77bdcf1f7f
Major project initialization and feature implementation: **Core Features:** - OPC UA client for Honeywell Experion HS R530 integration - Real-time data streaming and history data retrieval - Text-to-SQL query engine with TimeScaleDB - JSON-based node configuration system - SQLite database with migration support **Architecture:** - Clean architecture with Domain, Application, Infrastructure layers - ASP.NET Core Web API frontend - Web UI with real-time visualization - PKI-based OPC UA authentication (TLS) **Infrastructure Components:** - ExperionOpcClient: OPC UA connection management - ExperionRealtimeService: Real-time data streaming - ExperionHistoryService: Historical data queries - TextToSqlService: Natural language to SQL queries - SqlValidator: SQL injection prevention **Database:** - TimescaleDB integration (recommended) or SQLite fallback - Entity Framework Core with Extenstion methods - OPCTag, KeyValue tables for data storage **Security:** - Certificate-based OPC UA endpoint security - SSL/TLS encryption for database connections - Output param binding injection prevention **Testing:** - Unit tests for TextToSqlService and SqlValidator - Integration tests for Korean time range extraction See REVIEW_REQUEST.md for detailed code review information.
5 lines
263 B
JSON
5 lines
263 B
JSON
{
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"sql": "SELECT time_bucket('1 day', \"recorded_at\") AS bucket, last(\"value\", \"recorded_at\") AS result FROM history_table WHERE tagname = 'p-6102.hzset.fieldvalue' AND \"recorded_at\" > NOW() - INTERVAL '30 days' GROUP BY 1 ORDER BY 1",
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"limit": 1000
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}
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