there maybe something wrong with the usage doc `#delete Column` `table.deleteColumn(colIndex)` the above instruction seems wrong ,table.deleteColumn() doesn't input parameter，the right one maybe `model. deleteColumn(colIndex)`
there maybe something wrong with the usage doc
#delete Columntable.deleteColumn(colIndex)the above instruction seems wrong ,table.deleteColumn() doesn't input parameter，the right one maybe
model. deleteColumn(colIndex)