Postgresql 中文操作指南
12.11. Limitations #
PostgreSQL 文本搜索功能的当前限制是:
The current limitations of PostgreSQL’s text search features are:
为了比较,PostgreSQL 8.1 文档包含 10,441 个唯一单词,共 335,420 个单词,并且最频繁的单词“postgresql”在 655 个文档中被提到了 6,127 次。
For comparison, the PostgreSQL 8.1 documentation contained 10,441 unique words, a total of 335,420 words, and the most frequent word “postgresql” was mentioned 6,127 times in 655 documents.
另一个示例——PostgreSQL 邮件列表存档包含 461,020 条消息,其中有 910,989 个唯一单词和 57,491,343 个语素。
Another example — the PostgreSQL mailing list archives contained 910,989 unique words with 57,491,343 lexemes in 461,020 messages.