function readOnly(count){ }
Starting November 20, the site will be set to read-only. On December 4, 2023,
forum discussions will move to the Trailblazer Community.
+ Start a Discussion
yaswanth kumaryaswanth kumar 

how many objects does a report can have

RamuRamu (Salesforce Developers) 
May be it is not report but reporttype. A report type can have a maximum of 4 objects.

For more information on the limits, you may refer to the below articles

https://help.salesforce.com/HTViewHelpDoc?id=reports_report_type_objects.htm&language=en_US

https://help.salesforce.com/HTViewHelpDoc?id=reports_report_type_guidelines.htm&language=en_US
Virendra ChouhanVirendra Chouhan
If you are asking about Report then check this link-
https://help.salesforce.com/HTViewHelpDoc?id=reports_report_type_guidelines.htm&language=en_US (https://help.salesforce.com/HTViewHelpDoc?id=reports_report_type_guidelines.htm&language=en_US)