Creating Queries and Custom Operations

Use

A query is a data retrieval operation that is modeled by applying detailed selection criteria; a custom operation is a service operation for validations, business logic, and that like that must be coded manually.

Prerequisites

You have created data objects to use in your query or custom operation.

More information: Creating the Data Model

Procedure

1. Create a Service

More information: Creating a Service

2. Model the Query or Custom Operation

  • You define the parameters for your query.

    More information: Modeling a Query

  • You define the parameters for your custom operation and provide code for its implementation.

    More information: Modeling a Custom Operation