Add documentation for map argument on Prisma indexes and constraints

[AmanVarshney01]

Summary by CodeRabbit

• Documentation
  • Added documentation on the map argument for indexes and constraints to specify custom database names
  • Includes practical Prisma schema examples with corresponding SQL translations
  • Clarifies map availability across @id, @@id, @unique, @@unique, and @@index directives for all supported databases

_{✏️ Tip: You can customize this high-level summary in your review settings.}

[github-actions[bot]]

Dangerous URL check

No absolute URLs to prisma.io/docs found. No local URLs found.

[coderabbitai[bot]]

Walkthrough

This pull request adds documentation about the map argument for database index and constraint naming in Prisma schemas. New sections introduce practical examples demonstrating map usage on single-column indexes, composite indexes, and unique constraints, alongside PostgreSQL SQL translations.

Changes

Cohort / File(s)	Summary
Documentation Enhancement content/200-orm/100-prisma-schema/20-data-model/30-indexes.mdx	Introduces map argument documentation for customizing database names on @id, @@id, @unique, @@unique, and @@index directives. Adds schema examples with corresponding PostgreSQL SQL output demonstrating practical application across single and composite indexes.

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

• PostgreSQL SQL translations: Verify the generated SQL examples accurately reflect Prisma's behavior across supported databases
• Example clarity: Confirm examples cover edge cases and are internally consistent with other documentation patterns
• Cross-database coverage: Ensure claims about support across all databases are accurate and not database-specific limitations are documented

Pre-merge checks

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The PR title accurately captures the main change: adding documentation for the map argument on Prisma indexes and constraints, which aligns perfectly with the content modifications shown in the raw summary.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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[github-actions[bot]]

original	preview
content/200-orm/100-prisma-schema/20-data-model/30-indexes.mdx	content/200-orm/100-prisma-schema/20-data-model/30-indexes.mdx

[github-actions[bot]]

Redirect check

This PR probably requires the following redirects to be added to static/_redirects:

• This PR does not change any pages in a way that would require a redirect.

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