - Relation queries and nested operations rules/transactions.md - Transaction API rules/raw-queries.md - $queryRaw, $executeRaw rules/client-methods.md - $connect, $disconnect, $on, $extends
Filter Operators
| Operator | Description |
|---|---|
equals | Exact match |
not | Not equal |
in | In array |
notIn | Not in array |
lt, lte | Less than |
gt, gte | Greater than |
contains | String contains |
startsWith | String starts with |
endsWith | String ends with |
mode | Case sensitivity |
Relation Filters
| Operator | Description |
|---|---|
some | At least one related record matches |
every | All related records match |
none | No related records match |
is | Related record matches (1-to-1) |
isNot | Related record doesn't match |