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Diffstat (limited to 'guides/source/active_record_postgresql.md')
| -rw-r--r-- | guides/source/active_record_postgresql.md | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/guides/source/active_record_postgresql.md b/guides/source/active_record_postgresql.md index a5649e3903..6c94218ef6 100644 --- a/guides/source/active_record_postgresql.md +++ b/guides/source/active_record_postgresql.md @@ -132,7 +132,8 @@ event = Event.first event.payload # => {"kind"=>"user_renamed", "change"=>["jack", "john"]} ## Query based on JSON document -Event.where("payload->'kind' = ?", "user_renamed") +# The -> operator returns the original JSON type (which might be an object), whereas ->> returns text +Event.where("payload->>'kind' = ?", "user_renamed") ``` ### Range Types |