A skill your agent uses when implementing tenant resolution, database or schema isolation, tenant-aware JPA, reactive tenant context, migrations, caching, jobs, or authorization in Spring Boot 3.

MITAuto-check passedBackend & APIs

Install Multi Tenancy

skills CLI
$ npx skills add rrezartprebreza/spring-boot-skills --skill multi-tenancy -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install rrezartprebreza/spring-boot-skills multi-tenancy --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/rrezartprebreza/spring-boot-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/spring-boot-3/multi-tenancy .claude/skills/multi-tenancy && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
multi-tenancy
GitHub stars
298
Token cost
~576 tokens
SKILL.md length
262 words
Files
4
Skills in repo
51
Repo updated
First seen
Licence
MIT

At a glance

A skill your agent uses when implementing tenant resolution, database or schema isolation, tenant-aware JPA, reactive tenant context, migrations, caching, jobs, or authorization in Spring Boot 3.

  • Implementing tenant resolution
  • SKILL.md covers Choose an isolation model, Resolve tenant identity, Enforce isolation and Operations, plus 2 more sections
  • Runs Java scripts from its folder
  • Schema isolation

What it does

Multi Tenancy is an agent skill from rrezartprebreza/spring-boot-skills. Use when implementing tenant resolution, database or schema isolation, tenant-aware JPA, reactive tenant context, migrations, caching, jobs, or authorization in Spring Boot 3.

Its SKILL.md is about 580 tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files (for example `agents/openai.yaml`).

It sits in Backend & APIs, covering Backend development, Multi-tenancy and Caching. It works with Spring Boot. The repository describes itself as: Production-grade Claude Code and Codex skills for Spring Boot developers. The licence is MIT.

When your agent uses it

  • Implementing tenant resolution
  • Schema isolation
  • Tenant-aware JPA
  • Reactive tenant context

Example prompts

  • “/multi-tenancy”

What it can do on your machine

Read from SKILL.md and the folder at commit f0c06a0. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Ships script files (Java), which the agent can run.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Multi Tenancy loads about 576 tokens when it runs. Until then it costs about 47 tokens; SKILL.md has 262 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~47
When it runs · the whole SKILL.md, loaded when a task matches
~576

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from rrezartprebreza/spring-boot-skills at commit f0c06a0, republished under its MIT licence (© rrezartprebreza). 262 words, ~576 tokens.

Download SKILL.mdSave it as .claude/skills/multi-tenancy/SKILL.md (or your agent's skills folder). This skill also uses 3 other files; get the full folder from GitHub.
name
multi-tenancy
description
Use when implementing tenant resolution, database or schema isolation, tenant-aware JPA, reactive tenant context, migrations, caching, jobs, or authorization in Spring Boot 3.

Multi-Tenancy

Treat tenant identity as an authorization boundary, not a query convenience.

Choose an isolation model

  • Database per tenant: strongest isolation and highest operational cost.
  • Schema per tenant: strong logical isolation with shared infrastructure.
  • Shared schema with tenant_id: simplest operations, but every access path must enforce scope.
  • Document the selected model and prohibit repositories from bypassing it.

Resolve tenant identity

  • Derive the tenant from a verified token claim, trusted host mapping, or authenticated API key.
  • Reject missing, unknown, disabled, or conflicting tenant identifiers.
  • Never trust a public X-Tenant-Id header by itself.
  • Clear servlet thread-local context in finally; use Reactor Context for reactive flows.

Enforce isolation

  • Apply tenant selection before opening the persistence session or transaction.
  • Include tenant identity in unique constraints, cache keys, idempotency keys, and object storage paths.
  • Prevent cross-tenant joins and unrestricted administrative repositories.
  • Authorize support impersonation explicitly and audit every use.

Operations

  • Run migrations per database/schema with resumable progress and version reporting.
  • Propagate tenant identity into scheduled jobs, messages, and async tasks explicitly.
  • Limit noisy tenants with quotas and per-tenant observability using bounded identifiers.
  • Test negative cross-tenant access, not only successful tenant queries.

Examples

  • See examples/good-tenant-filter.java and examples/bad-tenant-filter.java.

Gotchas

  • Agent trusts a tenant header supplied by the caller - derive tenant from authenticated context.
  • Agent forgets to clear a servlet ThreadLocal - pooled threads can leak one tenant into another request.
  • Agent scopes database queries but not cache keys - cached data can cross tenants.
  • Agent starts a transaction before selecting the tenant - routing may choose the wrong database.
  • Agent runs background jobs without tenant context - make tenant an explicit job parameter.

© rrezartprebreza, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 3 other files in skills/spring-boot-3/multi-tenancy of rrezartprebreza/spring-boot-skills.

  • SKILL.md
  • agents/openai.yaml
  • examples/bad-tenant-filter.java
  • examples/good-tenant-filter.java

Open the folder on GitHubat commit f0c06a0

Compare with similar skills

Multi Tenancy next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Multi Tenancy compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Multi Tenancy this skillrrezartprebreza/spring-boot-skills298—~576Automated safety check: PassMIT
Springboot Patternsaffaan-m/ECC276k5 repos~2.5kAutomated safety check: PassMIT
AWS SDK Java V2 Secrets Managergiuseppe-trisciuoglio/developer-kit356—~1.5kAutomated safety check: NotesMIT
302 Frameworks Spring Boot RESTjabrena/plinth447—~1kAutomated safety check: PassApache-2.0
Spring Boot Cachegiuseppe-trisciuoglio/developer-kit356—~1.4kAutomated safety check: NotesMIT
Unit Test Cachinggiuseppe-trisciuoglio/developer-kit356—~2.9kAutomated safety check: NotesMIT

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Works with

Categories

Questions about Multi Tenancy

What does Multi Tenancy do?

A skill your agent uses when implementing tenant resolution, database or schema isolation, tenant-aware JPA, reactive tenant context, migrations, caching, jobs, or authorization in Spring Boot 3. Multi Tenancy is an agent skill from rrezartprebreza/spring-boot-skills. Use when implementing tenant resolution, database or schema isolation, tenant-aware JPA, reactive tenant context, migrations, caching, jobs, or authorization in Spring Boot 3.

When should I use Multi Tenancy?

Multi Tenancy fits situations like: implementing tenant resolution; schema isolation; tenant-aware JPA; reactive tenant context.

How do I install Multi Tenancy in Claude Code?

Run `npx skills add rrezartprebreza/spring-boot-skills --skill multi-tenancy -a claude-code`. Or copy the skill folder (skills/spring-boot-3/multi-tenancy in rrezartprebreza/spring-boot-skills) into .claude/skills/multi-tenancy in your project. Claude Code loads it when a task matches its description.

How do I install Multi Tenancy in Codex?

Run `npx skills add rrezartprebreza/spring-boot-skills --skill multi-tenancy -a codex`. Or copy the skill folder (skills/spring-boot-3/multi-tenancy in rrezartprebreza/spring-boot-skills) into .agents/skills/multi-tenancy in your project. Codex loads it when a task matches its description.

Can I use Multi Tenancy in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add rrezartprebreza/spring-boot-skills --skill multi-tenancy -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/multi-tenancy, .gemini/skills/multi-tenancy, .github/skills/multi-tenancy and .opencode/skills/multi-tenancy in your project.

What does Multi Tenancy need to run?

Going by SKILL.md and its folder, Multi Tenancy needs Java for the scripts in its folder.

Does Multi Tenancy access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Multi Tenancy safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Multi Tenancy use?

Multi Tenancy is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Multi Tenancy use?

About 576 tokens (SKILL.md is roughly 2.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Multi Tenancy?

Skills that share tags, products or a category with Multi Tenancy: Springboot Patterns (affaan-m/ECC, 276k stars), AWS SDK Java V2 Secrets Manager (giuseppe-trisciuoglio/developer-kit, 356 stars), 302 Frameworks Spring Boot REST (jabrena/plinth, 447 stars) and Spring Boot Cache (giuseppe-trisciuoglio/developer-kit, 356 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Multi Tenancy?

rrezartprebreza (a GitHub user) maintains it in rrezartprebreza/spring-boot-skills, which has 298 GitHub stars. The repository holds 51 skills in this directory. The repository was last updated on September 21, 2026.

Source: rrezartprebreza/spring-boot-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.