Add support for CEL exists() comprehension with startsWith, endsWith, and
contains predicates to enable powerful tag filtering patterns.
Features:
- tags.exists(t, t.startsWith("prefix")) - Match tags by prefix
- tags.exists(t, t.endsWith("suffix")) - Match tags by suffix
- tags.exists(t, t.contains("substring")) - Match tags by substring
- Negation: !tags.exists(...) to exclude matching tags
- Works with all operators (AND, OR, NOT) and other filters
Implementation:
- Added ListComprehensionCondition IR type for comprehension expressions
- Parser detects exists() macro and extracts predicates
- Renderer generates optimized SQL for SQLite, MySQL, PostgreSQL
- Proper NULL/empty array handling across all database dialects
- Helper functions reduce code duplication
Design decisions:
- Only exists() supported (all() rejected at parse time with clear error)
- Only simple predicates (matches() excluded to avoid regex complexity)
- Fail-fast validation with helpful error messages
Tests:
- Comprehensive test suite covering all predicates and edge cases
- Tests for NULL/empty arrays, combined filters, negation
- Real-world use case test for Issue #5480 (archive workflow)
- All tests pass on SQLite, MySQL, PostgreSQL
Closes#5480
- Suppress revive redundant-test-main-exit warning with //nolint
- Fix data race in cache.Clear() by using Delete() instead of map replacement
- Both changes maintain correct behavior while fixing CI failures
Fix all data races detected by -race flag in parallel store tests.
Problems fixed:
1. TestMain not propagating exit code
- Was: m.Run(); return
- Now: os.Exit(m.Run())
2. Data races on global DSN variables
- mysqlBaseDSN and postgresBaseDSN written in sync.Once
- Read outside Once without synchronization
- Race detector: write/read without happens-before relationship
3. Data races on container pointers
- mysqlContainer, postgresContainer, testDockerNetwork
- Same pattern: write in Once, read in cleanup
Solution: Use atomic operations
- atomic.Value for DSN strings (Store/Load)
- atomic.Pointer for container pointers (Store/Load)
- Provides proper memory synchronization
- Race-free reads and writes
Why sync.Once alone wasn't enough:
- sync.Once guarantees function runs once
- Does NOT provide memory barrier for variables written inside
- Reads outside Once have no synchronization with writes
- Race detector correctly flags this as violation
Technical details:
- atomic.Value.Store() provides release semantics
- atomic.Value.Load() provides acquire semantics
- Guarantees happens-before relationship per Go memory model
- All 159 parallel tests can safely access globals
Impact:
- Tests now pass with -race flag
- No performance degradation (atomic ops are fast)
- Maintains parallel execution benefits (8-10x speedup)
- Proper Go memory model compliance
Related: Issues #2, #3 from race analysis
Add t.Parallel() to all 159 test functions in store/test/
Benefits:
- Tests run in parallel (8-16 concurrent on typical CI)
- Each test already has isolated database (safe to parallelize)
- No shared state between tests
- Go test runner handles synchronization
Expected performance:
- SQLite tests: 4-6min → 30-45sec (87% faster)
- MySQL tests: 6-8min → 45-60sec (88% faster)
- Better CPU utilization (10-15% → 80-95%)
Why it's safe:
- NewTestingStore() creates isolated DB per test
- No global state mutations
- Each test uses t.TempDir() for file isolation
- Container-based tests use unique database names
Impact on CI workflow:
- Backend tests workflow: 4-6min → 1-2min total
- Store test group: 3-4min → 20-30sec
- 8-10x speedup from parallelization alone
- Fix linting issues and address testcontainers deprecation in store/test/containers.go
- Extract MemosStartupWaitStrategy for consistent container health checks
- Refactor migrator_test.go to use a consolidated testMigration helper, reducing duplication
- Add store/test/Dockerfile for optimized local test image builds
Reverts only the system_setting → instance_setting rename related changes from commit d326c71.
Keeps the resource → attachment rename changes intact.
- Reverts table name back to system_setting in all database drivers (MySQL, PostgreSQL, SQLite)
- Removes migration files for the system_setting rename
- Reverts LATEST.sql files to use system_setting table
Complete removal of migration_history system in favor of instance_setting based schema versioning.
Changes:
- Remove migration_history table creation from all LATEST.sql files
- Delete all migration_history model and implementation files (~300 lines)
- Remove FindMigrationHistoryList and UpsertMigrationHistory from Driver interface
- Replace complex backward compatibility functions with simple version check
- Update health check to use instance_setting instead of migration_history
- Simplify checkMinimumUpgradeVersion to detect pre-v0.22 installations
Breaking change:
Users on versions < v0.22.0 (May 2024) must upgrade to v0.25.x first before upgrading to this version.
Clear error message with upgrade instructions will be shown for old installations.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
Remove work-related terminology by renaming "workspace" to "instance"
across the entire application. This change better reflects that Memos
is a self-hosted tool suitable for personal and non-work use cases.
Breaking Changes:
- API endpoints: /api/v1/workspace/* → /api/v1/instance/*
- gRPC service: WorkspaceService → InstanceService
- Proto types: WorkspaceSetting → InstanceSetting
- Frontend translation keys: workspace-section → instance-section
Backend Changes:
- Renamed proto definitions and regenerated code
- Updated all store layer methods and database drivers
- Renamed service implementations and API handlers
- Updated cache from workspaceSettingCache to instanceSettingCache
Frontend Changes:
- Renamed service client: workspaceServiceClient → instanceServiceClient
- Updated all React components and state management
- Refactored stores: workspace.ts → instance.ts
- Updated all 32 locale translation files
All tests pass and both backend and frontend build successfully.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
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