# Special fields

<table id="bkmrk-system-name-display-"><tbody><tr></tr><tr><th>System name</th><th>Display name</th><th>Explanation</th><th>Extra info</th></tr><tr><td>**allowMultilookupInLists**</td><td>Allow multilookup in list views</td><td>Minor performance impact</td><td> </td></tr><tr><td>**allowRecursiveDelete**</td><td>Allow recursive record deletion</td><td>Allow deletion of parent items to propagate (configure each solution)</td><td> </td></tr><tr><td>**allowRelationDuringCreation**</td><td>Create related records before save</td><td>Allow users to create new child records before the parent is submitted / created.</td><td> </td></tr><tr><td>**doSmartDateInput**</td><td>Smart date input</td><td> </td><td>[Date](https://docs.tsnocode.com/books/field-type-reference/page/date)</td></tr><tr><td>**lookupCheckKeysAllways**</td><td>Lookup always check key values</td><td> </td><td> </td></tr><tr><td>**lookupIgnoreErrors**</td><td>Lookup ignore errors</td><td> </td><td> </td></tr><tr><td>**lookupIgnoreErrorsAjax**</td><td>Lookup ignore AJAX errors</td><td> </td><td> </td></tr><tr><td>**lookupRecordSingleItemChange**</td><td>Display 1 record in lookup list changes</td><td>Lookup list elements will only display 1 reference after being set the first time</td><td> </td></tr><tr><td>**medicoCloakPersonUniqueID**</td><td>Cloak person identification data (ex. CPR)</td><td>Partially hide sensitive information when not in ITEM edit mode. Example 112233-4455 becomes 112233-XXXX.</td><td> </td></tr><tr><td>**questionaireAutostart**</td><td>Questionnaire autostart</td><td>Make sure the user cannot navigate to anything else that the first question</td><td> </td></tr><tr><td>**questionaireLastButton**</td><td>Last button in questionnaires</td><td>Display a button to navigate to questionnaires final page</td><td> </td></tr><tr><td>**questionaireLastResume**</td><td>Questionnaire missing field summary</td><td>Display missing fields on final page</td><td> </td></tr><tr><td>**questionaireProgress**</td><td>Questionnaire progress</td><td>Turns progress indication (bar/percentage/steps) on and off</td><td> </td></tr><tr><td>**questionaireProgressIcons**</td><td>Questionnaire progress: Bar</td><td>Display blue/grey arrows based on progress</td><td> </td></tr><tr><td>**questionaireProgressPercent**</td><td>Questionnaire progress: Percentage</td><td>Calculate the completion rate based on progress</td><td> </td></tr><tr><td>**questionaireProgressSteps**</td><td>Questionnaire progress: Steps</td><td>Display number of completed and leftover questions</td><td>  
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