... column number reference 列编号索引 column number mode 列号模式 number column 号码行 ...
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这个号码将用于作为分区映射的一个索引,以选择那一行所在的数据库分区。
That number is used as an index into the partitioning map to select the database partition for that row.
第5行执行匹配,把现在仅含数字的电话号码与模式进行比较。
Line 5 performs the match, comparing the now digits-only phone number to the pattern.
电话号码簿、字典甚至烹饪书和课本都可能会加入这一行列。
Telephone directories and dictionaries, and probably cookbooks and textbooks, will all fall into this category.
It's just taken out of the reading of lecture notes.
只需要记录下阅读文献的号码就行。
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