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| author | Ryuta Kamizono <kamipo@gmail.com> | 2019-02-11 16:08:00 +0900 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-02-11 16:08:00 +0900 |
| commit | 825d70b4069df3411b77636c98ca668292bbc03a (patch) | |
| tree | f05bcb58f74291569a9cbfb860cadb6d63689cc0 /guides/source/active_record_migrations.md | |
| parent | d87afbf46f87a7fb8e9fef5c1b8422cdf386f4cb (diff) | |
| parent | 2328331f7902195139a1a7794f86f96432fcf30d (diff) | |
| download | rails-825d70b4069df3411b77636c98ca668292bbc03a.tar.gz rails-825d70b4069df3411b77636c98ca668292bbc03a.tar.bz2 rails-825d70b4069df3411b77636c98ca668292bbc03a.zip | |
Merge pull request #35212 from kamipo/sqlite3_foreign_key
SQLite3: Implement `add_foreign_key` and `remove_foreign_key`
Diffstat (limited to 'guides/source/active_record_migrations.md')
| -rw-r--r-- | guides/source/active_record_migrations.md | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/guides/source/active_record_migrations.md b/guides/source/active_record_migrations.md index 905c76e5c1..2c1796c464 100644 --- a/guides/source/active_record_migrations.md +++ b/guides/source/active_record_migrations.md @@ -496,9 +496,6 @@ NOTE: Active Record only supports single column foreign keys. `execute` and `structure.sql` are required to use composite foreign keys. See [Schema Dumping and You](#schema-dumping-and-you). -NOTE: The SQLite3 adapter doesn't support `add_foreign_key` since SQLite supports -only [a limited subset of ALTER TABLE](https://www.sqlite.org/lang_altertable.html). - Removing a foreign key is easy as well: ```ruby |