drop column的意思
drop column中文翻譯:
刪除列
相似詞語短語
box column───[建]箱形柱;箱柱
agony column───私事廣告欄(報刊上登載的尋人、尋物、離婚等啟事的)
short column───[建]短柱
control column───控制桿,操縱桿;駕駛柱,[航]駕駛桿
box columns───[建]箱形柱;箱柱
drop cannon───投擲加農炮
drop cloth───n.防塵布,(美)(裝修、油漆房間時罩在家具、地板上的)罩單
drop cookie───刪除cookie
drop out───退出;退學;脫離
雙語使用場景
Dropping a column, using the new DROP column clause.───使用新的DROP column子句刪除列。
OLTP compression-drop column is supported, but internally the database sets the column UNUSED to avoid long-running decompression and recompression operations.───oltp壓縮也是不支持列刪除,但是我們可以把列設置為unused的,避免解壓縮和重新壓縮操作隊它的影響。
Restrictions and usage notes on DROP column.───DROP COLUMN的限制和使用說明。
You know -- you can incrementally checkpoint the drop column command as it is going along.───你可以在刪除的時候增加檢查點。
Drag and drop column headings to change the left-to-right order in which the columns appear.───拖放列標題改變所顯示的列的左右順序。
Dropping a column, using the new DROP COLUMN clause.───使用新的DROPCOLUMN子句刪除列。
Alter table parenttable drop column consname cascade constraints;───外健約束中父表及相關約束的級聯刪除;
Restrictions and usage notes on DROP COLUMN───DROPCOLUMN的限制和使用說明
Alter Table Student drop column stuOther --───修改表中的一列
英語使用場景
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