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| author | Ryuta Kamizono <kamipo@gmail.com> | 2018-10-27 23:20:13 +0900 |
|---|---|---|
| committer | Ryuta Kamizono <kamipo@gmail.com> | 2018-10-27 23:20:13 +0900 |
| commit | 09b7308c48c601efbfc7b445068f1fb0f748be3e (patch) | |
| tree | e72bcf34292e5e9f1d62f08b6bbb5d7dc2f1370c /guides/source/documents.yaml | |
| parent | 7fae9ba0544c092ecca7fac0856766a3c8100bcc (diff) | |
| download | rails-09b7308c48c601efbfc7b445068f1fb0f748be3e.tar.gz rails-09b7308c48c601efbfc7b445068f1fb0f748be3e.tar.bz2 rails-09b7308c48c601efbfc7b445068f1fb0f748be3e.zip | |
`exists?` with string argument is not invalid type
Any type can be a primary key, so blank string is also valid value.
Closes #26356.
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