但是,当我在此页面中单击“编辑”或转到http://0.0.0.0:3000/categories/electronics ( ID为1的类别的段段式名称)时,我会收到以下错误:# Use callbacks to share common setup or constraints between actions.
def
SELECT ID, [Product Line], DSUM("[Qty]","[SalesData]","[Product Line] like '*Electronics*' AND [ID] <*' AND [ID] <=" & [ID]) AS RunningTotal, FROM SalesData WHERE ([Product Line]) Like '*Electronics*')Electricals Mach