Joshi
d8b142bb4a
添加前端Vue2项目结构，包括ElementUI集成、路由配置和API模块 实现后端FastAPI服务，包含Oracle数据库连接和PDI CRUD接口 添加OPC-UA轮询服务，支持跟踪图数据同步到Oracle 提供SQLite镜像数据库用于本地开发和快速查询 包含完整的部署脚本和文档说明
20 lines
514 B
Python
20 lines
514 B
Python
import os
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import cx_Oracle
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from dotenv import load_dotenv
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load_dotenv()
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ORACLE_DSN = os.getenv("ORACLE_DSN", "localhost:1521/ORCL")
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ORACLE_USER = os.getenv("ORACLE_USER", "pltm")
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ORACLE_PASSWORD = os.getenv("ORACLE_PASSWORD", "password")
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def get_connection() -> cx_Oracle.Connection:
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"""Return a new Oracle DB connection. Caller is responsible for closing."""
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return cx_Oracle.connect(
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user=ORACLE_USER,
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password=ORACLE_PASSWORD,
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dsn=ORACLE_DSN,
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encoding="UTF-8",
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)
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