Agent Skill · Prisma

prisma-client-api

Prisma Client API reference covering model queries, filters, operators, and client methods. Use when writing database queries, using CRUD operations, filtering data, or configuring Prisma Client. Triggers on "prisma query", "findMany", "create", "update", "delete", "$transaction".

Provider: Prisma Path in repo: prisma-client-api/SKILL.md

Skill body

Prisma Client API Reference

Complete API reference for Prisma Client. This skill provides guidance on model queries, filtering, relations, and client methods for current Prisma projects.

When to Apply

Reference this skill when:

Rule Categories by Priority

Priority Category Impact Prefix
1 Client Construction HIGH constructor
2 Model Queries CRITICAL model-queries
3 Query Shape HIGH query-options
4 Filtering HIGH filters
5 Relations HIGH relations
6 Transactions CRITICAL transactions
7 Raw SQL CRITICAL raw-queries
8 Client Methods MEDIUM client-methods

Quick Reference

Client Instantiation

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

// Find by unique field
const user = await prisma.user.findUnique({
  where: { email: '[email protected]' }
})

// Find with filter
const users = await prisma.user.findMany({
  where: { role: 'ADMIN' },
  orderBy: { createdAt: 'desc' },
  take: 10
})

Create records

const user = await prisma.user.create({
  data: {
    email: '[email protected]',
    name: 'Alice',
    posts: {
      create: { title: 'Hello World' }
    }
  },
  include: { posts: true }
})

Update records

const user = await prisma.user.update({
  where: { id: 1 },
  data: { name: 'Alice Smith' }
})

Delete records

await prisma.user.delete({
  where: { id: 1 }
})

Transactions

const [user, post] = await prisma.$transaction([
  prisma.user.create({ data: { email: '[email protected]' } }),
  prisma.post.create({ data: { title: 'Hello', authorId: 1 } })
])

Rule Files

Detailed API documentation:

references/constructor.md        - PrismaClient constructor options
references/model-queries.md      - CRUD operations
references/query-options.md      - select, include, omit, where, orderBy
references/filters.md            - Filter conditions and operators
references/relations.md          - Relation queries and nested operations
references/transactions.md       - Transaction API
references/raw-queries.md        - $queryRaw, $executeRaw
references/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

Resources

How to Use

Pick the category from the table above, then open the matching reference file for implementation details and examples.

Skill frontmatter

license: MIT metadata: {"author"=>"prisma", "version"=>"7.6.0"}