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?????α??????????????????????????????????????????????е??α?????????????????????????????????????????????綽?????綽????????????????????????????????????????????????????????????????????????????綽?????????????????????????????α????????????????????????????????????????е????????????????????????????????????????????????????α???????????????????????????????????е?????????????????α?
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????????α?????????????????????????????α?????????????????for update??for read only???????α????????????μ????????
Declare cursor_name cursor
For select_statement
[for{read only|update[of colum_name_list]}]
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??????????????????
2023/3/23 14:23:39???д?ò??????????
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