diff options
9 files changed, 67 insertions, 33 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb index 88ef8e0819..86406d95ad 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -6,7 +6,7 @@ module ActiveRecord # this type are typically created and returned by methods in database # adapters. e.g. ActiveRecord::ConnectionAdapters::MySQL::SchemaStatements#indexes class IndexDefinition # :nodoc: - attr_reader :table, :name, :unique, :columns, :lengths, :orders, :where, :type, :using, :opclass, :comment + attr_reader :table, :name, :unique, :columns, :lengths, :orders, :opclasses, :where, :type, :using, :comment def initialize( table, name, @@ -14,24 +14,33 @@ module ActiveRecord columns = [], lengths: {}, orders: {}, + opclasses: {}, where: nil, type: nil, using: nil, - opclass: {}, comment: nil ) @table = table @name = name @unique = unique @columns = columns - @lengths = lengths - @orders = orders + @lengths = concise_options(lengths) + @orders = concise_options(orders) + @opclasses = concise_options(opclasses) @where = where @type = type @using = using - @opclass = opclass @comment = comment end + + private + def concise_options(options) + if columns.size == options.size && options.values.uniq.size == 1 + options.values.first + else + options + end + end end # Abstract representation of a column definition. Instances of this type diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb index fac9e1cca2..efc934c34c 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -1202,7 +1202,7 @@ module ActiveRecord when Hash order = order.symbolize_keys quoted_columns.each { |name, column| column << " #{order[name].upcase}" if order[name].present? } - when String + else quoted_columns.each { |name, column| column << " #{order.upcase}" if order.present? } end end 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 143dc6d08d..41c628302d 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -611,7 +611,7 @@ module ActiveRecord when Hash length = length.symbolize_keys quoted_columns.each { |name, column| column << "(#{length[name]})" if length[name].present? } - when Integer + else quoted_columns.each { |name, column| column << "(#{length})" } end end diff --git a/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb index a15c7d1787..d5b2c18ee6 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql/schema_statements.rb @@ -22,23 +22,26 @@ module ActiveRecord index_using = mysql_index_type end - indexes << IndexDefinition.new( + indexes << [ row[:Table], row[:Key_name], row[:Non_unique].to_i == 0, + [], + lengths: {}, + orders: {}, type: index_type, using: index_using, comment: row[:Index_comment].presence - ) + ] end - indexes.last.columns << row[:Column_name] - indexes.last.lengths.merge!(row[:Column_name] => row[:Sub_part].to_i) if row[:Sub_part] - indexes.last.orders.merge!(row[:Column_name] => :desc) if row[:Collation] == "D" + indexes.last[-2] << row[:Column_name] + indexes.last[-1][:lengths].merge!(row[:Column_name] => row[:Sub_part].to_i) if row[:Sub_part] + indexes.last[-1][:orders].merge!(row[:Column_name] => :desc) if row[:Collation] == "D" end end - indexes + indexes.map { |index| IndexDefinition.new(*index) } end def remove_column(table_name, column_name, type = nil, options = {}) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index 64f08e0ee1..7b4d5711cb 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -109,6 +109,9 @@ module ActiveRecord using, expressions, where = inddef.scan(/ USING (\w+?) \((.+?)\)(?: WHERE (.+))?\z/).flatten + orders = {} + opclasses = {} + if indkey.include?(0) columns = expressions else @@ -119,21 +122,12 @@ module ActiveRecord AND a.attnum IN (#{indkey.join(",")}) SQL - orders = {} - opclasses = {} - # add info on sort order (only desc order is explicitly specified, asc is the default) # and non-default opclasses expressions.scan(/(\w+)(?: (?!DESC)(\w+))?(?: (DESC))?/).each do |column, opclass, desc| - opclasses[column] = opclass if opclass + opclasses[column] = opclass.to_sym if opclass orders[column] = :desc if desc end - - # Use a string for the opclass description (instead of a hash) when all columns - # have the same opclass specified. - if columns.count == opclasses.count && opclasses.values.uniq.count == 1 - opclasses = opclasses.values.first - end end IndexDefinition.new( @@ -142,9 +136,9 @@ module ActiveRecord unique, columns, orders: orders, + opclasses: opclasses, where: where, using: using.to_sym, - opclass: opclasses, comment: comment.presence ) end diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index 8cb2851557..16ccba6b6c 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -184,12 +184,12 @@ HEADER "name: #{index.name.inspect}", ] index_parts << "unique: true" if index.unique - index_parts << "length: { #{format_options(index.lengths)} }" if index.lengths.present? - index_parts << "order: { #{format_options(index.orders)} }" if index.orders.present? + index_parts << "length: #{format_index_parts(index.lengths)}" if index.lengths.present? + index_parts << "order: #{format_index_parts(index.orders)}" if index.orders.present? + index_parts << "opclass: #{format_index_parts(index.opclasses)}" if index.opclasses.present? index_parts << "where: #{index.where.inspect}" if index.where index_parts << "using: #{index.using.inspect}" if !@connection.default_index_type?(index) index_parts << "type: #{index.type.inspect}" if index.type - index_parts << "opclass: #{index.opclass.inspect}" if index.opclass.present? index_parts << "comment: #{index.comment.inspect}" if index.comment index_parts end @@ -232,6 +232,14 @@ HEADER options.map { |key, value| "#{key}: #{value.inspect}" }.join(", ") end + def format_index_parts(options) + if options.is_a?(Hash) + "{ #{format_options(options)} }" + else + options.inspect + end + end + def remove_prefix_and_suffix(table) prefix = Regexp.escape(@options[:table_name_prefix].to_s) suffix = Regexp.escape(@options[:table_name_suffix].to_s) diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb index a6ae18a826..1126908761 100644 --- a/activerecord/test/cases/adapters/postgresql/schema_test.rb +++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb @@ -459,7 +459,7 @@ class SchemaTest < ActiveRecord::PostgreSQLTestCase assert_equal :btree, index_d.using assert_equal :gin, index_e.using - assert_equal :desc, index_d.orders[INDEX_D_COLUMN] + assert_equal :desc, index_d.orders end end @@ -520,7 +520,7 @@ class SchemaIndexOpclassTest < ActiveRecord::PostgreSQLTestCase output = dump_table_schema "trains" - assert_match(/opclass: "text_pattern_ops"/, output) + assert_match(/opclass: :text_pattern_ops/, output) end def test_non_default_opclass_is_dumped @@ -528,7 +528,7 @@ class SchemaIndexOpclassTest < ActiveRecord::PostgreSQLTestCase output = dump_table_schema "trains" - assert_match(/opclass: \{"description"=>"text_pattern_ops"\}/, output) + assert_match(/opclass: \{ description: :text_pattern_ops \}/, output) end end diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb index ac5092f1c1..a612ce9bb2 100644 --- a/activerecord/test/cases/schema_dumper_test.rb +++ b/activerecord/test/cases/schema_dumper_test.rb @@ -177,14 +177,14 @@ class SchemaDumperTest < ActiveRecord::TestCase def test_schema_dumps_index_columns_in_right_order index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*company_index/).first.strip - if current_adapter?(:PostgreSQLAdapter, :SQLite3Adapter) - assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", order: { rating: :desc }', index_definition - elsif current_adapter?(:Mysql2Adapter) + if current_adapter?(:Mysql2Adapter) if ActiveRecord::Base.connection.supports_index_sort_order? assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", length: { type: 10 }, order: { rating: :desc }', index_definition else assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", length: { type: 10 }', index_definition end + elsif ActiveRecord::Base.connection.supports_index_sort_order? + assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index", order: { rating: :desc }', index_definition else assert_equal 't.index ["firm_id", "type", "rating"], name: "company_index"', index_definition end @@ -199,6 +199,24 @@ class SchemaDumperTest < ActiveRecord::TestCase end end + def test_schema_dumps_index_sort_order + index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*_name_and_rating/).first.strip + if ActiveRecord::Base.connection.supports_index_sort_order? + assert_equal 't.index ["name", "rating"], name: "index_companies_on_name_and_rating", order: :desc', index_definition + else + assert_equal 't.index ["name", "rating"], name: "index_companies_on_name_and_rating"', index_definition + end + end + + def test_schema_dumps_index_length + index_definition = dump_table_schema("companies").split(/\n/).grep(/t\.index.*_name_and_description/).first.strip + if current_adapter?(:Mysql2Adapter) + assert_equal 't.index ["name", "description"], name: "index_companies_on_name_and_description", length: 10', index_definition + else + assert_equal 't.index ["name", "description"], name: "index_companies_on_name_and_description"', index_definition + end + end + def test_schema_dump_should_honor_nonstandard_primary_keys output = standard_dump match = output.match(%r{create_table "movies"(.*)do}) diff --git a/activerecord/test/schema/schema.rb b/activerecord/test/schema/schema.rb index a4505a4892..bf66846840 100644 --- a/activerecord/test/schema/schema.rb +++ b/activerecord/test/schema/schema.rb @@ -205,6 +205,8 @@ ActiveRecord::Schema.define do t.bigint :rating, default: 1 t.integer :account_id t.string :description, default: "" + t.index [:name, :rating], order: :desc + t.index [:name, :description], length: 10 t.index [:firm_id, :type, :rating], name: "company_index", length: { type: 10 }, order: { rating: :desc } t.index [:firm_id, :type], name: "company_partial_index", where: "(rating > 10)" t.index :name, name: "company_name_index", using: :btree |