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| author | Ryuta Kamizono <kamipo@gmail.com> | 2019-03-09 20:50:53 +0900 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-03-09 20:50:53 +0900 |
| commit | 9175a4453298b97b6b0b6e144c5a45f94abbdc18 (patch) | |
| tree | f9064abb9c0579d53e77884d4fa63d9a4bbb73bb /activerecord/lib/active_record | |
| parent | b7fa01bb2fb14ea96e3274b7a0a03d7ba23eb1bd (diff) | |
| parent | 02441e8f1726efaa69e2683702652ed343692b6c (diff) | |
| download | rails-9175a4453298b97b6b0b6e144c5a45f94abbdc18.tar.gz rails-9175a4453298b97b6b0b6e144c5a45f94abbdc18.tar.bz2 rails-9175a4453298b97b6b0b6e144c5a45f94abbdc18.zip | |
Merge pull request #35531 from boblail/issue-35519
Update documentation on upsert_all so that it is correct for Postgres
[ci skip]
Diffstat (limited to 'activerecord/lib/active_record')
| -rw-r--r-- | activerecord/lib/active_record/persistence.rb | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index ba2ac7908e..29d727477d 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -243,11 +243,15 @@ module ActiveRecord # # ==== Examples # - # # Insert multiple records, performing an upsert when records have duplicate ISBNs + # # Given a Unique Index on books.isbn and the following record: + # Book.create!(title: 'Rework', author: 'David', isbn: '1') + # + # # Insert multiple records, allowing new records with the same ISBN + # # as an existing record to overwrite the existing record. # # ('Eloquent Ruby' will overwrite 'Rework' because its ISBN is duplicate) # Book.upsert_all([ - # { title: 'Rework', author: 'David', isbn: '1' }, - # { title: 'Eloquent Ruby', author: 'Russ', isbn: '1' } + # { title: 'Eloquent Ruby', author: 'Russ', isbn: '1' }, + # { title: 'Clean Code', author: 'Robert', isbn: '2' } # ], # unique_by: { columns: %w[ isbn ] }) # |