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| author | Raimonds Simanovskis <raimonds.simanovskis@gmail.com> | 2011-01-04 17:06:33 +0200 |
|---|---|---|
| committer | Raimonds Simanovskis <raimonds.simanovskis@gmail.com> | 2011-01-04 17:06:33 +0200 |
| commit | 9c1c551f25577c01624b23bc53139c60a4fc451b (patch) | |
| tree | 5b2fc58fb944f3e84ba1cd6923361573c0f8f274 /activerecord/lib/active_record/relation | |
| parent | 40afcade0dc1450e765a91fc15a6ac6d442c9826 (diff) | |
| download | rails-9c1c551f25577c01624b23bc53139c60a4fc451b.tar.gz rails-9c1c551f25577c01624b23bc53139c60a4fc451b.tar.bz2 rails-9c1c551f25577c01624b23bc53139c60a4fc451b.zip | |
Explicitly select * from has_and_belongs_to_many association tables, simplify exists? query
Previous version (after commit 3103296a61709e808aa89c3d37cf22bcdbc5a675) was generating wrong SQL for Oracle when calling exists? method on HABTM association.
Diffstat (limited to 'activerecord/lib/active_record/relation')
| -rw-r--r-- | activerecord/lib/active_record/relation/finder_methods.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 13f55319a7..8bbc47ab75 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -171,7 +171,7 @@ module ActiveRecord def exists?(id = nil) id = id.id if ActiveRecord::Base === id - relation = select(table[primary_key]).limit(1) + relation = select("1").limit(1) case id when Array, Hash |