What is tool box and report data in SSDT?
Tool Box: SSRS Tool box contains the different options to create the report. Toolbox either can be accessed via right click and go to “INSERT” option over report body else, it can be accessed via left hand menu options. Here user finds the visualization options.
Report Data: This is another menu in the left side of SSDT. This does not enable when you create a solution or project. It gets enabled when you create your report. This contains several options which help to customize the report. IT has the data source, data set, parameter, Images options.