Drupal：模块更新更改数据库表

Question

Please give a little tour on how to write module updates to provide altering of existing database tables. How to do this?

Sultan

Answer 1

See this guide on drupal.org. It is a good overview of how to do it.

Answer 2

Jurgason的回答很好-我只补充说hook_install函数也应该包含所有更新，因为在全新安装模块时，Drupal不会运行更新函数，它假定它们已包含在架构中。