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author | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2014-02-18 13:48:26 -0300 |
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committer | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2014-02-18 13:49:31 -0300 |
commit | fc641a1a5b2162530482697bc1fec2a6d4ca1d5c (patch) | |
tree | c6873a64e84a2c43809444ef792f61207bcb3461 /guides/source/active_record_querying.md | |
parent | 967a6dc8985ee5d9956b23ba23f0f9d39a0c07d9 (diff) | |
download | rails-fc641a1a5b2162530482697bc1fec2a6d4ca1d5c.tar.gz rails-fc641a1a5b2162530482697bc1fec2a6d4ca1d5c.tar.bz2 rails-fc641a1a5b2162530482697bc1fec2a6d4ca1d5c.zip |
Don't use `# =>` when it is not the expression values
[ci skip]
Diffstat (limited to 'guides/source/active_record_querying.md')
-rw-r--r-- | guides/source/active_record_querying.md | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/guides/source/active_record_querying.md b/guides/source/active_record_querying.md index 6f02da3423..4900f176a6 100644 --- a/guides/source/active_record_querying.md +++ b/guides/source/active_record_querying.md @@ -707,7 +707,7 @@ You can additionally unscope specific where clauses. For example: ```ruby Post.where(id: 10, trashed: false).unscope(where: :id) -# => SELECT "posts".* FROM "posts" WHERE trashed = 0 +# SELECT "posts".* FROM "posts" WHERE trashed = 0 ``` A relation which has used `unscope` will affect any relation it is @@ -715,7 +715,7 @@ merged in to: ```ruby Post.order('id asc').merge(Post.unscope(:order)) -# => SELECT "posts".* FROM "posts" +# SELECT "posts".* FROM "posts" ``` ### `only` @@ -1242,7 +1242,7 @@ class User < ActiveRecord::Base end User.active.inactive -# => SELECT "users".* FROM "users" WHERE "users"."state" = 'active' AND "users"."state" = 'inactive' +# SELECT "users".* FROM "users" WHERE "users"."state" = 'active' AND "users"."state" = 'inactive' ``` We can mix and match `scope` and `where` conditions and the final sql @@ -1250,7 +1250,7 @@ will have all conditions joined with `AND`. ```ruby User.active.where(state: 'finished') -# => SELECT "users".* FROM "users" WHERE "users"."state" = 'active' AND "users"."state" = 'finished' +# SELECT "users".* FROM "users" WHERE "users"."state" = 'active' AND "users"."state" = 'finished' ``` If we do want the `last where clause` to win then `Relation#merge` can @@ -1258,7 +1258,7 @@ be used. ```ruby User.active.merge(User.inactive) -# => SELECT "users".* FROM "users" WHERE "users"."state" = 'inactive' +# SELECT "users".* FROM "users" WHERE "users"."state" = 'inactive' ``` One important caveat is that `default_scope` will be prepended in @@ -1272,13 +1272,13 @@ class User < ActiveRecord::Base end User.all -# => SELECT "users".* FROM "users" WHERE "users"."state" = 'pending' +# SELECT "users".* FROM "users" WHERE "users"."state" = 'pending' User.active -# => SELECT "users".* FROM "users" WHERE "users"."state" = 'pending' AND "users"."state" = 'active' +# SELECT "users".* FROM "users" WHERE "users"."state" = 'pending' AND "users"."state" = 'active' User.where(state: 'inactive') -# => SELECT "users".* FROM "users" WHERE "users"."state" = 'pending' AND "users"."state" = 'inactive' +# SELECT "users".* FROM "users" WHERE "users"."state" = 'pending' AND "users"."state" = 'inactive' ``` As you can see above the `default_scope` is being merged in both |