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| author | Godfrey Chan <godfreykfc@gmail.com> | 2014-07-15 09:08:31 -0700 |
|---|---|---|
| committer | Godfrey Chan <godfreykfc@gmail.com> | 2014-07-15 09:08:31 -0700 |
| commit | da6472c916be5645ea4d761e7cbf44d486ca07a8 (patch) | |
| tree | 541e3e505692e1f165e14f5506e6bb83db851fa9 /guides/source/upgrading_ruby_on_rails.md | |
| parent | cd809fd8ce920b27f813b56907e9a603a2b91839 (diff) | |
| download | rails-da6472c916be5645ea4d761e7cbf44d486ca07a8.tar.gz rails-da6472c916be5645ea4d761e7cbf44d486ca07a8.tar.bz2 rails-da6472c916be5645ea4d761e7cbf44d486ca07a8.zip | |
Document the change in `nil` handling for serialized attributes
Also updated the test case to reflect that
Diffstat (limited to 'guides/source/upgrading_ruby_on_rails.md')
| -rw-r--r-- | guides/source/upgrading_ruby_on_rails.md | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md index 36cd505977..b3e4505fc0 100644 --- a/guides/source/upgrading_ruby_on_rails.md +++ b/guides/source/upgrading_ruby_on_rails.md @@ -52,6 +52,11 @@ Upgrading from Rails 4.1 to Rails 4.2 NOTE: This section is a work in progress. +### Serialized attributes + +When assigning `nil` to a serialized attribute, it will be saved to the database +as `NULL` instead of passing the `nil` value through the coder (e.g. `"null"` +when using the `JSON` coder). Upgrading from Rails 4.0 to Rails 4.1 ------------------------------------- |