### [Apq\.Cfg\.Database](Apq.Cfg.Database.md 'Apq\.Cfg\.Database').[DatabaseCfgSource](Apq.Cfg.Database.DatabaseCfgSource.md 'Apq\.Cfg\.Database\.DatabaseCfgSource') ## DatabaseCfgSource\(DatabaseOptions, int, bool\) Constructor 初始化 DatabaseCfgSource 实例 ```csharp public DatabaseCfgSource(Apq.Cfg.Database.DatabaseOptions options, int level, bool isPrimaryWriter); ``` #### Parameters `options` [DatabaseOptions](Apq.Cfg.Database.DatabaseOptions.md 'Apq\.Cfg\.Database\.DatabaseOptions') 数据库连接选项 `level` [System\.Int32](https://learn.microsoft.com/en-us/dotnet/api/system.int32 'System\.Int32') 配置层级,数值越大优先级越高 `isPrimaryWriter` [System\.Boolean](https://learn.microsoft.com/en-us/dotnet/api/system.boolean 'System\.Boolean') 是否为主要写入源