因为 IXF 格式没有用定界符分隔列和行,所以数据中可以使用任何字符。
Since IXF format does not require delimiters to separate columns and rows, any characters can be used in data.
在DB 2 9.7中,行压缩(也称为深度压缩)通过把跨行重复出现的值模式替换为更短的符号字符串来压缩数据行。
In DB2 9.7, row compression, also referred to as deep compression, compresses data rows by replacing patterns of values that repeat across rows with shorter symbol strings.
在处理字符串值时,向元素添加数据和将元素附加为行的子元素是非常直观的,如清单12所示。
Adding data to the element and appending the element as a child of the row is straightforward when working with string values, as in Listing 12.
应用推荐