diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters')
7 files changed, 76 insertions, 58 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/abstract/connection_specification.rb index ccb79f547a..bbc290f721 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/connection_specification.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/connection_specification.rb @@ -123,6 +123,7 @@ module ActiveRecord connection_handler.retrieve_connection(self) end + # Returns true if +ActiveRecord+ is connected. def connected? connection_handler.connected?(self) end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb index 950bd72101..00c71090f3 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb @@ -14,12 +14,12 @@ module ActiveRecord def dirties_query_cache(base, *method_names) method_names.each do |method_name| base.class_eval <<-end_code, __FILE__, __LINE__ - def #{method_name}_with_query_dirty(*args) - clear_query_cache if @query_cache_enabled - #{method_name}_without_query_dirty(*args) - end - - alias_method_chain :#{method_name}, :query_dirty + def #{method_name}_with_query_dirty(*args) # def update_with_query_dirty(*args) + clear_query_cache if @query_cache_enabled # clear_query_cache if @query_cache_enabled + #{method_name}_without_query_dirty(*args) # update_without_query_dirty(*args) + end # end + # + alias_method_chain :#{method_name}, :query_dirty # alias_method_chain :update, :query_dirty end_code end end 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 58992f91da..273f823e7f 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -32,10 +32,12 @@ module ActiveRecord @primary = nil end + # Returns +true+ if the column is either of type string or text. def text? type == :string || type == :text end + # Returns +true+ if the column is either of type integer, float or decimal. def number? type == :integer || type == :float || type == :decimal end @@ -295,7 +297,7 @@ module ActiveRecord # puts t.class # => "ActiveRecord::ConnectionAdapters::TableDefinition" # end # end - # + # # def self.down # ... # end @@ -474,12 +476,12 @@ module ActiveRecord %w( string text integer float decimal datetime timestamp time date binary boolean ).each do |column_type| class_eval <<-EOV - def #{column_type}(*args) - options = args.extract_options! - column_names = args - - column_names.each { |name| column(name, '#{column_type}', options) } - end + def #{column_type}(*args) # def string(*args) + options = args.extract_options! # options = args.extract_options! + column_names = args # column_names = args + # + column_names.each { |name| column(name, '#{column_type}', options) } # column_names.each { |name| column(name, 'string', options) } + end # end EOV end @@ -674,24 +676,24 @@ module ActiveRecord # t.string(:goat, :sheep) %w( string text integer float decimal datetime timestamp time date binary boolean ).each do |column_type| class_eval <<-EOV - def #{column_type}(*args) - options = args.extract_options! - column_names = args - - column_names.each do |name| - column = ColumnDefinition.new(@base, name, '#{column_type}') - if options[:limit] - column.limit = options[:limit] - elsif native['#{column_type}'.to_sym].is_a?(Hash) - column.limit = native['#{column_type}'.to_sym][:limit] - end - column.precision = options[:precision] - column.scale = options[:scale] - column.default = options[:default] - column.null = options[:null] - @base.add_column(@table_name, name, column.sql_type, options) - end - end + def #{column_type}(*args) # def string(*args) + options = args.extract_options! # options = args.extract_options! + column_names = args # column_names = args + # + column_names.each do |name| # column_names.each do |name| + column = ColumnDefinition.new(@base, name, '#{column_type}') # column = ColumnDefinition.new(@base, name, 'string') + if options[:limit] # if options[:limit] + column.limit = options[:limit] # column.limit = options[:limit] + elsif native['#{column_type}'.to_sym].is_a?(Hash) # elsif native['string'.to_sym].is_a?(Hash) + column.limit = native['#{column_type}'.to_sym][:limit] # column.limit = native['string'.to_sym][:limit] + end # end + column.precision = options[:precision] # column.precision = options[:precision] + column.scale = options[:scale] # column.scale = options[:scale] + column.default = options[:default] # column.default = options[:default] + column.null = options[:null] # column.null = options[:null] + @base.add_column(@table_name, name, column.sql_type, options) # @base.add_column(@table_name, name, column.sql_type, options) + end # end + end # end EOV end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index b26185580c..5137b0f78c 100755 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -184,9 +184,9 @@ module ActiveRecord # for more information about the effect of this option. attr_accessor :transactional_fixtures - def log_info(sql, name, seconds) + def log_info(sql, name, ms) if @logger && @logger.debug? - name = "#{name.nil? ? "SQL" : name} (#{sprintf("%.1f", seconds * 1000)}ms)" + name = '%s (%.1fms)' % [name || 'SQL', ms] @logger.debug(format_log_entry(name, sql.squeeze(' '))) end end @@ -195,9 +195,9 @@ module ActiveRecord def log(sql, name) if block_given? result = nil - seconds = Benchmark.realtime { result = yield } - @runtime += seconds - log_info(sql, name, seconds) + ms = Benchmark.ms { result = yield } + @runtime += ms + log_info(sql, name, ms) result else log_info(sql, name, 0) diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb index 3fbbb46f73..b2345fd571 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb @@ -13,23 +13,25 @@ module MysqlCompat #:nodoc: # C driver >= 2.7 returns null values in each_hash if Mysql.const_defined?(:VERSION) && (Mysql::VERSION.is_a?(String) || Mysql::VERSION >= 20700) target.class_eval <<-'end_eval' - def all_hashes - rows = [] - each_hash { |row| rows << row } - rows - end + def all_hashes # def all_hashes + rows = [] # rows = [] + each_hash { |row| rows << row } # each_hash { |row| rows << row } + rows # rows + end # end end_eval # adapters before 2.7 don't have a version constant # and don't return null values in each_hash else target.class_eval <<-'end_eval' - def all_hashes - rows = [] - all_fields = fetch_fields.inject({}) { |fields, f| fields[f.name] = nil; fields } - each_hash { |row| rows << all_fields.dup.update(row) } - rows - end + def all_hashes # def all_hashes + rows = [] # rows = [] + all_fields = fetch_fields.inject({}) { |fields, f| # all_fields = fetch_fields.inject({}) { |fields, f| + fields[f.name] = nil; fields # fields[f.name] = nil; fields + } # } + each_hash { |row| rows << all_fields.dup.update(row) } # each_hash { |row| rows << all_fields.dup.update(row) } + rows # rows + end # end end_eval end @@ -312,6 +314,7 @@ module ActiveRecord rows end + # Executes a SQL query and returns a MySQL::Result object. Note that you have to free the Result object after you're done using it. def execute(sql, name = nil) #:nodoc: log(sql, name) { @connection.query(sql) } rescue ActiveRecord::StatementInvalid => exception @@ -429,7 +432,9 @@ module ActiveRecord def tables(name = nil) #:nodoc: tables = [] - execute("SHOW TABLES", name).each { |field| tables << field[0] } + result = execute("SHOW TABLES", name) + result.each { |field| tables << field[0] } + result.free tables end @@ -440,7 +445,8 @@ module ActiveRecord def indexes(table_name, name = nil)#:nodoc: indexes = [] current_index = nil - execute("SHOW KEYS FROM #{quote_table_name(table_name)}", name).each do |row| + result = execute("SHOW KEYS FROM #{quote_table_name(table_name)}", name) + result.each do |row| if current_index != row[2] next if row[2] == "PRIMARY" # skip the primary key current_index = row[2] @@ -449,13 +455,16 @@ module ActiveRecord indexes.last.columns << row[4] end + result.free indexes end def columns(table_name, name = nil)#:nodoc: sql = "SHOW FIELDS FROM #{quote_table_name(table_name)}" columns = [] - execute(sql, name).each { |field| columns << MysqlColumn.new(field[0], field[4], field[1], field[2] == "YES") } + result = execute(sql, name) + result.each { |field| columns << MysqlColumn.new(field[0], field[4], field[1], field[2] == "YES") } + result.free columns end @@ -536,9 +545,11 @@ module ActiveRecord # Returns a table's primary key and belonging sequence. def pk_and_sequence_for(table) #:nodoc: keys = [] - execute("describe #{quote_table_name(table)}").each_hash do |h| + result = execute("describe #{quote_table_name(table)}") + result.each_hash do |h| keys << h["Field"]if h["Key"] == "PRI" end + result.free keys.length == 1 ? [keys.first, nil] : nil end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index c4ef2be82e..5a8d99924d 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -937,13 +937,13 @@ module ActiveRecord # should know about this but can't detect it there, so deal with it here. money_precision = (postgresql_version >= 80300) ? 19 : 10 PostgreSQLColumn.module_eval(<<-end_eval) - def extract_precision(sql_type) - if sql_type =~ /^money$/ - #{money_precision} - else - super - end - end + def extract_precision(sql_type) # def extract_precision(sql_type) + if sql_type =~ /^money$/ # if sql_type =~ /^money$/ + #{money_precision} # 19 + else # else + super # super + end # end + end # end end_eval configure_connection diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb index 84f8c0284e..9387cf8827 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb @@ -402,6 +402,10 @@ module ActiveRecord end def add_column(table_name, column_name, type, options = {}) #:nodoc: + if @connection.respond_to?(:transaction_active?) && @connection.transaction_active? + raise StatementInvalid, 'Cannot add columns to a SQLite database while inside a transaction' + end + alter_table(table_name) do |definition| definition.column(column_name, type, options) end |