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fix(data): customize your data model example fix #7574

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merged 2 commits into from
May 15, 2024
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fix(data): customize your data model example fix #7574

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7077a45
fix(data): customize your data model example fix
lawmicha May 10, 2024
12677c1
fixed example
renebrandel May 13, 2024
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8 changes: 5 additions & 3 deletions src/pages/[platform]/build-a-backend/data/data-modeling/index.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ export function getStaticProps(context) {
Every data model is defined as part of a data schema (`a.schema()`). You can enhance your data model with various fields, customize their identifiers, apply authorization rules, or model relationships. Every data model (`a.model()`) automatically provides create, read, update, and delete API operations as well as real-time subscription events. Below is a quick tour of the many functionalities you can add to your data model:

```ts
import { a } from "@aws-amplify/backend";
import { type ClientSchema, a, defineData } from '@aws-amplify/backend';

const schema = a
.schema({
Expand All @@ -54,19 +54,21 @@ const schema = a
}),
// fields can be enums
engagementStage: a.enum(["PROSPECT", "INTERESTED", "PURCHASED"]),
collectionId: a.id(),
collection: a.belongsTo("Collection", "collectionId")
// Use custom identifiers. By default, it uses an `id: a.id()` field
})
.identifier(["customerId"]),
Collection: a
.model({
customers: a.hasMany("Customer", "customerId"), // setup relationships between types
customers: a.hasMany("Customer", "collectionId"), // setup relationships between types
tags: a.string().array(), // fields can be arrays
representativeId: a.id().required(),
// customize secondary indexes to optimize your query performance
})
.secondaryIndexes((index) => [index("representativeId")]),
})
.authorization((allow) => [allow.owner()]);
.authorization((allow) => [allow.publicApiKey()]);

export type Schema = ClientSchema<typeof schema>;

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