update cursor 中文意思是什麼
update cursor
解釋
更新游標-
After for update of. sql server implicitly converts the cursor to another type if clauses in
中的子句與所請求的游標類型的功能有沖突,則sql server會將游標隱式轉換為其他類型。 -
Lists scenarios in which you might or might not be able to update results obtained through an updatable keyset - driven cursor
列出您能夠更新(或不能夠更新)通過可更新鍵集驅動游標獲得的結果的情形。 -
Method will throw an exception with the message, " the result set has no current row. " the jdbc specification states that an exception arises when an update method is called for a column of a cursor that is concur read only
方法將引發異常,並顯示消息「 resultset沒有當前行」 。 jdbc規范聲明對游標為concur _ read _ only的列調用更新方法時會引發異常。 -
A positioned update using a where current of clause updates the single row at the current position of the cursor
使用where current of子句的定位更新將在游標的當前位置更新單行。
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