This can be seen when you try to scan the left column of labels.
这一点在你需要扫视左列标签时可以表现出来。
As shown in the IXSCAN descriptor in Figure 8, the leading column of the index exploited by optimizer is PRODUCT_NUMBER, which does not provide the order required for merge scan join.
如图8的IXSCAN描述符所示，通过优化器利用的索引的领先列是PRODUCT _ NUMBER，其不为合并扫描联接提供所需的顺序。
The scan accumulates a word until a break (either the end of a row or column, or a non-letter tile) and then adds the word to all the letter cells it found along the way.
扫描会向一个单词进行累积，直到结束（或者是行或列的末尾，或者遇到非字母的块），然后将此单词添加到它寻找过程中遍历的所有字母细胞。
And DEPTNO should be listed second, allowing DB2 to do a direct index lookup on the first column (EMPNO) and then a scan on the second (DEPTNO) for the greater-than.
然后列出DEPTNO，从而允许DB 2对第一列(EMPNO)执行直接索引查找，然后针对大于号扫描第二列(DEPTNO)。
High paging indicates a lack of RAM; a high scan rate (the sr column) shows a potential memory bottleneck.
较高的分页表示缺少RAM，较高的扫描速率(sr列)显示了潜在的内存瓶颈。
To illustrate this, compare it to the predicate that is applied to the index scan numbered 5 in the plan, which is on the one and only column of the index on the child table.
为了展示这一点，将它与计划中第5号索引扫描上使用的谓词相比较，它针对子表中惟一的索引列。
Users can just scan the left column of labels up and down without being interrupted by input fields.
用户可以上下浏览标签就可以了解需要填写的数据而不会受到输入框的影响。
Next loop to scan through the first 500 rows of the first worksheet in the Lotus Symphony spreadsheet, and it looks in the first column for possible matches.
Next循环，扫描LotusSymphony电子表格的第一个工作表的前面500行，并且在第一列中查找可能的匹配。
This nuclear medicine bone scan reveals multiple areas of increased uptake, which are the darker foci, such as in the vertebral column representing metastases.
核素扫描显示多个病灶，脊柱周围颜色较深的病灶代表转移性病变。
Unsure how to begin, I thought I'd scan the personals column of my local newspaper.
但我不确定要如何起步，我想我该浏览当地报纸个人专栏。
These procedures scan all the data values in the array to determine the appropriate SQL Server data types and data lengths to use for each column in the result set.
这些过程可扫描数组中的所有数据值，以确定用于结果集中各列的相应SQLServer数据类型和数据长度。
These procedures scan all the data values in the array to determine the appropriate SQL Server data types and data lengths to use for each column in the result set.
这些过程可扫描数组中的所有数据值，以确定用于结果集中各列的相应SQLServer数据类型和数据长度。
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