These tasks fall into two categories, data definition statements and data manipulation statements, which are described in the following table.

 
  • 上述任務(wù)可以分為兩類(lèi):數據定義語(yǔ)句和數據操作語(yǔ)句,下表對這兩類(lèi)語(yǔ)句進(jìn)行了說(shuō)明。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan