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-rw-r--r--activerecord/lib/active_record/core.rb4
-rw-r--r--activerecord/lib/active_record/statement_cache.rb20
-rw-r--r--activerecord/test/cases/statement_cache_test.rb10
3 files changed, 18 insertions, 16 deletions
diff --git a/activerecord/lib/active_record/core.rb b/activerecord/lib/active_record/core.rb
index 4b77e0e01a..1b7f579aa3 100644
--- a/activerecord/lib/active_record/core.rb
+++ b/activerecord/lib/active_record/core.rb
@@ -135,7 +135,7 @@ module ActiveRecord
key = primary_key
s = find_by_statement_cache[key] || find_by_statement_cache.synchronize {
- find_by_statement_cache[key] ||= StatementCache.new { |params|
+ find_by_statement_cache[key] ||= StatementCache.create { |params|
where(key => params[key]).limit(1)
}
}
@@ -159,7 +159,7 @@ module ActiveRecord
klass = self
s = find_by_statement_cache[key] || find_by_statement_cache.synchronize {
- find_by_statement_cache[key] ||= StatementCache.new { |params|
+ find_by_statement_cache[key] ||= StatementCache.create { |params|
wheres = key.each_with_object({}) { |param,o|
o[param] = params[param]
}
diff --git a/activerecord/lib/active_record/statement_cache.rb b/activerecord/lib/active_record/statement_cache.rb
index c70d2f2d11..fbba95d78f 100644
--- a/activerecord/lib/active_record/statement_cache.rb
+++ b/activerecord/lib/active_record/statement_cache.rb
@@ -76,11 +76,18 @@ module ActiveRecord
attr_reader :bind_map, :query_builder
- def initialize(block = Proc.new)
- relation = block.call Params.new
- @bind_map = BindMap.new relation.bind_values
+ def self.create(block = Proc.new)
+ relation = block.call Params.new
+ bind_map = BindMap.new relation.bind_values
klass = relation.klass
- @query_builder = make_query_builder klass.connection, relation.arel
+ connection = klass.connection
+ query_builder = connection.cacheable_query relation.arel
+ new query_builder, bind_map
+ end
+
+ def initialize(query_builder, bind_map)
+ @query_builder = query_builder
+ @bind_map = bind_map
end
def execute(params, klass, connection)
@@ -91,10 +98,5 @@ module ActiveRecord
klass.find_by_sql sql, bind_values
end
alias :call :execute
-
- private
- def make_query_builder(connection, arel)
- connection.cacheable_query(arel)
- end
end
end
diff --git a/activerecord/test/cases/statement_cache_test.rb b/activerecord/test/cases/statement_cache_test.rb
index 4c47c5a1fd..0455764f6c 100644
--- a/activerecord/test/cases/statement_cache_test.rb
+++ b/activerecord/test/cases/statement_cache_test.rb
@@ -15,7 +15,7 @@ module ActiveRecord
Book.create(name: "my book")
Book.create(name: "my other book")
- cache = StatementCache.new do |params|
+ cache = StatementCache.create do |params|
Book.where(:name => params[:name])
end
@@ -30,7 +30,7 @@ module ActiveRecord
b1 = Book.create(name: "my book")
b2 = Book.create(name: "my other book")
- cache = StatementCache.new do |params|
+ cache = StatementCache.create do |params|
Book.where(id: params[:id])
end
@@ -53,7 +53,7 @@ module ActiveRecord
#End
def test_statement_cache_with_simple_statement
- cache = ActiveRecord::StatementCache.new do |params|
+ cache = ActiveRecord::StatementCache.create do |params|
Book.where(name: "my book").where("author_id > 3")
end
@@ -64,7 +64,7 @@ module ActiveRecord
end
def test_statement_cache_with_complex_statement
- cache = ActiveRecord::StatementCache.new do |params|
+ cache = ActiveRecord::StatementCache.create do |params|
Liquid.joins(:molecules => :electrons).where('molecules.name' => 'dioxane', 'electrons.name' => 'lepton')
end
@@ -77,7 +77,7 @@ module ActiveRecord
end
def test_statement_cache_values_differ
- cache = ActiveRecord::StatementCache.new do |params|
+ cache = ActiveRecord::StatementCache.create do |params|
Book.where(name: "my book")
end