diff options
Diffstat (limited to 'activerecord')
7 files changed, 49 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb index 60a9eee7c7..c97138dfd7 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/quoting.rb @@ -93,6 +93,18 @@ module ActiveRecord quote_column_name(table_name) end + # Override to return the quoted table name for assignment. Defaults to + # table quoting. + # + # This works for mysql and mysql2 where table.column can be used to + # resolve ambiguity. + # + # We override this in the sqlite and postgresql adaptors to use only + # the column name (as per syntax requirements). + def quote_table_name_for_assignment(table, attr) + quote_table_name("#{table}.#{attr}") + end + def quoted_true "'t'" end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index 791b032023..47e2e3928f 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -130,6 +130,10 @@ module ActiveRecord end end + def quote_table_name_for_assignment(table, attr) + quote_column_name(attr) + end + # Quotes column names for use in SQL queries. def quote_column_name(name) #:nodoc: PGconn.quote_ident(name.to_s) diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 11e8197293..7bead4bde9 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -229,6 +229,10 @@ module ActiveRecord @connection.class.quote(s) end + def quote_table_name_for_assignment(table, attr) + quote_column_name(attr) + end + def quote_column_name(name) #:nodoc: %Q("#{name.to_s.gsub('"', '""')}") end diff --git a/activerecord/lib/active_record/sanitization.rb b/activerecord/lib/active_record/sanitization.rb index 2dad1dc177..3c5b871e99 100644 --- a/activerecord/lib/active_record/sanitization.rb +++ b/activerecord/lib/active_record/sanitization.rb @@ -33,10 +33,10 @@ module ActiveRecord # Accepts an array, hash, or string of SQL conditions and sanitizes # them into a valid SQL fragment for a SET clause. # { name: nil, group_id: 4 } returns "name = NULL , group_id='4'" - def sanitize_sql_for_assignment(assignments) + def sanitize_sql_for_assignment(assignments, default_table_name = self.table_name) case assignments when Array; sanitize_sql_array(assignments) - when Hash; sanitize_sql_hash_for_assignment(assignments) + when Hash; sanitize_sql_hash_for_assignment(assignments, default_table_name) else assignments end end @@ -98,9 +98,9 @@ module ActiveRecord # Sanitizes a hash of attribute/value pairs into SQL conditions for a SET clause. # { status: nil, group_id: 1 } # # => "status = NULL , group_id = 1" - def sanitize_sql_hash_for_assignment(attrs) + def sanitize_sql_hash_for_assignment(attrs, table) attrs.map do |attr, value| - "#{connection.quote_column_name(attr)} = #{quote_bound_value(value)}" + "#{connection.quote_table_name_for_assignment(table, attr)} = #{quote_bound_value(value)}" end.join(', ') end diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index d42630e1b7..fd6d531645 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -19,6 +19,7 @@ require 'models/line_item' require 'models/car' require 'models/bulb' require 'models/engine' +require 'models/categorization' class HasManyAssociationsTestForCountWithFinderSql < ActiveRecord::TestCase class Invoice < ActiveRecord::Base @@ -108,7 +109,8 @@ end class HasManyAssociationsTest < ActiveRecord::TestCase fixtures :accounts, :categories, :companies, :developers, :projects, :developers_projects, :topics, :authors, :comments, - :people, :posts, :readers, :taggings, :cars, :essays + :people, :posts, :readers, :taggings, :cars, :essays, + :categorizations def setup Client.destroyed_client_ids.clear @@ -1729,4 +1731,20 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal "lifo", post.comments_with_extend_2.author assert_equal "hello", post.comments_with_extend_2.greeting end + + test "delete record with complex joins" do + david = authors(:david) + + post = david.posts.first + post.type = 'PostWithSpecialCategorization' + post.save + + categorization = post.categorizations.first + categorization.special = true + categorization.save + + assert_not_equal [], david.posts_with_special_categorizations + david.posts_with_special_categorizations = [] + assert_equal [], david.posts_with_special_categorizations + end end diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb index 83904cd850..8423411474 100644 --- a/activerecord/test/models/author.rb +++ b/activerecord/test/models/author.rb @@ -9,6 +9,7 @@ class Author < ActiveRecord::Base has_many :posts_with_categories, -> { includes(:categories) }, :class_name => "Post" has_many :posts_with_comments_and_categories, -> { includes(:comments, :categories).order("posts.id") }, :class_name => "Post" has_many :posts_containing_the_letter_a, :class_name => "Post" + has_many :posts_with_special_categorizations, :class_name => 'PostWithSpecialCategorization' has_many :posts_with_extension, :class_name => "Post" has_one :post_about_thinking, -> { where("posts.title like '%thinking%'") }, :class_name => 'Post' has_one :post_about_thinking_with_last_comment, -> { where("posts.title like '%thinking%'").includes(:last_comment) }, :class_name => 'Post' diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb index 73ffc0de38..93a7a2073c 100644 --- a/activerecord/test/models/post.rb +++ b/activerecord/test/models/post.rb @@ -178,6 +178,11 @@ class PostWithDefaultInclude < ActiveRecord::Base has_many :comments, :foreign_key => :post_id end +class PostWithSpecialCategorization < Post + has_many :categorizations, :foreign_key => :post_id + default_scope { where(:type => 'PostWithSpecialCategorization').joins(:categorizations).where(:categorizations => { :special => true }) } +end + class PostWithDefaultScope < ActiveRecord::Base self.table_name = 'posts' default_scope { order(:title) } |