# Class QueryDefinition OptimaJet.Workflow.Oracle.Models.QueryDefinition Definition of query Namespace: [OptimaJet.Workflow.Oracle.Models](https://api.workflowengine.io/oracle/OptimaJet.Workflow.Oracle.Models/) ```csharp public class QueryDefinition ``` ## Properties `public string Query { get; set; }` Query text `public List Parameters { get; set; }` Query parameters [Previous Migration90WorkflowProcessTimer](https://api.workflowengine.io/oracle/OptimaJet.Workflow.Oracle.Migrations/Migration90WorkflowProcessTimer/) [Next WorkflowForm](https://api.workflowengine.io/oracle/OptimaJet.Workflow.Oracle.Models/WorkflowForm/)