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