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Diffstat (limited to 'guides')
| -rw-r--r-- | guides/source/active_record_basics.md | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/guides/source/active_record_basics.md b/guides/source/active_record_basics.md index a67e2924d7..b0d4bbd2c0 100644 --- a/guides/source/active_record_basics.md +++ b/guides/source/active_record_basics.md @@ -105,9 +105,9 @@ depending on the purpose of these columns. fields that Active Record will look for when you create associations between your models. * **Primary keys** - By default, Active Record will use an integer column named - `id` as the table's primary key. When using [Active Record - Migrations](active_record_migrations.html) to create your tables, this column will be - automatically created. + `id` as the table's primary key (`bigint` for Postgres and MYSQL, `integer` + for SQLite). When using [Active Record Migrations](active_record_migrations.html) + to create your tables, this column will be automatically created. There are also some optional column names that will add additional features to Active Record instances: |