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New General Hierarchical Data Source Dialog
The New General Hierarchical Data Source dialog helps you to add a general HDS into a catalog. It appears when you right-click a data source node and select New General Hierarchical Data Source from the shortcut menu the Catalog Manager.
The following are details about options in the dialog:
Class Name
Specifies the name of the entrance class that implements the HDS APIs. The class should be in the class path in the system environment.
Parameter
Specifies the parameter string that is required by the class, if any. The parameter string must match the format defined in the HDS class.
Structure
Shows the structure of the hierarchical data source.
Columns
Specifies the column settings.
- Element
Displays the column name in the selected node of table. - Selected
Specifies whether to import the column into the catalog. - Format
Specifies the format in which the column values are to be displayed in the report result. Varies for different types of data, and can be manually defined. - Type
Specifies the data type of the column. - Precision
Displays the default value for each SQL type automatically. Select the cell and modify the value if necessary. - Scale
Specifies the decimal place. - Nullable
Specifies whether the field is nullable. You have three options to choose: Nullable, No Nulls and Nullable Unknown. - Currency
Specifies whether to use the Currency type for this field or not. - Array
Specifies whether to use the Array type for this field or not.
Load Tree
Analyzes and loads data tree from the external data source file. The structure is shown in the Structure box after you select this button.
OK
Applies all changes here and closes the dialog.
Cancel
Does not retain changes and closes the dialog.
Help
Displays the help document about this feature.