diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters')
13 files changed, 138 insertions, 140 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index e1f29ea03a..06a2ddb8b7 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -286,6 +286,10 @@ module ActiveRecord # Inserts the given fixture into the table. Overridden in adapters that require # something beyond a simple insert (eg. Oracle). def insert_fixture(fixture, table_name) + execute fixture_sql(fixture, table_name), 'Fixture Insert' + end + + def fixture_sql(fixture, table_name) columns = schema_cache.columns_hash(table_name) key_list = [] @@ -294,7 +298,7 @@ module ActiveRecord quote(value, columns[name]) end - execute "INSERT INTO #{quote_table_name(table_name)} (#{key_list.join(', ')}) VALUES (#{value_list.join(', ')})", 'Fixture Insert' + "INSERT INTO #{quote_table_name(table_name)} (#{key_list.join(', ')}) VALUES (#{value_list.join(', ')})" end def empty_insert_statement_value 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 7aae297cdc..8399232d73 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/query_cache.rb @@ -9,10 +9,10 @@ module ActiveRecord def dirties_query_cache(base, *method_names) method_names.each do |method_name| base.class_eval <<-end_code, __FILE__, __LINE__ + 1 - def #{method_name}(*) # def update_with_query_dirty(*) - clear_query_cache if @query_cache_enabled # clear_query_cache if @query_cache_enabled - super # super - end # end + def #{method_name}(*) + clear_query_cache if @query_cache_enabled + super + end end_code end end diff --git a/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb b/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb new file mode 100644 index 0000000000..25c17ce971 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/abstract/savepoints.rb @@ -0,0 +1,21 @@ +module ActiveRecord + module ConnectionAdapters + module Savepoints #:nodoc: + def supports_savepoints? + true + end + + def create_savepoint(name = current_savepoint_name) + execute("SAVEPOINT #{name}") + end + + def rollback_to_savepoint(name = current_savepoint_name) + execute("ROLLBACK TO SAVEPOINT #{name}") + end + + def release_savepoint(name = current_savepoint_name) + execute("RELEASE SAVEPOINT #{name}") + end + end + end +end diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb index dde45b0ef3..cbe563676b 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb @@ -33,6 +33,7 @@ module ActiveRecord autoload :Quoting autoload :ConnectionPool autoload :QueryCache + autoload :Savepoints end autoload_at 'active_record/connection_adapters/abstract/transaction' do @@ -395,13 +396,13 @@ module ActiveRecord @transaction.number end - def create_savepoint + def create_savepoint(name = nil) end - def rollback_to_savepoint + def rollback_to_savepoint(name = nil) end - def release_savepoint + def release_savepoint(name = nil) end def case_sensitive_modifier(node) @@ -423,13 +424,14 @@ module ActiveRecord protected - def log(sql, name = "SQL", binds = []) + def log(sql, name = "SQL", binds = [], statement_name = nil) @instrumenter.instrument( "sql.active_record", - :sql => sql, - :name => name, - :connection_id => object_id, - :binds => binds) { yield } + :sql => sql, + :name => name, + :connection_id => object_id, + :statement_name => statement_name, + :binds => binds) { yield } rescue => e message = "#{e.class.name}: #{e.message}: #{sql}" @logger.error message if @logger 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 d502daf230..138ab811dc 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -3,6 +3,8 @@ require 'arel/visitors/bind_visitor' module ActiveRecord module ConnectionAdapters class AbstractMysqlAdapter < AbstractAdapter + include Savepoints + class SchemaCreation < AbstractAdapter::SchemaCreation def visit_AddColumn(o) @@ -194,11 +196,6 @@ module ActiveRecord true end - # Returns true, since this connection adapter supports savepoints. - def supports_savepoints? - true - end - def supports_bulk_alter? #:nodoc: true end @@ -340,18 +337,6 @@ module ActiveRecord # Transactions aren't supported end - def create_savepoint - execute("SAVEPOINT #{current_savepoint_name}") - end - - def rollback_to_savepoint - execute("ROLLBACK TO SAVEPOINT #{current_savepoint_name}") - end - - def release_savepoint - execute("RELEASE SAVEPOINT #{current_savepoint_name}") - end - # In the simple case, MySQL allows us to place JOINs directly into the UPDATE # query. However, this does not allow for LIMIT, OFFSET and ORDER. To support # these, we must use a subquery. diff --git a/activerecord/lib/active_record/connection_adapters/column.rb b/activerecord/lib/active_record/connection_adapters/column.rb index 2596c221bc..f2fbd5a8f2 100644 --- a/activerecord/lib/active_record/connection_adapters/column.rb +++ b/activerecord/lib/active_record/connection_adapters/column.rb @@ -13,7 +13,7 @@ module ActiveRecord ISO_DATETIME = /\A(\d{4})-(\d\d)-(\d\d) (\d\d):(\d\d):(\d\d)(\.\d+)?\z/ end - attr_reader :name, :default, :type, :limit, :null, :sql_type, :precision, :scale + attr_reader :name, :default, :type, :limit, :null, :sql_type, :precision, :scale, :default_function attr_accessor :primary, :coder alias :encoded? :coder @@ -27,16 +27,17 @@ module ActiveRecord # It will be mapped to one of the standard Rails SQL types in the <tt>type</tt> attribute. # +null+ determines if this column allows +NULL+ values. def initialize(name, default, sql_type = nil, null = true) - @name = name - @sql_type = sql_type - @null = null - @limit = extract_limit(sql_type) - @precision = extract_precision(sql_type) - @scale = extract_scale(sql_type) - @type = simplified_type(sql_type) - @default = extract_default(default) - @primary = nil - @coder = nil + @name = name + @sql_type = sql_type + @null = null + @limit = extract_limit(sql_type) + @precision = extract_precision(sql_type) + @scale = extract_scale(sql_type) + @type = simplified_type(sql_type) + @default = extract_default(default) + @default_function = nil + @primary = nil + @coder = nil end # Returns +true+ if the column is either of type string or text. diff --git a/activerecord/lib/active_record/connection_adapters/connection_specification.rb b/activerecord/lib/active_record/connection_adapters/connection_specification.rb index 8bad7d0cf5..64fc9e95d8 100644 --- a/activerecord/lib/active_record/connection_adapters/connection_specification.rb +++ b/activerecord/lib/active_record/connection_adapters/connection_specification.rb @@ -55,7 +55,7 @@ module ActiveRecord begin require path_to_adapter rescue Gem::LoadError => e - raise Gem::LoadError, "Specified '#{spec[:adapter]}' for database adapter, but the gem is not loaded. Add `gem '#{e.name}'` to your Gemfile." + raise Gem::LoadError, "Specified '#{spec[:adapter]}' for database adapter, but the gem is not loaded. Add `gem '#{e.name}'` to your Gemfile (and ensure its version is at the minimum required by ActiveRecord)." rescue LoadError => e raise LoadError, "Could not load '#{path_to_adapter}'. Make sure that the adapter in config/database.yml is valid. If you use an adapter other than 'mysql', 'mysql2', 'postgresql' or 'sqlite3' add the necessary adapter gem to the Gemfile.", e.backtrace end diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb index 41a47183e0..88c9494fc6 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb @@ -559,7 +559,7 @@ module ActiveRecord def set_field_encoding field_name field_name.force_encoding(client_encoding) if internal_enc = Encoding.default_internal - field_name = field_name.encoding(internal_enc) + field_name = field_name.encode!(internal_enc) end field_name end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb index 86b96a77fb..fa173d13a2 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb @@ -134,35 +134,31 @@ module ActiveRecord end def exec_query(sql, name = 'SQL', binds = []) - log(sql, name, binds) do - result = without_prepared_statement?(binds) ? exec_no_cache(sql, binds) : - exec_cache(sql, binds) - - types = {} - fields = result.fields - fields.each_with_index do |fname, i| - ftype = result.ftype i - fmod = result.fmod i - types[fname] = OID::TYPE_MAP.fetch(ftype, fmod) { |oid, mod| - warn "unknown OID: #{fname}(#{oid}) (#{sql})" - OID::Identity.new - } - end - - ret = ActiveRecord::Result.new(fields, result.values, types) - result.clear - return ret + result = without_prepared_statement?(binds) ? exec_no_cache(sql, name, binds) : + exec_cache(sql, name, binds) + + types = {} + fields = result.fields + fields.each_with_index do |fname, i| + ftype = result.ftype i + fmod = result.fmod i + types[fname] = OID::TYPE_MAP.fetch(ftype, fmod) { |oid, mod| + warn "unknown OID: #{fname}(#{oid}) (#{sql})" + OID::Identity.new + } end + + ret = ActiveRecord::Result.new(fields, result.values, types) + result.clear + return ret end def exec_delete(sql, name = 'SQL', binds = []) - log(sql, name, binds) do - result = binds.empty? ? exec_no_cache(sql, binds) : - exec_cache(sql, binds) - affected = result.cmd_tuples - result.clear - affected - end + result = without_prepared_statement?(binds) ? exec_no_cache(sql, name, binds) : + exec_cache(sql, name, binds) + affected = result.cmd_tuples + result.clear + affected end alias :exec_update :exec_delete @@ -218,18 +214,6 @@ module ActiveRecord def rollback_db_transaction execute "ROLLBACK" end - - def create_savepoint - execute("SAVEPOINT #{current_savepoint_name}") - end - - def rollback_to_savepoint - execute("ROLLBACK TO SAVEPOINT #{current_savepoint_name}") - end - - def release_savepoint - execute("RELEASE SAVEPOINT #{current_savepoint_name}") - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb index dab876af14..6c5792954f 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb @@ -234,6 +234,10 @@ module ActiveRecord ConnectionAdapters::PostgreSQLColumn.string_to_hstore value end + + def accessor + ActiveRecord::Store::StringKeyedHashAccessor + end end class Cidr < Type @@ -245,11 +249,19 @@ module ActiveRecord end class Json < Type + def type_cast_for_write(value) + ConnectionAdapters::PostgreSQLColumn.json_to_string value + end + def type_cast(value) return if value.nil? ConnectionAdapters::PostgreSQLColumn.string_to_json value end + + def accessor + ActiveRecord::Store::StringKeyedHashAccessor + end end class TypeMap 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 3fce8de1ba..5dc70a5ad1 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -46,7 +46,7 @@ module ActiveRecord end # Create a new PostgreSQL database. Options include <tt>:owner</tt>, <tt>:template</tt>, - # <tt>:encoding</tt>, <tt>:collation</tt>, <tt>:ctype</tt>, + # <tt>:encoding</tt> (defaults to utf8), <tt>:collation</tt>, <tt>:ctype</tt>, # <tt>:tablespace</tt>, and <tt>:connection_limit</tt> (note that MySQL uses # <tt>:charset</tt> while PostgreSQL uses <tt>:encoding</tt>). # diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index af240fab95..3668aecd4b 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -45,12 +45,12 @@ module ActiveRecord module ConnectionAdapters # PostgreSQL-specific extensions to column definitions in a table. class PostgreSQLColumn < Column #:nodoc: - attr_accessor :array, :default_function + attr_accessor :array # Instantiates a new PostgreSQL column definition in a table. def initialize(name, default, oid_type, sql_type = nil, null = true) @oid_type = oid_type default_value = self.class.extract_value_from_default(default) - @default_function = default if !default_value && default && default =~ /.+\(.*\)/ + if sql_type =~ /\[\]$/ @array = true super(name, default_value, sql_type[0..sql_type.length - 3], null) @@ -58,6 +58,8 @@ module ActiveRecord @array = false super(name, default_value, sql_type, null) end + + @default_function = default if has_default_function?(default_value, default) end # :stopdoc: @@ -146,8 +148,16 @@ module ActiveRecord @oid_type.type_cast value end + def accessor + @oid_type.accessor + end + private + def has_default_function?(default_value, default) + !default_value && (%r{\w+\(.*\)} === default) + end + def extract_limit(sql_type) case sql_type when /^bigint/i; 8 @@ -430,6 +440,7 @@ module ActiveRecord include ReferentialIntegrity include SchemaStatements include DatabaseStatements + include Savepoints # Returns 'PostgreSQL' as adapter name for identification purposes. def adapter_name @@ -441,7 +452,7 @@ module ActiveRecord def prepare_column_options(column, types) spec = super spec[:array] = 'true' if column.respond_to?(:array) && column.array - spec[:default] = "\"#{column.default_function}\"" if column.respond_to?(:default_function) && column.default_function + spec[:default] = "\"#{column.default_function}\"" if column.default_function spec end @@ -620,11 +631,6 @@ module ActiveRecord true end - # Returns true, since this connection adapter supports savepoints. - def supports_savepoints? - true - end - # Returns true. def supports_explain? true @@ -771,27 +777,29 @@ module ActiveRecord FEATURE_NOT_SUPPORTED = "0A000" # :nodoc: - def exec_no_cache(sql, binds) - @connection.async_exec(sql) + def exec_no_cache(sql, name, binds) + log(sql, name, binds) { @connection.async_exec(sql) } end - def exec_cache(sql, binds) + def exec_cache(sql, name, binds) stmt_key = prepare_statement(sql) - # Clear the queue - @connection.get_last_result - @connection.send_query_prepared(stmt_key, binds.map { |col, val| - type_cast(val, col) - }) - @connection.block - @connection.get_last_result - rescue PGError => e + log(sql, name, binds, stmt_key) do + @connection.send_query_prepared(stmt_key, binds.map { |col, val| + type_cast(val, col) + }) + @connection.block + @connection.get_last_result + end + rescue ActiveRecord::StatementInvalid => e + pgerror = e.original_exception + # Get the PG code for the failure. Annoyingly, the code for # prepared statements whose return value may have changed is # FEATURE_NOT_SUPPORTED. Check here for more details: # http://git.postgresql.org/gitweb/?p=postgresql.git;a=blob;f=src/backend/utils/cache/plancache.c#l573 begin - code = e.result.result_error_field(PGresult::PG_DIAG_SQLSTATE) + code = pgerror.result.result_error_field(PGresult::PG_DIAG_SQLSTATE) rescue raise e end @@ -816,6 +824,8 @@ module ActiveRecord unless @statements.key? sql_key nextkey = @statements.next_key @connection.prepare nextkey, sql + # Clear the queue + @connection.get_last_result @statements[sql_key] = nextkey end @statements[sql_key] diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb index 136094dcc9..e5ad08b6b0 100644 --- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb @@ -53,6 +53,23 @@ module ActiveRecord # # * <tt>:database</tt> - Path to the database file. class SQLite3Adapter < AbstractAdapter + include Savepoints + + NATIVE_DATABASE_TYPES = { + primary_key: 'INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL', + string: { name: "varchar", limit: 255 }, + text: { name: "text" }, + integer: { name: "integer" }, + float: { name: "float" }, + decimal: { name: "decimal" }, + datetime: { name: "datetime" }, + timestamp: { name: "datetime" }, + time: { name: "time" }, + date: { name: "date" }, + binary: { name: "blob" }, + boolean: { name: "boolean" } + } + class Version include Comparable @@ -181,11 +198,6 @@ module ActiveRecord true end - # Returns true - def supports_autoincrement? #:nodoc: - true - end - def supports_index_sort_order? true end @@ -198,20 +210,7 @@ module ActiveRecord end def native_database_types #:nodoc: - { - :primary_key => default_primary_key_type, - :string => { :name => "varchar", :limit => 255 }, - :text => { :name => "text" }, - :integer => { :name => "integer" }, - :float => { :name => "float" }, - :decimal => { :name => "decimal" }, - :datetime => { :name => "datetime" }, - :timestamp => { :name => "datetime" }, - :time => { :name => "time" }, - :date => { :name => "date" }, - :binary => { :name => "blob" }, - :boolean => { :name => "boolean" } - } + NATIVE_DATABASE_TYPES end # Returns the current database encoding format as a string, eg: 'UTF-8' @@ -351,18 +350,6 @@ module ActiveRecord exec_query(sql, name).rows end - def create_savepoint - execute("SAVEPOINT #{current_savepoint_name}") - end - - def rollback_to_savepoint - execute("ROLLBACK TO SAVEPOINT #{current_savepoint_name}") - end - - def release_savepoint - execute("RELEASE SAVEPOINT #{current_savepoint_name}") - end - def begin_db_transaction #:nodoc: log('begin transaction',nil) { @connection.transaction } end @@ -606,14 +593,6 @@ module ActiveRecord @sqlite_version ||= SQLite3Adapter::Version.new(select_value('select sqlite_version(*)')) end - def default_primary_key_type - if supports_autoincrement? - 'INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL' - else - 'INTEGER PRIMARY KEY NOT NULL' - end - end - def translate_exception(exception, message) case exception.message when /column(s)? .* (is|are) not unique/ |