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GeezerVison is showing orm.drizzle.team — Drizzle ORM - valibot

valibot

Install the dependencies

npm

yarn

pnpm

bun

npm i drizzle-orm@rc valibot

yarn add drizzle-orm@rc valibot

pnpm add drizzle-orm@rc valibot

bun add drizzle-orm@rc valibot

Select schema

Defines the shape of data queried from the database - can be used to validate API responses.

import { pgTable, text, integer } from 'drizzle-orm/pg-core';
import { createSelectSchema } from 'drizzle-orm/valibot';
import { parse } from 'valibot';

const users = pgTable('users', {
  id: integer().generatedAlwaysAsIdentity().primaryKey(),
  name: text().notNull(),
  age: integer().notNull()
});

const userSelectSchema = createSelectSchema(users);

const rows = await db.select({ id: users.id, name: users.name }).from(users).limit(1);
const parsed: { id: number; name: string; age: number } = parse(userSelectSchema, rows[0]); // Error: `age` is not returned in the above query

const rows = await db.select().from(users).limit(1);
const parsed: { id: number; name: string; age: number } = parse(userSelectSchema, rows[0]); // Will parse successfully

Views and enums are also supported.

import { pgEnum, pgView } from 'drizzle-orm/pg-core';
import { gt } from 'drizzle-orm';
import { createSelectSchema } from 'drizzle-orm/valibot';
import { parse } from 'valibot';

const roles = pgEnum('roles', ['admin', 'basic']);
const rolesSchema = createSelectSchema(roles);
const parsed: 'admin' | 'basic' = parse(rolesSchema, ...);

const usersView = pgView('users_view').as((qb) => qb.select().from(users).where(gt(users.age, 18)));
const usersViewSchema = createSelectSchema(usersView);
const parsed: { id: number; name: string; age: number } = parse(usersViewSchema, ...);

Insert schema

Defines the shape of data to be inserted into the database - can be used to validate API requests.

import { pgTable, text, integer } from 'drizzle-orm/pg-core';
import { createInsertSchema } from 'drizzle-orm/valibot';
import { parse } from 'valibot';

const users = pgTable('users', {
  id: integer().generatedAlwaysAsIdentity().primaryKey(),
  name: text().notNull(),
  age: integer().notNull()
});

const userInsertSchema = createInsertSchema(users);

const user = { name: 'John' };
const parsed: { name: string, age: number } = parse(userInsertSchema, user); // Error: `age` is not defined

const user = { name: 'Jane', age: 30 };
const parsed: { name: string, age: number } = parse(userInsertSchema, user); // Will parse successfully
await db.insert(users).values(parsed);

Update schema

Defines the shape of data to be updated in the database - can be used to validate API requests.

import { pgTable, text, integer } from 'drizzle-orm/pg-core';
import { createUpdateSchema } from 'drizzle-orm/valibot';
import { parse } from 'valibot';

const users = pgTable('users', {
  id: integer().generatedAlwaysAsIdentity().primaryKey(),
  name: text().notNull(),
  age: integer().notNull()
});

const userUpdateSchema = createUpdateSchema(users);

const user = { age: 35 };
const parsed: { name?: string | undefined, age?: number | undefined } = parse(userUpdateSchema, user); // Will parse successfully
await db.update(users).set(parsed).where(eq(users.name, 'Jane'));

Refinements

Each create schema function accepts an additional optional parameter that you can used to extend, modify or completely overwite a field’s schema. Defining a callback function will extend or modify while providing a Valibot schema will overwrite it.

import { pgTable, text, integer, json } from 'drizzle-orm/pg-core';
import { createSelectSchema } from 'drizzle-orm/valibot';
import { parse, pipe, maxLength, object, string } from 'valibot';

const users = pgTable('users', {
  id: integer().generatedAlwaysAsIdentity().primaryKey(),
  name: text().notNull(),
  bio: text(),
  preferences: json()
});

const userSelectSchema = createSelectSchema(users, {
  name: (schema) => pipe(schema, maxLength(20)), // Extends schema
  bio: (schema) => pipe(schema, maxLength(1000)), // Extends schema before becoming nullable/optional
  preferences: object({ theme: string() }) // Overwrites the field, including its nullability
});

const parsed: {
  id: number;
  name: string;
  bio: string | null;
  preferences: {
      theme: string;
  };
} = parse(userSelectSchema, ...);

Data type reference

pg.boolean();

// Schema
boolean();

pgEnum('name', ['val1', 'val2']);

// Schema
enum({ val1: "val1", val2: "val2" });

pg.date({ mode: 'date' });
pg.timestamp({ mode: 'date' });

// Schema
date();

pg.date({ mode: 'string' });
pg.timestamp({ mode: 'string' });
pg.cidr();
pg.inet();
pg.interval();
pg.macaddr();
pg.macaddr8();
pg.numeric();
pg.text();
pg.sparsevec();
pg.time();

// Schema
string();

pg.bit({ dimensions: ... });

// Schema
pipe(string(), regex(/^[01]+$/), maxLength(dimensions));

pg.uuid();

// Schema
pipe(string(), uuid());

pg.char({ length: ... });

// Schema
pipe(string(), length(length));

pg.varchar({ length: ... });

// Schema
pipe(string(), maxLength(length));

pg.text({ enum: ... });
pg.char({ enum: ... });
pg.varchar({ enum: ... });

// Schema
enum(enum);

pg.smallint();
pg.smallserial();

// Schema
pipe(number(), minValue(-32_768), maxValue(32_767), integer()); // 16-bit integer lower and upper limit

pg.real();

// Schema
pipe(number(), minValue(-8_388_608), maxValue(8_388_607)); // 24-bit integer lower and upper limit

pg.integer();
pg.serial();

// Schema
pipe(number(), minValue(-2_147_483_648), maxValue(2_147_483_647), integer()); // 32-bit integer lower and upper limit

pg.doublePrecision();

// Schema
pipe(number(), minValue(-140_737_488_355_328), maxValue(140_737_488_355_327)); // 48-bit integer lower and upper limit

pg.bigint({ mode: 'number' });
pg.bigserial({ mode: 'number' });

// Schema
pipe(number(), minValue(-9_007_199_254_740_991), maxValue(9_007_199_254_740_991), integer()); // Javascript min. and max. safe integers

pg.bigint({ mode: 'bigint' });
pg.bigserial({ mode: 'bigint' });

// Schema
pipe(bigint(), minValue(-9_223_372_036_854_775_808n), maxValue(9_223_372_036_854_775_807n)); // 64-bit integer lower and upper limit

pg.geometry({ type: 'point', mode: 'tuple' });
pg.point({ mode: 'tuple' });

// Schema
tuple([number(), number()]);

pg.geometry({ type: 'point', mode: 'xy' });
pg.point({ mode: 'xy' });

// Schema
object({ x: number(), y: number() });

pg.halfvec({ dimensions: ... });
pg.vector({ dimensions: ... });

// Schema
pipe(array(number()), length(dimensions));

pg.line({ mode: 'abc' });

// Schema
object({ a: number(), b: number(), c: number() });

pg.line({ mode: 'tuple' });

// Schema
tuple([number(), number(), number()]);

pg.json();
pg.jsonb();

// Schema
union([union([string(), number(), boolean(), null_()]), array(any()), record(string(), any())]);

pg.dataType().array(...);

// Schema
pipe(array(baseDataTypeSchema), length(size));

pg.bytea();

// Schema
custom<Buffer>((v) => v instanceof Buffer)

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