Patch #33367
Use more efficient "exists?" instead of "first" in tests when checking the existence of rows
| Status: | Closed | Start date: | ||
|---|---|---|---|---|
| Priority: | Normal | Due date: | ||
| Assignee: |  Go MAEDA | % Done: | 0% | |
| Category: | Code cleanup/refactoring | |||
| Target version: | 4.2.0 |
Description
When you check if any row exists, using exists? that does not return ActiveRecord objects is more efficient than using first.
The attached patch replaces first with exists?.
use-exists-instead-of-first.patch 
(6.67 KB)
Associated revisions
Use more efficient "exists?" instead of "first" in tests when checking the existence of rows (#33367).
Patch by Go MAEDA.
History
#1
Updated by Go MAEDA about 1 month ago
- Subject changed from Use more efficient "exists?" instead of "first” in tests when checking the existence of rows to Use more efficient "exists?" instead of "first" in tests when checking the existence of rows