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author | Vijay Dev <vijaydev.cse@gmail.com> | 2015-01-03 14:58:17 +0000 |
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committer | Vijay Dev <vijaydev.cse@gmail.com> | 2015-01-03 14:58:17 +0000 |
commit | 4b9dba99d65b1bd27576b16a68d7d18522bae9ea (patch) | |
tree | 4672dd2377a4e4ef71992c5478f2606f5d86e371 /activerecord/lib/active_record/querying.rb | |
parent | 02e72a49d1c99084fef2c78c3a194e03b879099d (diff) | |
parent | 7cc145ec65167084e8b05d9462eaf94534fa0168 (diff) | |
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Merge branch 'master' of github.com:rails/docrails
Diffstat (limited to 'activerecord/lib/active_record/querying.rb')
-rw-r--r-- | activerecord/lib/active_record/querying.rb | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/querying.rb b/activerecord/lib/active_record/querying.rb index e8de4db3a7..91c9a0db99 100644 --- a/activerecord/lib/active_record/querying.rb +++ b/activerecord/lib/active_record/querying.rb @@ -55,11 +55,12 @@ module ActiveRecord # The use of this method should be restricted to complicated SQL queries that can't be executed # using the ActiveRecord::Calculations class methods. Look into those before using this. # - # ==== Parameters + # Product.count_by_sql "SELECT COUNT(*) FROM sales s, customers c WHERE s.customer_id = c.id" + # # => 12 # - # * +sql+ - An SQL statement which should return a count query from the database, see the example below. + # ==== Parameters # - # Product.count_by_sql "SELECT COUNT(*) FROM sales s, customers c WHERE s.customer_id = c.id" + # * +sql+ - An SQL statement which should return a count query from the database, see the example above. def count_by_sql(sql) sql = sanitize_conditions(sql) connection.select_value(sql, "#{name} Count").to_i |