Having the database generate values for the primary key for a table (and by extension, any foreign key values for related tables) eliminates the burden from the application from having to do so.
A general extension to global temporary tables, which allows temporary tables that are not logged to be completely taken out of transaction control.
对全局临时表的一个通用扩展，允许没有日志记录的临时表完全脱离事务控制。
3
Ideally there will be a configuration file or database table that you can change so I would look for files with the extension "properties" or "TXT" and also look in the database tables.