日期:
来源:雅诚德英语网
This happens if the cursor has an ORDER BY clause that USES an existing index (a work table is not created).
如果游标有使用现有索引的ORDERBY子句(不必创建工作表),会发生这种情况。
This happens if the cursor has an ORDER BY clause that USES an existing index (a work table is not created).
如果游标有使用现有索引的ORDERBY子句(不必创建工作表),会发生这种情况。