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-rw-r--r--guides/source/active_record_querying.md6
1 files changed, 6 insertions, 0 deletions
diff --git a/guides/source/active_record_querying.md b/guides/source/active_record_querying.md
index f8c64cbd0c..f7ea72b68d 100644
--- a/guides/source/active_record_querying.md
+++ b/guides/source/active_record_querying.md
@@ -257,6 +257,12 @@ It is equivalent to writing:
Client.where(first_name: 'Lifo').take
```
+The SQL equivalent of the above is:
+
+```sql
+SELECT * FROM clients WHERE (clients.first_name = 'Lifo') LIMIT 1
+```
+
The `find_by!` method behaves exactly like `find_by`, except that it will raise `ActiveRecord::RecordNotFound` if no matching record is found. For example:
```ruby