Constraint was enabled without checking existing rows ; therefore , the constraint may not hold for all rows 启用约束时未检查现有行，因此可能不是所有行都适用该约束。
Opens a text file , reads all lines of the file into a string array , and then closes the file 打开一个文本文件，将文件的所有行都读入一个字符串数组，然后关闭该文件。
It scans each input line , and most of the time , each input line is simply echoed to stdout 它会扫描每一个输入行，而且在大多数时间里，每个输入行都只是回显到标准输出。
However , from the number of rows returned by the update , you can see that not all rows were processed 的条件。但是，从更新后返回的行数可以看出并非所有行都得到处理。
The urban and rural markets have been brisk , and there has been an ample supply of goods . the quality of 城乡市场繁荣，商品供应充裕，居民生活质量提高，衣食住用行都有较大改善。
Repeat steps b through e in section 6 . 1 create a table to display user information above , but this time specify the value of 部分中的步骤b至e ，但这一次为start行和end行都指定值
Describes how a column can be set to automatically increment numerical values to ensure a unique column value per row 说明如何将列设置为自动递增数值，以确保每行都有唯一的列值。
This human - readable file contains a list of addresses - one per line , each with a prefix character 这个人们可以读取的文件中包含了一系列地址信息每行一个地址，每行都有一个前缀字符。
Both of these tools do a nice job on the modification to line 33 , showing exactly which part of the line was changed 这些工具对修改第33行都做了一件好事，他们都显示了这行发生了变化。
After a data page has been read from disk , all the rows on the data page are used to update the statistical information 从磁盘读取一个数据页后，该数据页上的所有行都被用来更新统计信息。
