How to display parent field value in lightning:datatable in Salesforce Lightning Component
Component:<aura:component implements="force:appHostable" controller="ContactController"> <aura:attribute type="Contact[]" name="contactList"/> <aura:attribute name="mycolumns" type="List"/> <aura:handler name="init" value="{!this}" action="{!c.init}"/> <lightning:datatable data="{! v.contactList }" columns="{! v.mycolumns }" keyField="Id" hideCheckboxColumn="true" ....