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How to set up to date vertica's projection data?

How to set up to date vertica's projection data?
I used the query "SELECT analyze_statistics('[table-name]')
but, when i check the data by using "select * from projection_storage", the data rows count is 0(zero)..
Plz help me.
0
Answers
Have you already inserted the data into the table before creating the projections? If so, please run the following statement.
or
https://www.vertica.com/docs/10.0.x/HTML/Content/Authoring/AdministratorsGuide/Projections/UpdatingProjectionsUsingRefresh.htm