For the query in this article, the basic statistics of the referenced tables, columns and indexes were collected, such as the table cardinality, column cardinality, an so on.

对于本文中的查询，收集了引用表、列、索引的统计数据，如表基数、列基数等等。

youdao

For the query in this article, the basic statistics of the referenced tables, columns and indexes were collected, such as the table cardinality, column cardinality, an so on.

对于本文中的查询，收集了引用表、列、索引的统计数据，如表基数、列基数等等。

youdao