mysql - 数据库中的引擎和表的引擎的区别在哪？

Answer 1

Okay, no impact. If the table does not specify an engine then the database's engine setting is used, nothing more.
Similarly, there are character set settings, database > table > fields, if not, follow the superior settings.

Answer 2

Priorities are inconsistent. Similar to the relationship between local variables and global variables.

Answer 3

The difference between the default engine and the specified engine