Modifying an Existing Data Source

Using the Data Source Editor you can modify the existing Data Source in the project. The Data Source Editor has three sections.

  • Data Source Configuration: Here you can modify the basic details, such as name of the data source, description, delimiter and other details. If you have given any cross reference to the data source then the Data Source Configuration will appear in read only mode.
  • Attributes: All the attributes of data source can be viewed and modified in this section. Click to add new attributes. Attribute names cannot be more than 28 characters and must contain only ASCII (A-Z, a-z, 0-9, _). Attribute Position, Type and Length are set after finishing data source creation wizard. Delimited Data Source attribute data type is predicted on data source file column data. Data Type can be further changed from the Type column in attribute table. To delete an attribute select the checkbox corresponding to the attribute and Click .
  • Data Source Preview: Here you can preview the initial few lines of the Data Source files. Color scheme is imposed on data according to data type in Data Source preview. The following color is used:
    • Blue : String,
    • Green: Integer
    • Magenta: Boolean
    • Red: Error in data
Note: Data preview line can be configured from Preview Lines preference property (Default value is 50). Preview line property can be accessed from Studio menu Windows->Preferences->Repository Designer->Data Source Editor.