Activity › Forums › Salesforce® Discussions › Can we use inner query in Map collection in Salesforce? If yes then how it works? Salesforce® Discussions Can we use inner query in Map collection in Salesforce? If yes then how it works? Posted by Udit on January 28, 2020 at 1:13 PM Can we use inner query in Map collection in Salesforce? Kirandeep replied 6 years, 3 months ago 2 Members · 1 Reply 1 Reply Kirandeep Member February 4, 2020 at 2:53 PM Yes can we use inner query in Map collection in Salesforce. Log In to reply. Public All Members My Connections Only Me PublicAll MembersMy ConnectionsOnly Me Public All Members My Connections Only Me