JavaScript implementation: how to write beautiful conditional expression>>>
Different from MySQL , please check the fields displayed before from , especially the references of as naming symbols
In Oracle , single reference as’ xxx ‘ is wrong. It needs to be modified to double reference “XXX” or simply remove ‘
wrong writing:
selectt.user_nameas'name'fromusert;
correct writing:
selectt.user_nameas"name"fromusert;
selectt.user_nameasnamefromusert;