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Make database connections driver neutral - #526
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Introduce a marker contract for coroutine-owned resources that must not cross context-copy boundaries. Apply replication and omission atomically across coroutine and non-coroutine copies, preserving destination values when a source entry is omitted. Cover full and selective copies, precedence over replication, null values, and failure atomicity.
Mark borrowed Redis connections as non-copyable so child coroutines cannot inherit a parent's pinned pool checkout. Verify copied siblings acquire distinct connections, detached children borrow only after the parent releases, and constrained pools remain healthy after each owner completes.
Move PDO state and behavior into a dedicated PdoConnection subclass while keeping Connection as the transport-neutral query, transaction, event, and grammar abstraction. Keep the concrete SQL connections on the PDO subclass so Laravel-compatible PDO APIs remain available where they are meaningful. Replace direct PDO assumptions with driver-owned resource lifecycle, escaping, transaction invalidation, server-version, and last-insert-id contracts. Adapt factories, pooling, reconnects, testing support, queue feature detection, Telescope binding rendering, and facade annotations to those seams. Preserve lazy read/write selection and pooled ownership semantics, validate replacement resources before swapping them, and cover resource cleanup, nested deadlocks, coroutine isolation, reconnects, session setup, query processing, diagnostics, and PDO API parity with focused unit and integration tests.
Discover each migration's configured connection before execution and resolve it through the connection's migrations_connection setting. Reject non-terminal aliases with a precise configuration error so resolution stays single-hop and idempotent. Centralize migration path loading and target discovery in the command base, then use the same routing semantics for migrate, rollback, reset, and status flows. Keep pretend mode side-effect free and preserve the selected connection while repositories and batches are prepared. Cover default, explicit, per-migration, aliased, missing, self-referential, and invalid chained targets, including path ordering and connection restoration after success or failure.
Have migrate:fresh discover the complete set of routed migration connections before destructive work, report the databases that will be wiped or created, and ask for confirmation only after the full scope is known. Create missing MySQL and PostgreSQL targets through driver-owned administration hooks, wipe each pre-existing target, and fail explicitly when wiping, migrating, or seeding fails. Preserve the selected write endpoint and connection baseline when constructing administrative connections. Exercise multi-connection refreshes, missing targets, split read/write configurations, failure propagation, confirmation ordering, seed behavior, and real SQLite routing through unit and integration coverage.
Disconnect the active connection after db:wipe instead of purging the manager entry. This releases driver resources while preserving wrapper identity for testing lifecycle state and lazy reconnects. Add regressions for direct command behavior, file-backed lazy refreshes, and migrations without the testing pool so subsequent queries reconnect through the existing wrapper rather than retaining stale lifecycle references.
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🚧 Files skipped from review as they are similar to previous changes (1)
Included review availability: Your plan provides up to 1 included review per hour; 0 remain after this review. 📝 WalkthroughWalkthroughThis change adds non-copyable context handling, separates neutral and PDO-backed database connections, updates pool and reconnect lifecycles, and expands migration commands to inspect and create missing databases. Tests cover connection contracts, coroutine safety, session state, pools, and multi-connection migrations. ChangesContext copy exclusions and replicated values
Driver-managed database connections and migration flow
Estimated code review effort: 5 (Critical) | ~120 minutes Merge Risk:🔵 Low · up to The change is mergeable with explicit owner awareness: a migration test leaves shared command state enabled, which can cause later migrate:fresh tests in the same process to fail. The impact is bounded to test reliability and should be addressed or accepted by the owner. Sequence Diagram(s)sequenceDiagram
participant MigrateCommand
participant Migrator
participant BaseCommand
participant ConnectionFactory
MigrateCommand->>Migrator: discover migration connections
MigrateCommand->>BaseCommand: inspect target connections
BaseCommand->>ConnectionFactory: create missing database
BaseCommand->>Migrator: verify targets
MigrateCommand->>Migrator: run migrations
sequenceDiagram
participant DatabaseManager
participant Connection
participant PdoConnection
DatabaseManager->>Connection: reconnect
DatabaseManager->>PdoConnection: build fresh connection
Connection->>Connection: refreshFrom fresh connection
DatabaseManager-->>Connection: dispatch ConnectionEstablished
🚥 Pre-merge checks | ✅ 5✅ Passed checks (5 passed)
✨ Finishing Touches📝 Generate docstrings
🧪 Generate unit tests (beta)
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binaryfire
commented
Aug 24, 2026
@coderabbitai review |
✅ Action performedReview finished.
|
Greptile SummaryThe PR separates transport-neutral database behavior from PDO-specific behavior while preserving existing SQL connection APIs. Major changes include:
Confidence Score: 5/5The PR appears safe to merge. No blocking failure remains.
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| Filename | Overview |
|---|---|
| src/database/src/Connection.php | Retains transport-neutral query, transaction, event, grammar, and lifecycle coordination while moving PDO-specific operations out of the base class. |
| src/database/src/PdoConnection.php | Implements PDO handles, statement preparation, binding, transaction operations, metadata, reconnection, and replacement for existing SQL drivers. |
| src/database/src/Migrations/Migrator.php | Resolves terminal command connections consistently while preserving centralized migration-history ownership and migration-specific schema routing. |
| src/database/src/Console/Migrations/MigrateCommand.php | Discovers migration targets before execution and runs migrations with the repository bound to the resolved command-level connection. |
| src/database/src/Console/Migrations/FreshCommand.php | Expands fresh migrations to report and wipe the complete resolved target set before rerunning migrations. |
| src/context/src/CoroutineContext.php | Excludes non-copyable values during context copying while retaining ordinary copying and explicit replication behavior. |
| src/database/src/Pool/PooledConnection.php | Delegates validation, replacement, disconnection, and transaction invalidation to driver-owned resource contracts. |
| src/redis/src/RedisConnection.php | Marks borrowed Redis connections as non-copyable so child coroutines obtain independently owned pool resources. |
Reviews (3): Last reviewed commit: "test(http): remove obsolete BMP MIME bra..." | Re-trigger Greptile
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Reserve the Hyperf porting guide for the rare package or package-update ports that still require it, and describe Laravel work as porting packages and updates. Add a repository rule to preserve primary source files when splitting or relocating implementations by copying them first and then adapting the copy. This reduces the risk of silently dropping behavior, comments, or structure during architectural refactors.
Document that context copying shares ordinary objects, replicates values implementing ReplicableContext, and omits values implementing NonCopyableContext. Apply the same contract to the Parallel and Waiter APIs, coroutine helper PHPDoc, and the context and concurrency guides so callers can choose copying behavior without accidentally sharing coroutine-owned resources.
Explain when a database driver should extend Connection or PdoConnection, how drivers provide resource lifecycle and pool health behavior, and how PDO session configuration remains available to SQL drivers. Document migration connection routing, multi-target migrate:fresh behavior, Laravel porting differences, and the concise package-level divergences future database work must preserve.
Capture the final architecture, implementation boundaries, Laravel compatibility decisions, migration routing behavior, performance constraints, and verification strategy for the driver-neutral database work. Record the source inventory and required regression coverage so future maintenance can understand why PDO lives in PdoConnection and how non-PDO drivers participate without compatibility shims.
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Actionable comments posted: 3
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Inline comments:
In `@src/database/src/Pool/DbPool.php`:
- Around line 119-124: Update SQLiteConnector to map the configured
connect_timeout to the SQLite driver connection options, matching the timeout
handling in MySqlConnector and PostgresConnector. Ensure pooled SQLite
connections receive the value populated by configureConnectTimeout.
In `@src/telescope/src/Watchers/QueryWatcher.php`:
- Around line 86-100: Update the named-placeholder regex in the QueryWatcher
binding replacement flow to reject matches preceded by another colon, while
continuing to replace valid :key placeholders and preserve positional-binding
behavior. Ensure PostgreSQL cast tokens such as ::jsonb are excluded from
replacement.
In `@tests/Database/DatabaseMigrationFreshCommandTest.php`:
- Around line 426-435: Reset the static prohibition state set by
FreshCommand::prohibit() after testProhibitedFreshReturnsBeforeDiscovery, using
the test class teardown lifecycle and calling parent::tearDown() as required.
Ensure FreshCommand::prohibit(false) runs even when the test fails, so later
migrate:fresh tests are not affected.
Apply the same fix in `@tests/Database/DatabaseMigrationMigrateCommandTest.php`
around lines 36 - 42: Covers leaked connection resolvers and prompt fallbacks.
Apply the same fix in `@tests/Database/DatabasePdoConnectionTest.php` around lines
53 - 54: Covers leaked PDO session configurators.
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📒 Files selected for processing (97)
src/context/src/CoroutineContext.phpsrc/context/src/NonCopyableContext.phpsrc/database/src/Concerns/ManagesTransactions.phpsrc/database/src/Connection.phpsrc/database/src/ConnectionInterface.phpsrc/database/src/Connectors/ConnectionFactory.phpsrc/database/src/Connectors/MySqlConnector.phpsrc/database/src/Connectors/PostgresConnector.phpsrc/database/src/Connectors/SQLiteConnector.phpsrc/database/src/Console/Migrations/BaseCommand.phpsrc/database/src/Console/Migrations/FreshCommand.phpsrc/database/src/Console/Migrations/MigrateCommand.phpsrc/database/src/Console/Migrations/ResetCommand.phpsrc/database/src/Console/Migrations/RollbackCommand.phpsrc/database/src/Console/Migrations/StatusCommand.phpsrc/database/src/Console/WipeCommand.phpsrc/database/src/DatabaseManager.phpsrc/database/src/Events/QueryExecuted.phpsrc/database/src/Events/StatementPrepared.phpsrc/database/src/Migrations/Migrator.phpsrc/database/src/MySqlConnection.phpsrc/database/src/PdoConnection.phpsrc/database/src/Pool/DbPool.phpsrc/database/src/Pool/PooledConnection.phpsrc/database/src/PostgresConnection.phpsrc/database/src/Query/Builder.phpsrc/database/src/Query/Processors/MySqlProcessor.phpsrc/database/src/Query/Processors/Processor.phpsrc/database/src/QueryException.phpsrc/database/src/SQLiteConnection.phpsrc/database/src/Schema/Builder.phpsrc/database/src/Schema/SqliteSchemaState.phpsrc/database/src/SessionConfigurator.phpsrc/foundation/src/Testing/Concerns/InteractsWithDatabase.phpsrc/foundation/src/Testing/DatabaseConnectionResolver.phpsrc/foundation/src/Testing/DatabaseTruncation.phpsrc/foundation/src/Testing/RefreshDatabase.phpsrc/queue/src/DatabaseQueue.phpsrc/redis/src/RedisConnection.phpsrc/support/src/Facades/DB.phpsrc/telescope/src/Watchers/QueryWatcher.phpsrc/testing/src/PHPUnit/AfterEachTestSubscriber.phptests/Context/ContextCoroutineTest.phptests/Context/ContextTest.phptests/Coroutine/CoroutineCreateFailureTest.phptests/Coroutine/ParallelTest.phptests/Coroutine/WaiterTest.phptests/Database/DatabaseConnectionFactoryTest.phptests/Database/DatabaseConnectionTest.phptests/Database/DatabaseConnectorTest.phptests/Database/DatabaseEloquentBelongsToManyCreateOrFirstTest.phptests/Database/DatabaseEloquentBuilderCreateOrFirstTest.phptests/Database/DatabaseEloquentBuilderTest.phptests/Database/DatabaseEloquentHasManyCreateOrFirstTest.phptests/Database/DatabaseEloquentHasManyThroughCreateOrFirstTest.phptests/Database/DatabaseManagerTest.phptests/Database/DatabaseMigrationFreshCommandTest.phptests/Database/DatabaseMigrationMigrateCommandTest.phptests/Database/DatabaseMigratorConnectionRoutingTest.phptests/Database/DatabaseMySqlBuilderTest.phptests/Database/DatabasePdoConnectionTest.phptests/Database/DatabaseProcessorTest.phptests/Database/DatabaseSQLiteBuilderTest.phptests/Database/DatabaseSchemaBuilderTest.phptests/Database/DatabaseSessionConfiguratorTest.phptests/Database/DatabaseSqliteSchemaStateTest.phptests/Database/DatabaseWipeCommandTest.phptests/Database/PoolFactoryTest.phptests/Database/QueryDurationThresholdTest.phptests/Database/migrations/connection_targets/2026_01_01_000000_create_analytics_probe.phptests/Database/migrations/connection_targets/2026_01_01_000001_create_reporting_probe.phptests/Database/migrations/connection_targets/2026_01_01_000002_create_context_probe.phptests/Foundation/Testing/Concerns/InteractsWithDatabaseTest.phptests/Foundation/Testing/DatabaseConnectionResolverTest.phptests/Foundation/Testing/DatabaseTruncationTest.phptests/Foundation/Testing/RefreshDatabaseTest.phptests/Integration/Database/ConnectionCoroutineSafetyTest.phptests/Integration/Database/Fixtures/Fresh/2026_01_01_000000_create_primary_fresh_probe.phptests/Integration/Database/Fixtures/Fresh/2026_01_01_000001_create_other_fresh_probe.phptests/Integration/Database/Fixtures/Fresh/2026_01_01_000002_create_missing_fresh_probe.phptests/Integration/Database/MigrationsConnectionRoutingTest.phptests/Integration/Database/PooledConnectionTest.phptests/Integration/Database/Postgres/SessionConfiguratorTest.phptests/Integration/Database/SessionConfiguratorTest.phptests/Integration/Database/Sqlite/DbPoolHeartbeatTest.phptests/Integration/Database/Sqlite/EloquentModelConnectionsTest.phptests/Integration/Database/Sqlite/InMemorySqliteSharedPdoTest.phptests/Integration/Redis/RedisProxyIntegrationTest.phptests/Queue/QueueDatabaseQueueUnitTest.phptests/Redis/RedisProxyTest.phptests/Sentry/CoroutineSafetyTest.phptests/Sentry/Features/DatabaseIntegrationTest.phptests/Sentry/Tracing/EventHandlerTest.phptests/Telescope/Watchers/QueryWatcherTest.phptests/Testbench/Databases/LazilyRefreshDatabaseFileConnectionTest.phptests/Testbench/Databases/MigrateWithHypervelMigrationsWithoutTestingPoolTest.phptests/Testing/PHPUnit/AfterEachTestSubscriberTest.php
💤 Files with no reviewable changes (4)
- src/database/src/Console/Migrations/ResetCommand.php
- src/database/src/Query/Processors/MySqlProcessor.php
- src/database/src/Console/Migrations/StatusCommand.php
- src/database/src/Console/Migrations/RollbackCommand.php
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Remove the stale per-package divergence-document workflow from upstream sync instructions. Make package READMEs the canonical location for lasting Laravel differences and docs/todo.md the durable location for worthwhile deferred work. Restrict sync.yaml notes to operational sync facts and update its header comments accordingly. No package state, release tag, or sync date changes.
Exclude PostgreSQL cast tokens and doubled question-mark operator escapes from Telescope binding substitution. The guards are fixed-width checks in the display-only formatter and do not affect query execution. Cover a cast type that is also a real named binding and the SQL shape emitted by whereJsonContainsKey(), each with a real placeholder that must still be substituted.
Record why PDO escaping must use the physical session that executed the last query. Quoting may depend on session configuration, while resolving the other endpoint can open or reconfigure it during query formatting. Keep future Laravel database updates on the correct side of the driver-neutral Connection and PDO-specific PdoConnection boundary, with dialect behavior remaining in its existing driver classes.
Explain that the migration command records history on its resolved repository connection even when individual migrations execute schema work on another connection. Place the note after migrations_connection resolution is described and avoid implying that the configurable migrations table has a fixed name.
Split the pool option reference into focused Laravel-style paragraphs while preserving the complete behavior of each setting. State that connections open on demand in the borrowing coroutine, that the managed count may fall below min_connections, and that lifetime recycling occurs only while a connection is idle or before it is reused.
Keep the implementation plan aligned with the final source and documentation after review. Record Telescope cast and operator handling, the durable PDO escaping comment, driver-neutral Laravel update routing, central migration history ownership, and precise pool lifecycle prose. Remove the superseded upstream-sync document design so the plan points future database work to the package README without creating a second sync-state surface.
binaryfire
commented
Aug 24, 2026
@coderabbitai@greptile-apps I reviewed every inline finding against the full query-formatting, migration, pool, and test-cleanup paths. Implemented:
Confirmed without a source change:
|
Tip For best results, initiate chat on the files or code changes.
The PostgreSQL placeholder fixes and focused regressions address the query-formatting findings. The migration routing behavior is correct: the command-resolved connection owns the migration repository, and migration-level connections select schema execution. The SQLite
✏️ Learnings added
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All the substantive findings are resolved cleanly. The PostgreSQL The three confirmed-without-change items are all correct:
The branch looks solid. Nothing outstanding from my side. |
binaryfire
commented
Aug 24, 2026
@coderabbitai review |
✅ Action performedReview finished.
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Hypervel requires PHP 8.4 or newer, so the older PDO construction, SQLite transaction, and model serialization branches can never run. Use the supported PHP APIs directly while preserving the existing live behavior. Use the PHP 8.4 Pdo\Mysql SSL constants throughout schema state generation, shipped configuration, documentation, and matching tests. This removes an incorrect PHP 8.5 threshold and aligns the code with current Laravel without retaining deprecated PDO aliases.
Hypervel supports PHP 8.4 and newer, where Fileinfo reports generated BMP images as image/bmp. Assert that supported behavior directly instead of retaining an unreachable PHP 8.2 fallback.
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Summary
This changes Hypervel's database connection architecture so the base
Connectionis driver- and transport-neutral. PDO support moves intoPdoConnection, and the existing SQL connections continue to use it.For existing applications, the database API remains Laravel-like. PDO-backed connections still expose the familiar PDO methods and retain the existing query, transaction, grammar, schema, and Eloquent behavior. The difference is that PDO is now one supported connection implementation rather than a requirement imposed by the base class.
Why
Laravel's database layer was designed around PDO because its supported database connections were PDO-backed. That was a reasonable boundary for the databases and PHP ecosystem it targeted.
The database landscape is broader now. Systems such as ClickHouse commonly use HTTP or native clients instead of PDO. Building these integrations on a PDO-specific base connection can require placeholder PDO objects, incomplete adapters, or custom code that bypasses framework behavior.
Hypervel is still greenfield, so it can provide a better extension point without carrying compatibility constraints from older Hypervel releases. A non-PDO driver should be able to participate in the normal connection lifecycle without pretending to be PDO-backed.
This PR does not add a ClickHouse driver. It establishes the connection contract that a ClickHouse driver, or any other non-PDO driver, can implement cleanly in a first- or third-party package.
Design
Connectioncontinues to own behavior that applies to every database connection:PdoConnectionowns the PDO-specific implementation:The existing concrete SQL connections extend
PdoConnection, so their Laravel-compatible PDO APIs remain available. A transport using HTTP, a native extension, or another client can instead extendConnectionand implement the small set of driver-owned operations directly.Pooling follows the same boundary. The pool still checks out and returns connections in the same places, but resource validation, replacement, disconnection, and transaction invalidation are owned by the driver. A non-PDO driver can therefore define what a healthy pooled resource means without manufacturing PDO state.
Escaping, last-insert IDs, server-version discovery, and session setup also go through connection contracts instead of reaching into PDO from unrelated components. This keeps Telescope, queues, testing support, and other consumers independent of the underlying transport.
Coroutine ownership
Borrowed database and Redis resources must not be inherited by a child coroutine when context is copied. This adds a
NonCopyableContextmarker alongside the existing replication contract. Context copying omits marked values atomically while continuing to copy ordinary values and replicate explicitly replicable values.Redis connections use this marker so copied sibling and detached child coroutines acquire and release their own pool checkouts rather than sharing a resource owned by another coroutine.
Migration connections
Migration commands now consistently honor per-migration connection routing through
migrations_connection:migrate:freshreports the complete destructive scope before confirmationmigrate:freshwipes every existing migration target and can create missing MySQL or PostgreSQL targets before migratingdb:wipedisconnects the active driver resources without removing the managed connection wrapper. This preserves testing lifecycle references and allows the wrapper to reconnect lazily after the wipe.Laravel compatibility and upstream maintenance
This keeps the parts that benefit from Laravel parity and changes the part that limits Hypervel:
PdoConnectionConnectionLaravel database changes still have a direct home: generic changes apply to
Connection, PDO changes apply toPdoConnection, and driver changes apply to the existing concrete connection. The split adds one clear classification step when bringing changes upstream, but does not require parallel implementations or compatibility shims.Performance
The normal query path does not add coroutine-context operations or additional resource checkouts. Existing PDO drivers still execute through the same PDO calls, and pooling retains the same checkout and return model. The new abstraction is primarily a change in ownership and class boundaries rather than additional runtime machinery.
Migration target discovery happens in console commands, outside request and query hot paths.
Verification
The change includes focused unit and integration coverage for:
composer fixpasses, including formatting, static analysis, the parallel test suite, Testbench coverage, and dogfood tests.Summary by CodeRabbit
New Features
Bug Fixes
Documentation
Tests