Database Features

In this chapter, you begin to construct the Employee window of the employdb application by defining data sources and database-specific gadgets. You will also use a memory data source, a form, and various operations to establish selection and display criteria.

In this chapter, you will perform these operations:

Defining the EMP_DS SQL Data Source

Connecting a Table Gadget to the EMP_DS Data Source

Using Selection and Display Criteria

Defining the STATUS_MDS Memory Data Source

Connecting a Table Gadget to the STATUS_MDS Data Source

Mapping Cells Between Data Sources

Defining the DEPT_DS SQL Data Source

Connecting a Table Gadget to the DEPT_DS Data Source

Mapping and Formatting the Cells

Defining a Form, which consists of data-source-aware gadgets, and connect it to the DEPT_DS Data Source

Using Parameters to Link Data Sources.