编辑：我指的是滚动条的黄色和绿色区域.
Blue - sql keywords - query specification components Pink - Functions Grey - sql predicates Black - table/column names/aliases
左侧,行号旁边的彩色条显示在打开文件后已更改的行旁边：
Yellow - Changed lines that have not been saved Green - Changed lines have already been saved
