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1Scan for outdated or missing drivers - takes under a minute2Repair Windows errors before they cause bigger problems3Fix the driver behind crashes, sound loss and screen glitchesLaravel multi-tenancy works when every request and background task is tied to the right tenant—not merely when a table has a tenant_id column. Choose shared or separate tenant databases according to your isolation and operational needs, then make tenant identification, service switching, queued work, and lifecycle cleanup explicit.
What multi-tenancy means in a Laravel application
A tenant is the customer or organization whose data and settings the application is handling. In a multi-tenant SaaS, a request must resolve that tenant and establish the context before tenant-scoped work begins. The same rule applies outside HTTP: a queued job, scheduled task, or other process needs a known tenant context if it reads or changes tenant-specific state.
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Tenant context can affect database connections, query scoping, cache keys, file storage, mail, logs, broadcasting, and integrations. Which of these are switched automatically depends on the package and its configuration. Treat each as an application boundary to inspect rather than assuming that tenant identification alone isolates it.
Choose how tenant data is stored
The main architectural choice is whether tenant records share a database or each tenant gets a separate database. Neither model is automatically best for every SaaS. Compare isolation needs, reporting, migrations, provisioning, backups, and the operational cost of maintaining connections and tenant databases.
#1 Best Overall
| Model | How it works | Advantages to evaluate | Costs and risks to evaluate |
|---|---|---|---|
| Shared database | Tenant records coexist in the same database. Application queries must consistently apply tenant scope. Spatie documents a single-database setup in its Laravel Multitenancy v4 introduction. | One database can make migrations and cross-tenant reporting more straightforward, depending on the application design. | An omitted tenant constraint can expose or alter another tenant’s records. Query scoping needs consistent enforcement and testing. |
| Database per tenant | Each tenant uses a separate database connection; a central or landlord database can hold the tenant registry. Tenant switching selects the active tenant connection. See Spatie’s multiple-database setup and Tenancy for Laravel’s multi-database documentation. | Separate databases provide a clearer data boundary and can support tenant-specific backup or migration workflows. | Provisioning, migrations, backups, connection management, and cross-tenant reporting require deliberate operations. Separate databases alone do not establish a complete security guarantee. |
Laravel’s database documentation covers connections and database configuration, but it does not establish workload thresholds at which one tenant model outperforms the other. Base the choice on your isolation requirements and operational capacity, not an assumed performance or security guarantee.
When a shared database fits
Use a shared database when the application can reliably enforce tenant scoping and the team wants a single database estate to operate. For example, an illustrative scoped read might look like this:
$invoices = Invoice::query()
->where('tenant_id', $tenantId)
->latest()
->get();This query is only an example, not a complete isolation mechanism. Every read, update, delete, relationship, export, and administrative path that handles tenant-owned records needs the right scope. Centralize tenant resolution and query enforcement where practical, and test that one tenant cannot access another tenant’s data.
When separate databases fit
Separate tenant databases may suit requirements for a clearer data boundary or tenant-specific database operations. A central database can hold platform-wide records such as the tenant registry and platform administration, while tenant-owned records live in the selected tenant database. The extra boundary shifts work into provisioning, connection switching, migration orchestration, monitoring, backup policy, and reporting.
Model central data and tenant data deliberately
Before adding middleware or a package, classify records by ownership. The tenant registry and platform administration are often central concerns; invoices, projects, and tenant-specific configuration are examples of tenant-owned data. The exact split depends on product requirements.
- Identify which records must be shared across all tenants and which must be isolated.
- Decide how an authenticated user is associated with a tenant, including whether a user can belong to more than one.
- Define how domains, subdomains, or another identifier resolve to a tenant.
- List services that need tenant-specific configuration or switching, including cache, storage, mail, logs, and broadcasting.
With separate databases, document which connection is central and which connection is tenant-specific. Spatie’s v4 multiple-database instructions describe separate landlord and tenant connections; the tenant connection represents the currently selected tenant.
Resolve the tenant before tenant-scoped work
A reliable lifecycle is: an HTTP request or job arrives, the application resolves the tenant identity, initializes tenant context, performs tenant-aware work, then clears or safely replaces that context before a different tenant’s work can run.
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Rank #3
- Identify: determine the tenant from a trusted request attribute, such as a configured domain, or from a job’s tenant identity.
- Initialize: establish tenant state before tenant-scoped services, models, or queries run.
- Execute: perform only the work intended for that tenant, using the appropriate connection and service configuration.
- End safely: ensure the runtime does not retain tenant state when it handles later work. Confirm the cleanup behavior for the package, worker, and runtime you deploy.
Do not treat a hostname or a client-submitted tenant ID as authorization by itself. Resolve identity through your application’s trusted rules and verify the user is allowed to act for that tenant.
Provision tenant databases as an operational workflow
In a database-per-tenant design, tenant creation is more than inserting a row in the central registry. Database creation and schema migration can fail independently, so treat provisioning as an observable workflow with retries and a defined failure state.
- Create or reserve the tenant’s central registry record with a status that distinguishes incomplete provisioning from ready-to-use tenants.
- Create the tenant database and configure the connection details using the package’s supported mechanism.
- Run the tenant migrations and any required initialization tasks.
- Verify the database and tenant-aware services are usable before marking the tenant ready.
- Record failures for operators, and make retries safe so a partial attempt does not create inconsistent state.
Tenancy for Laravel v4 documents tenant creation through events and jobs, including database creation and migration work. That describes available mechanisms, not a universal production runbook; design monitoring, retry behavior, and recovery for your own infrastructure.
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Carry tenant context into queued jobs
A worker may process jobs for many tenants, so a job that relies on the current request cannot assume the correct tenant will still be present. Decide which jobs need tenant context, ensure that context is restored before job logic runs, and check that the worker cannot accidentally reuse a previous tenant’s state.
Spatie’s v4 queue documentation supports making queues tenant-aware globally or marking selected jobs as tenant-aware through its marker interface and configuration. Use the approach that matches your application’s job mix; the package’s queue guide explains the configuration. For each job, determine whether it is platform-wide or tenant-specific and what tenant identity it needs.
There is a separate transaction-timing issue. Laravel’s queue documentation says a job dispatched inside a database transaction may be processed before that transaction commits. If the job depends on records written in the transaction, defer dispatch:
ProcessTenantReport::dispatch($tenantId)->afterCommit();This illustrates Laravel’s deferred-dispatch method; use the actual job and tenant-aware setup in your application. Laravel also supports an after_commit connection setting. When the transaction rolls back, deferred jobs are discarded. See the Laravel queues documentation for the framework behavior.
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Database isolation does not automatically isolate every service. Spatie’s single-database guide notes cache isolation and separated filesystems as concerns that can be handled through tenant-switch task classes. Inventory services and verify the current package configuration for each one before relying on automatic switching.
- Cache: make tenant-specific values distinguishable by tenant or ensure the cache store is switched appropriately.
- Files: separate tenant paths or disks and verify authorization on reads, writes, and downloads.
- Mail: check whether sender details, templates, or credentials vary by tenant.
- Logs and broadcasting: include enough tenant context for diagnosis without exposing another tenant’s data.
- External storage and integrations: establish how tenant-specific credentials, namespaces, and cleanup are handled.
These are design checks, not a claim that either package automatically isolates every listed service. Confirm support and configuration for the versions you deploy.
Choose a Laravel tenancy package by its operating model
Two documented packages illustrate different approaches. Their maintainers’ descriptions help explain their designs, but are not an independent comparative evaluation.
| Package | Documented approach | Version-specific note |
|---|---|---|
| Tenancy for Laravel | Emphasizes automatic tenant-aware behavior through initialization, bootstrappers, and events; documents single- and multi-database tenancy and several identification methods. See its v4 introduction. | The v4 getting-started page specifies PHP 8.4 and Laravel 12. Verify the requirements against that version’s documentation before installing. |
| Spatie Laravel Multitenancy | Describes a minimal, unopinionated approach with configurable tenant-switch tasks; documents one or multiple databases and tenant-aware queues. See the v4 introduction. | Check the v4 documentation and your selected framework version for current installation and configuration requirements; do not infer Tenancy for Laravel’s requirements apply to this package. |
Choose based on your application’s existing structure, desired automation versus explicit control, services that need switching, and team familiarity. Pin a package version, verify its supported PHP and Laravel versions, and follow that version’s installation and configuration instructions. Framework and package documentation can change after publication.
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