CakePHP 3ではデータソース設定にprefixを指定できない
CakePHP 3からは、Datasource設定でprefixの指定ができなくなっています。 マニュアルを見ても設定オプションにprefixがない。 Database Basics — CakePHP Cookbook 3.x documentation ...
Datasource
CakePHP 3では識別子がクォートされなくなっている
New ORM Upgrade Guide — CakePHP Cookbook 3.x documentation Identifier Quoting Disabled by Default In the past CakePHP has always quoted identifiers. Parsing SQL snippets and attempting to quote identifiers was both error prone and expensive. If you are following the conventions CakePHP sets out, the cost of identifier quoting far outweighs any benefit it provides. Because of this identifier quoting has been disabled by default in 3.0. ...