# FieldListDef

Defines the fields to show.

## Properties

| Name | Description | Type |
| --- | --- | --- |
| qShowSystem | Shows the system tables if set to true.<br>Default is false. | Boolean |
| qShowHidden | Shows the hidden fields if set to true.<br>Default is false. | Boolean |
| qShowSemantic | Show the semantic fields if set to true.<br>Default is false. | Boolean |
| qShowSrcTables | Shows the tables and fields present in the data model viewer if set to true.<br>Default is false. | Boolean |
| qShowDefinitionOnly | Shows the fields defined on the fly if set to true.<br>Default is false. | Boolean |
| qShowDerivedFields | Shows the fields and derived fields if set to true.<br>Default is false. | Boolean |
| qShowImplicit | Shows the Direct Discovery measure fields if set to true.<br>Default is false. | Boolean |

## See also

[List the fields in an app](https://help.qlik.com/en-US/sense-developer/November2024/csh/engineapi/list-fields-in-app)

[FieldList](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/EngineJSONAPI/Content/models-FieldList.htm)