Added check on results form

src/FACT_jobs.jl

@@ -138,6 +138,11 @@ function eu_lfs(conn::MySQL.Connection, selection::Dict)
         query = "SELECT Nace as industry, ((EmpTh_Q1+EmpTh_Q2+EmpTh_Q3+EmpTh_Q4)/4)*1000 as jobs FROM LFS WHERE Year = $year AND GeoID = '$id';"
         # execute
         result = query_connection(conn, query)
+        if !("industry" in names(result))
+            println("No data returned for query with GeoID = $full_id and Year = $year and AND Agglvl_code = $agglvl_code.")
+           # Initialize `result` with the expected columns but no rows
+           #result = DataFrame(industry = String[], jobs = Float64[], geo_id = String[], agg_level = Int[])
+        end
         # add geo_id col
         result[!, :geo_id] = fill(id, nrow(result))
         # add agg level