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-rw-r--r--activerecord/CHANGELOG.md16
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb2
-rw-r--r--activerecord/lib/active_record/relation/calculations.rb4
-rw-r--r--activerecord/test/cases/adapters/mysql/connection_test.rb6
-rw-r--r--activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb6
-rw-r--r--activerecord/test/cases/adapters/mysql2/explain_test.rb6
-rw-r--r--activerecord/test/cases/calculations_test.rb4
7 files changed, 33 insertions, 11 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md
index 4222308f8b..af1d192daa 100644
--- a/activerecord/CHANGELOG.md
+++ b/activerecord/CHANGELOG.md
@@ -1,3 +1,19 @@
+* Use the right column to type cast grouped calculations with custom expressions.
+
+ Fixes: #13230
+
+ Example:
+
+ # Before
+ Account.group(:firm_name).sum('0.01 * credit_limit')
+ # => { '37signals' => '0.5' }
+
+ # After
+ Account.group(:firm_name).sum('0.01 * credit_limit')
+ # => { '37signals' => 0.5 }
+
+ *Paul Nikitochkin*
+
* Polymorphic `belongs_to` associations with the `touch: true` option set update the timestamps of
the old and new owner correctly when moved between owners of different types.
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index e3270e734f..1b9f865666 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -148,7 +148,7 @@ module ActiveRecord
QUOTED_TRUE, QUOTED_FALSE = '1', '0'
NATIVE_DATABASE_TYPES = {
- :primary_key => "int(11) DEFAULT NULL auto_increment PRIMARY KEY",
+ :primary_key => "int(11) auto_increment PRIMARY KEY",
:string => { :name => "varchar", :limit => 255 },
:text => { :name => "text" },
:integer => { :name => "int", :limit => 4 },
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb
index 2d267183ce..cf24d10a8d 100644
--- a/activerecord/lib/active_record/relation/calculations.rb
+++ b/activerecord/lib/active_record/relation/calculations.rb
@@ -311,7 +311,9 @@ module ActiveRecord
}
key = key.first if key.size == 1
key = key_records[key] if associated
- [key, type_cast_calculated_value(row[aggregate_alias], column_for(column_name), operation)]
+
+ column_type = calculated_data.column_types.fetch(aggregate_alias) { column_for(column_name) }
+ [key, type_cast_calculated_value(row[aggregate_alias], column_type, operation)]
end]
end
diff --git a/activerecord/test/cases/adapters/mysql/connection_test.rb b/activerecord/test/cases/adapters/mysql/connection_test.rb
index a1b41b6991..5cd5d8ac5f 100644
--- a/activerecord/test/cases/adapters/mysql/connection_test.rb
+++ b/activerecord/test/cases/adapters/mysql/connection_test.rb
@@ -71,7 +71,7 @@ class MysqlConnectionTest < ActiveRecord::TestCase
def test_exec_no_binds
@connection.exec_query('drop table if exists ex')
@connection.exec_query(<<-eosql)
- CREATE TABLE `ex` (`id` int(11) DEFAULT NULL auto_increment PRIMARY KEY,
+ CREATE TABLE `ex` (`id` int(11) auto_increment PRIMARY KEY,
`data` varchar(255))
eosql
result = @connection.exec_query('SELECT id, data FROM ex')
@@ -93,7 +93,7 @@ class MysqlConnectionTest < ActiveRecord::TestCase
def test_exec_with_binds
@connection.exec_query('drop table if exists ex')
@connection.exec_query(<<-eosql)
- CREATE TABLE `ex` (`id` int(11) DEFAULT NULL auto_increment PRIMARY KEY,
+ CREATE TABLE `ex` (`id` int(11) auto_increment PRIMARY KEY,
`data` varchar(255))
eosql
@connection.exec_query('INSERT INTO ex (id, data) VALUES (1, "foo")')
@@ -109,7 +109,7 @@ class MysqlConnectionTest < ActiveRecord::TestCase
def test_exec_typecasts_bind_vals
@connection.exec_query('drop table if exists ex')
@connection.exec_query(<<-eosql)
- CREATE TABLE `ex` (`id` int(11) DEFAULT NULL auto_increment PRIMARY KEY,
+ CREATE TABLE `ex` (`id` int(11) auto_increment PRIMARY KEY,
`data` varchar(255))
eosql
@connection.exec_query('INSERT INTO ex (id, data) VALUES (1, "foo")')
diff --git a/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb b/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb
index 9ad0744aee..a2c933d96a 100644
--- a/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb
+++ b/activerecord/test/cases/adapters/mysql/mysql_adapter_test.rb
@@ -10,7 +10,7 @@ module ActiveRecord
@conn.exec_query('drop table if exists ex')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex` (
- `id` int(11) DEFAULT NULL auto_increment PRIMARY KEY,
+ `id` int(11) auto_increment PRIMARY KEY,
`number` integer,
`data` varchar(255))
eosql
@@ -75,7 +75,7 @@ module ActiveRecord
@conn.exec_query('drop table if exists ex_with_non_standard_pk')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex_with_non_standard_pk` (
- `code` INT(11) DEFAULT NULL auto_increment,
+ `code` INT(11) auto_increment,
PRIMARY KEY (`code`))
eosql
pk, seq = @conn.pk_and_sequence_for('ex_with_non_standard_pk')
@@ -87,7 +87,7 @@ module ActiveRecord
@conn.exec_query('drop table if exists ex_with_custom_index_type_pk')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex_with_custom_index_type_pk` (
- `id` INT(11) DEFAULT NULL auto_increment,
+ `id` INT(11) auto_increment,
PRIMARY KEY USING BTREE (`id`))
eosql
pk, seq = @conn.pk_and_sequence_for('ex_with_custom_index_type_pk')
diff --git a/activerecord/test/cases/adapters/mysql2/explain_test.rb b/activerecord/test/cases/adapters/mysql2/explain_test.rb
index 68ed361aeb..1cd356e868 100644
--- a/activerecord/test/cases/adapters/mysql2/explain_test.rb
+++ b/activerecord/test/cases/adapters/mysql2/explain_test.rb
@@ -10,15 +10,15 @@ module ActiveRecord
def test_explain_for_one_query
explain = Developer.where(:id => 1).explain
assert_match %(EXPLAIN for: SELECT `developers`.* FROM `developers` WHERE `developers`.`id` = 1), explain
- assert_match %(developers | const), explain
+ assert_match %r(developers |.* const), explain
end
def test_explain_with_eager_loading
explain = Developer.where(:id => 1).includes(:audit_logs).explain
assert_match %(EXPLAIN for: SELECT `developers`.* FROM `developers` WHERE `developers`.`id` = 1), explain
- assert_match %(developers | const), explain
+ assert_match %r(developers |.* const), explain
assert_match %(EXPLAIN for: SELECT `audit_logs`.* FROM `audit_logs` WHERE `audit_logs`.`developer_id` IN (1)), explain
- assert_match %(audit_logs | ALL), explain
+ assert_match %r(audit_logs |.* ALL), explain
end
end
end
diff --git a/activerecord/test/cases/calculations_test.rb b/activerecord/test/cases/calculations_test.rb
index 2c41656b3d..2f6913167d 100644
--- a/activerecord/test/cases/calculations_test.rb
+++ b/activerecord/test/cases/calculations_test.rb
@@ -211,6 +211,10 @@ class CalculationsTest < ActiveRecord::TestCase
assert_equal 19.83, NumericData.sum(:bank_balance)
end
+ def test_should_return_type_casted_values_with_group_and_expression
+ assert_equal 0.5, Account.group(:firm_name).sum('0.01 * credit_limit')['37signals']
+ end
+
def test_should_group_by_summed_field_with_conditions
c = Account.where('firm_id > 1').group(:firm_id).sum(:credit_limit)
assert_nil c[1]