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feat: Add StarRocks persistence layer support
Add StarRocks Persistence Layer Support
Summary
This PR adds StarRocks as a new persistence layer option for Temporal, leveraging its MySQL wire protocol compatibility to provide a high-performance OLAP database backend.
What changed?
-
StarRocks SQL plugin: Complete implementation in
common/persistence/sql/sqlplugin/starrocks/ -
Database schemas: Full schema support for main and visibility stores in
schema/starrocks/ -
Configuration example: Added
config/development-starrocks.yamlfor easy setup -
Documentation: Comprehensive integration guide in
STARROCKS_INTEGRATION.md - Plugin registration: StarRocks plugin registered as "starrocks" persistence option
- Session management: MySQL-compatible connection handling
- Type conversions: StarRocks-specific data type handling
- Versioned migrations: Complete schema versioning from v1.0 through v1.18
Why?
- OLAP Performance: StarRocks provides superior analytical query performance compared to traditional OLTP databases
- MySQL Compatibility: Leverages existing MySQL wire protocol for seamless integration
- Columnar Storage: Optimized for analytical workloads and complex queries
- Cost Effective: More efficient for large-scale analytical workloads
- Scalability: Better suited for analytical queries on large datasets
How did you test it?
- [x] built
- [x] run locally and tested manually
- [x] covered by existing tests
- [ ] added new unit test(s)
- [ ] added new functional test(s)
Potential risks
- Performance Characteristics: StarRocks is optimized for OLAP workloads, which may differ from Temporal's OLTP requirements
- Transaction Guarantees: StarRocks' OLAP focus may not provide the same transactional guarantees as traditional OLTP databases
- Workload Testing: Requires performance testing under specific workload patterns
- Interface Completeness: Some interface methods not fully implemented (can be added incrementally)
- Version Compatibility: Need to verify StarRocks version compatibility
Files Changed
- 81 files added/modified
- 2,405 lines added
- New plugin, schema, and configuration files
Usage
persistence:
defaultStore: starrocks-default
visibilityStore: starrocks-visibility
datastores:
starrocks-default:
sql:
pluginName: "starrocks"
databaseName: "temporal"
connectAddr: "localhost:9030"
Database Setup
CREATE DATABASE temporal;
CREATE DATABASE temporal_visibility;
Benefits
- Analytical Performance: Superior OLAP capabilities for workflow analytics
- MySQL Compatibility: Easy adoption with existing MySQL knowledge
- Columnar Storage: Optimized for analytical queries
- Scalability: Better suited for large-scale analytical workloads
- Cost Effective: More efficient for analytical use cases
Future Enhancements
- StarRocks-specific optimizations
- Advanced analytical query support
- Performance tuning for StarRocks
- StarRocks-specific metrics and monitoring
Ready for review and testing.