AWS Data exchange between pages

howto exchange data from one page to an other? on the first page i use a form. in the method: FormPostProcess(void *theTaskDataPtr, Signed16Ptr theIndexValuesPtr) {…} I receive data from a Database using the values of the parameters from the form with: RpGetFormItem( RpGetFormBufferPtr( theTaskDataPtr ) , “Data”, theValue ); then the results from the database I want to show on the response page. But how can I exchange the Data from this Function to the other get Function from the respomnse page? Thanks for help! Lübbers