PluginsgraphqlGCASchema ReferenceOperationsCommonDirectivesincludeOn this pageincludeDirects the executor to include this field or fragment only when the if argument is true 1directive @include( 2 if: Boolean! 3) on 4 | FIELD 5 | FRAGMENT_SPREAD 6 | INLINE_FRAGMENT Arguments if ● Boolean! non-null scalar common Included when true.