| Class | Description |
![Class](template/packages/core-dotnet/images/Class.png) | BaseTable | Represents a DataEngine base table, that is, a table filled with rows imported from data source(s). |
![Class](template/packages/core-dotnet/images/Class.png) | Column | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnCondition | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnCopy | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnDerived | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnOp | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnOpCustom | |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnOpCustomBase | |
![Class](template/packages/core-dotnet/images/Class.png) | ColumnOpCustomGroup | |
![Class](template/packages/core-dotnet/images/Class.png) | Columns | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | Condition | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | CondValue | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | CondValues | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | Connector | Base class for ComponentOne DataEngine data connectors. |
![Class](template/packages/core-dotnet/images/Class.png) | DbConnector | Connector for importing data to a DataEngine table from a database. |
![Class](template/packages/core-dotnet/images/Class.png) | JoinColumns | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | JoinQuery | Represents a DataEngine query joining a main table with one or more linked tables. |
![Class](template/packages/core-dotnet/images/Class.png) | LicenseManager | Allows the users to set a license in the Key property. |
![Class](template/packages/core-dotnet/images/Class.png) | ObjectConnector<T> | Connector for importing data to a DataEngine table from an arbitrary IEnumerable. |
![Class](template/packages/core-dotnet/images/Class.png) | Op | Class used in specifying queries. See "DataEngine queries" for explanations of how queries are created and executed. |
![Class](template/packages/core-dotnet/images/Class.png) | Query | Represents a DataEngine query, that is, a table filled with rows computed by DataEngine from one or more base tables by applying query operations. |
![Class](template/packages/core-dotnet/images/Class.png) | Table | Base class for BaseTable and Query. |
![Class](template/packages/core-dotnet/images/Class.png) | UnsupportedTypeException | Exception for unsupported types in DbConnector. |
![Class](template/packages/core-dotnet/images/Class.png) | Values | |
![Class](template/packages/core-dotnet/images/Class.png) | Workspace | Provides access to the ComponentOne DataEngine. |