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updating documentation to ensure line does not exceed 100 columns

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commit b8d9d9ce0a72218fa0891485063d3fcb3e77cae8 1 parent b29c23a
@neerajdotname neerajdotname authored
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216 activerecord/lib/active_record/base.rb
@@ -26,17 +26,19 @@
module ActiveRecord #:nodoc:
# = Active Record
#
- # Active Record objects don't specify their attributes directly, but rather infer them from the table definition with
- # which they're linked. Adding, removing, and changing attributes and their type is done directly in the database. Any change
- # is instantly reflected in the Active Record objects. The mapping that binds a given Active Record class to a certain
+ # Active Record objects don't specify their attributes directly, but rather infer them from
+ # the table definition with which they're linked. Adding, removing, and changing attributes
+ # and their type is done directly in the database. Any change is instantly reflected in the
+ # Active Record objects. The mapping that binds a given Active Record class to a certain
# database table will happen automatically in most common cases, but can be overwritten for the uncommon ones.
#
# See the mapping rules in table_name and the full example in link:files/README.html for more insight.
#
# == Creation
#
- # Active Records accept constructor parameters either in a hash or as a block. The hash method is especially useful when
- # you're receiving the data from somewhere else, like an HTTP request. It works like this:
+ # Active Records accept constructor parameters either in a hash or as a block. The hash
+ # method is especially useful when you're receiving the data from somewhere else, like an
+ # HTTP request. It works like this:
#
# user = User.new(:name => "David", :occupation => "Code Artist")
# user.name # => "David"
@@ -75,14 +77,17 @@ module ActiveRecord #:nodoc:
# end
# end
#
- # The <tt>authenticate_unsafely</tt> method inserts the parameters directly into the query and is thus susceptible to SQL-injection
- # attacks if the <tt>user_name</tt> and +password+ parameters come directly from an HTTP request. The <tt>authenticate_safely</tt> and
- # <tt>authenticate_safely_simply</tt> both will sanitize the <tt>user_name</tt> and +password+ before inserting them in the query,
- # which will ensure that an attacker can't escape the query and fake the login (or worse).
+ # The <tt>authenticate_unsafely</tt> method inserts the parameters directly into the query
+ # and is thus susceptible to SQL-injection attacks if the <tt>user_name</tt> and +password+
+ # parameters come directly from an HTTP request. The <tt>authenticate_safely</tt> and
+ # <tt>authenticate_safely_simply</tt> both will sanitize the <tt>user_name</tt> and +password+
+ # before inserting them in the query, which will ensure that an attacker can't escape the
+ # query and fake the login (or worse).
#
- # When using multiple parameters in the conditions, it can easily become hard to read exactly what the fourth or fifth
- # question mark is supposed to represent. In those cases, you can resort to named bind variables instead. That's done by replacing
- # the question marks with symbols and supplying a hash with values for the matching symbol keys:
+ # When using multiple parameters in the conditions, it can easily become hard to read exactly
+ # what the fourth or fifth question mark is supposed to represent. In those cases, you can
+ # resort to named bind variables instead. That's done by replacing the question marks with
+ # symbols and supplying a hash with values for the matching symbol keys:
#
# Company.where(
# "id = :id AND name = :name AND division = :division AND created_at > :accounting_date",
@@ -103,18 +108,19 @@ module ActiveRecord #:nodoc:
#
# Student.where(:grade => [9,11,12])
#
- # When joining tables, nested hashes or keys written in the form 'table_name.column_name' can be used to qualify the table name of a
- # particular condition. For instance:
+ # When joining tables, nested hashes or keys written in the form 'table_name.column_name'
+ # can be used to qualify the table name of a particular condition. For instance:
#
# Student.joins(:schools).where(:schools => { :type => 'public' })
# Student.joins(:schools).where('schools.type' => 'public' )
#
# == Overwriting default accessors
#
- # All column values are automatically available through basic accessors on the Active Record object, but sometimes you
- # want to specialize this behavior. This can be done by overwriting the default accessors (using the same
- # name as the attribute) and calling <tt>read_attribute(attr_name)</tt> and <tt>write_attribute(attr_name, value)</tt> to actually change things.
- # Example:
+ # All column values are automatically available through basic accessors on the Active Record
+ # object, but sometimes you want to specialize this behavior. This can be done by overwriting
+ # the default accessors (using the same name as the attribute) and calling
+ # <tt>read_attribute(attr_name)</tt> and <tt>write_attribute(attr_name, value)</tt> to actually
+ # change things.
#
# class Song < ActiveRecord::Base
# # Uses an integer of seconds to hold the length of the song
@@ -128,8 +134,8 @@ module ActiveRecord #:nodoc:
# end
# end
#
- # You can alternatively use <tt>self[:attribute]=(value)</tt> and <tt>self[:attribute]</tt> instead of <tt>write_attribute(:attribute, value)</tt> and
- # <tt>read_attribute(:attribute)</tt> as a shorter form.
+ # You can alternatively use <tt>self[:attribute]=(value)</tt> and <tt>self[:attribute]</tt>
+ # instead of <tt>write_attribute(:attribute, value)</tt> and <tt>read_attribute(:attribute)</tt>.
#
# == Attribute query methods
#
@@ -147,24 +153,29 @@ module ActiveRecord #:nodoc:
#
# == Accessing attributes before they have been typecasted
#
- # Sometimes you want to be able to read the raw attribute data without having the column-determined typecast run its course first.
- # That can be done by using the <tt><attribute>_before_type_cast</tt> accessors that all attributes have. For example, if your Account model
- # has a <tt>balance</tt> attribute, you can call <tt>account.balance_before_type_cast</tt> or <tt>account.id_before_type_cast</tt>.
+ # Sometimes you want to be able to read the raw attribute data without having the column-determined
+ # typecast run its course first. That can be done by using the <tt><attribute>_before_type_cast</tt>
+ # accessors that all attributes have. For example, if your Account model has a <tt>balance</tt> attribute,
+ # you can call <tt>account.balance_before_type_cast</tt> or <tt>account.id_before_type_cast</tt>.
#
- # This is especially useful in validation situations where the user might supply a string for an integer field and you want to display
- # the original string back in an error message. Accessing the attribute normally would typecast the string to 0, which isn't what you
- # want.
+ # This is especially useful in validation situations where the user might supply a string for an
+ # integer field and you want to display the original string back in an error message. Accessing the
+ # attribute normally would typecast the string to 0, which isn't what you want.
#
# == Dynamic attribute-based finders
#
- # Dynamic attribute-based finders are a cleaner way of getting (and/or creating) objects by simple queries without turning to SQL. They work by
- # appending the name of an attribute to <tt>find_by_</tt>, <tt>find_last_by_</tt>, or <tt>find_all_by_</tt>, so you get finders like <tt>Person.find_by_user_name</tt>,
- # <tt>Person.find_all_by_last_name</tt>, and <tt>Payment.find_by_transaction_id</tt>. So instead of writing
+ # Dynamic attribute-based finders are a cleaner way of getting (and/or creating) objects
+ # by simple queries without turning to SQL. They work by appending the name of an attribute
+ # to <tt>find_by_</tt>, <tt>find_last_by_</tt>, or <tt>find_all_by_</tt>, so you get finders
+ # like <tt>Person.find_by_user_name</tt>, <tt>Person.find_all_by_last_name</tt>, and
+ # <tt>Payment.find_by_transaction_id</tt>. So instead of writing
# <tt>Person.where(:user_name => user_name).first</tt>, you just do <tt>Person.find_by_user_name(user_name)</tt>.
- # And instead of writing <tt>Person.where(:last_name => last_name).all</tt>, you just do <tt>Person.find_all_by_last_name(last_name)</tt>.
+ # And instead of writing <tt>Person.where(:last_name => last_name).all</tt>, you just do
+ # <tt>Person.find_all_by_last_name(last_name)</tt>.
#
- # It's also possible to use multiple attributes in the same find by separating them with "_and_", so you get finders like
- # <tt>Person.find_by_user_name_and_password</tt> or even <tt>Payment.find_by_purchaser_and_state_and_country</tt>. So instead of writing
+ # It's also possible to use multiple attributes in the same find by separating them with "_and_",
+ # so you get finders like <tt>Person.find_by_user_name_and_password</tt> or even
+ # <tt>Payment.find_by_purchaser_and_state_and_country</tt>. So instead of writing
# <tt>Person.where(:user_name => user_name, :password => password).first</tt>, you just do
# <tt>Person.find_by_user_name_and_password(user_name, password)</tt>.
#
@@ -173,8 +184,10 @@ module ActiveRecord #:nodoc:
# Payment.order("created_on").find_all_by_amount(50)
# Payment.pending.find_last_by_amount(100)
#
- # The same dynamic finder style can be used to create the object if it doesn't already exist. This dynamic finder is called with
- # <tt>find_or_create_by_</tt> and will return the object if it already exists and otherwise creates it, then returns it. Protected attributes won't be set unless they are given in a block. For example:
+ # The same dynamic finder style can be used to create the object if it doesn't already exist.
+ # This dynamic finder is called with <tt>find_or_create_by_</tt> and will return the object if
+ # it already exists and otherwise creates it, then returns it. Protected attributes won't be set
+ # unless they are given in a block. For example:
#
# # No 'Summer' tag exists
# Tag.find_or_create_by_name("Summer") # equal to Tag.create(:name => "Summer")
@@ -185,23 +198,27 @@ module ActiveRecord #:nodoc:
# # Now 'Bob' exist and is an 'admin'
# User.find_or_create_by_name('Bob', :age => 40) { |u| u.admin = true }
#
- # Use the <tt>find_or_initialize_by_</tt> finder if you want to return a new record without saving it first. Protected attributes won't be set unless they are given in a block. For example:
+ # Use the <tt>find_or_initialize_by_</tt> finder if you want to return a new record without
+ # saving it first. Protected attributes won't be set unless they are given in a block.
#
# # No 'Winter' tag exists
# winter = Tag.find_or_initialize_by_name("Winter")
# winter.new_record? # true
#
# To find by a subset of the attributes to be used for instantiating a new object, pass a hash instead of
- # a list of parameters. For example:
+ # a list of parameters.
#
# Tag.find_or_create_by_name(:name => "rails", :creator => current_user)
#
- # That will either find an existing tag named "rails", or create a new one while setting the user that created it.
+ # That will either find an existing tag named "rails", or create a new one while setting the
+ # user that created it.
#
# == Saving arrays, hashes, and other non-mappable objects in text columns
#
- # Active Record can serialize any object in text columns using YAML. To do so, you must specify this with a call to the class method +serialize+.
- # This makes it possible to store arrays, hashes, and other non-mappable objects without doing any additional work. Example:
+ # Active Record can serialize any object in text columns using YAML. To do so, you must
+ # specify this with a call to the class method +serialize+.
+ # This makes it possible to store arrays, hashes, and other non-mappable objects without doing
+ # any additional work.
#
# class User < ActiveRecord::Base
# serialize :preferences
@@ -210,8 +227,8 @@ module ActiveRecord #:nodoc:
# user = User.create(:preferences => { "background" => "black", "display" => large })
# User.find(user.id).preferences # => { "background" => "black", "display" => large }
#
- # You can also specify a class option as the second parameter that'll raise an exception if a serialized object is retrieved as a
- # descendant of a class not in the hierarchy. Example:
+ # You can also specify a class option as the second parameter that'll raise an exception
+ # if a serialized object is retrieved as a descendant of a class not in the hierarchy.
#
# class User < ActiveRecord::Base
# serialize :preferences, Hash
@@ -222,52 +239,63 @@ module ActiveRecord #:nodoc:
#
# == Single table inheritance
#
- # Active Record allows inheritance by storing the name of the class in a column that by default is named "type" (can be changed
- # by overwriting <tt>Base.inheritance_column</tt>). This means that an inheritance looking like this:
+ # Active Record allows inheritance by storing the name of the class in a column that by
+ # default is named "type" (can be changed by overwriting <tt>Base.inheritance_column</tt>).
+ # This means that an inheritance looking like this:
#
# class Company < ActiveRecord::Base; end
# class Firm < Company; end
# class Client < Company; end
# class PriorityClient < Client; end
#
- # When you do <tt>Firm.create(:name => "37signals")</tt>, this record will be saved in the companies table with type = "Firm". You can then
- # fetch this row again using <tt>Company.where(:name => '37signals').first</tt> and it will return a Firm object.
+ # When you do <tt>Firm.create(:name => "37signals")</tt>, this record will be saved in
+ # the companies table with type = "Firm". You can then fetch this row again using
+ # <tt>Company.where(:name => '37signals').first</tt> and it will return a Firm object.
#
- # If you don't have a type column defined in your table, single-table inheritance won't be triggered. In that case, it'll work just
- # like normal subclasses with no special magic for differentiating between them or reloading the right type with find.
+ # If you don't have a type column defined in your table, single-table inheritance won't
+ # be triggered. In that case, it'll work just like normal subclasses with no special magic
+ # for differentiating between them or reloading the right type with find.
#
# Note, all the attributes for all the cases are kept in the same table. Read more:
# http://www.martinfowler.com/eaaCatalog/singleTableInheritance.html
#
# == Connection to multiple databases in different models
#
- # Connections are usually created through ActiveRecord::Base.establish_connection and retrieved by ActiveRecord::Base.connection.
- # All classes inheriting from ActiveRecord::Base will use this connection. But you can also set a class-specific connection.
- # For example, if Course is an ActiveRecord::Base, but resides in a different database, you can just say <tt>Course.establish_connection</tt>
+ # Connections are usually created through ActiveRecord::Base.establish_connection and retrieved
+ # by ActiveRecord::Base.connection. All classes inheriting from ActiveRecord::Base will use this
+ # connection. But you can also set a class-specific connection. For example, if Course is an
+ # ActiveRecord::Base, but resides in a different database, you can just say <tt>Course.establish_connection</tt>
# and Course and all of its subclasses will use this connection instead.
#
- # This feature is implemented by keeping a connection pool in ActiveRecord::Base that is a Hash indexed by the class. If a connection is
- # requested, the retrieve_connection method will go up the class-hierarchy until a connection is found in the connection pool.
+ # This feature is implemented by keeping a connection pool in ActiveRecord::Base that is
+ # a Hash indexed by the class. If a connection is requested, the retrieve_connection method
+ # will go up the class-hierarchy until a connection is found in the connection pool.
#
# == Exceptions
#
# * ActiveRecordError - Generic error class and superclass of all other errors raised by Active Record.
# * AdapterNotSpecified - The configuration hash used in <tt>establish_connection</tt> didn't include an
# <tt>:adapter</tt> key.
- # * AdapterNotFound - The <tt>:adapter</tt> key used in <tt>establish_connection</tt> specified a non-existent adapter
+ # * AdapterNotFound - The <tt>:adapter</tt> key used in <tt>establish_connection</tt> specified a
+ # non-existent adapter
# (or a bad spelling of an existing one).
- # * AssociationTypeMismatch - The object assigned to the association wasn't of the type specified in the association definition.
+ # * AssociationTypeMismatch - The object assigned to the association wasn't of the type
+ # specified in the association definition.
# * SerializationTypeMismatch - The serialized object wasn't of the class specified as the second parameter.
- # * ConnectionNotEstablished+ - No connection has been established. Use <tt>establish_connection</tt> before querying.
+ # * ConnectionNotEstablished+ - No connection has been established. Use <tt>establish_connection</tt>
+ # before querying.
# * RecordNotFound - No record responded to the +find+ method. Either the row with the given ID doesn't exist
# or the row didn't meet the additional restrictions. Some +find+ calls do not raise this exception to signal
# nothing was found, please check its documentation for further details.
# * StatementInvalid - The database server rejected the SQL statement. The precise error is added in the message.
# * MultiparameterAssignmentErrors - Collection of errors that occurred during a mass assignment using the
- # <tt>attributes=</tt> method. The +errors+ property of this exception contains an array of AttributeAssignmentError
+ # <tt>attributes=</tt> method. The +errors+ property of this exception contains an array of
+ # AttributeAssignmentError
# objects that should be inspected to determine which attributes triggered the errors.
- # * AttributeAssignmentError - An error occurred while doing a mass assignment through the <tt>attributes=</tt> method.
- # You can inspect the +attribute+ property of the exception object to determine which attribute triggered the error.
+ # * AttributeAssignmentError - An error occurred while doing a mass assignment through the
+ # <tt>attributes=</tt> method.
+ # You can inspect the +attribute+ property of the exception object to determine which attribute
+ # triggered the error.
#
# *Note*: The attributes listed are class-level attributes (accessible from both the class and instance level).
# So it's possible to assign a logger to the class through <tt>Base.logger=</tt> which will then be used by all
@@ -275,8 +303,9 @@ module ActiveRecord #:nodoc:
class Base
##
# :singleton-method:
- # Accepts a logger conforming to the interface of Log4r or the default Ruby 1.8+ Logger class, which is then passed
- # on to any new database connections made and which can be retrieved on both a class and instance level by calling +logger+.
+ # Accepts a logger conforming to the interface of Log4r or the default Ruby 1.8+ Logger class,
+ # which is then passed on to any new database connections made and which can be retrieved on both
+ # a class and instance level by calling +logger+.
cattr_accessor :logger, :instance_writer => false
class << self
@@ -323,21 +352,24 @@ def subclasses
##
# :singleton-method:
- # Accessor for the prefix type that will be prepended to every primary key column name. The options are :table_name and
- # :table_name_with_underscore. If the first is specified, the Product class will look for "productid" instead of "id" as
- # the primary column. If the latter is specified, the Product class will look for "product_id" instead of "id". Remember
+ # Accessor for the prefix type that will be prepended to every primary key column name.
+ # The options are :table_name and :table_name_with_underscore. If the first is specified,
+ # the Product class will look for "productid" instead of "id" as the primary column. If the
+ # latter is specified, the Product class will look for "product_id" instead of "id". Remember
# that this is a global setting for all Active Records.
cattr_accessor :primary_key_prefix_type, :instance_writer => false
@@primary_key_prefix_type = nil
##
# :singleton-method:
- # Accessor for the name of the prefix string to prepend to every table name. So if set to "basecamp_", all
- # table names will be named like "basecamp_projects", "basecamp_people", etc. This is a convenient way of creating a namespace
- # for tables in a shared database. By default, the prefix is the empty string.
+ # Accessor for the name of the prefix string to prepend to every table name. So if set
+ # to "basecamp_", all table names will be named like "basecamp_projects", "basecamp_people",
+ # etc. This is a convenient way of creating a namespace for tables in a shared database.
+ # By default, the prefix is the empty string.
#
- # If you are organising your models within modules you can add a prefix to the models within a namespace by defining
- # a singleton method in the parent module called table_name_prefix which returns your chosen prefix.
+ # If you are organising your models within modules you can add a prefix to the models within
+ # a namespace by defining a singleton method in the parent module called table_name_prefix which
+ # returns your chosen prefix.
class_attribute :table_name_prefix, :instance_writer => false
self.table_name_prefix = ""
@@ -358,8 +390,8 @@ def subclasses
##
# :singleton-method:
- # Determines whether to use Time.local (using :local) or Time.utc (using :utc) when pulling dates and times from the database.
- # This is set to :local by default.
+ # Determines whether to use Time.local (using :local) or Time.utc (using :utc) when pulling
+ # dates and times from the database. This is set to :local by default.
cattr_accessor :default_timezone, :instance_writer => false
@@default_timezone = :local
@@ -505,15 +537,18 @@ def serialize(attr_name, class_name = Object)
serialized_attributes[attr_name.to_s] = class_name
end
- # Returns a hash of all the attributes that have been specified for serialization as keys and their class restriction as values.
+ # Returns a hash of all the attributes that have been specified for serialization as
+ # keys and their class restriction as values.
def serialized_attributes
read_inheritable_attribute(:attr_serialized) or write_inheritable_attribute(:attr_serialized, {})
end
- # Guesses the table name (in forced lower-case) based on the name of the class in the inheritance hierarchy descending
- # directly from ActiveRecord::Base. So if the hierarchy looks like: Reply < Message < ActiveRecord::Base, then Message is used
- # to guess the table name even when called on Reply. The rules used to do the guess are handled by the Inflector class
- # in Active Support, which knows almost all common English inflections. You can add new inflections in config/initializers/inflections.rb.
+ # Guesses the table name (in forced lower-case) based on the name of the class in the
+ # inheritance hierarchy descending directly from ActiveRecord::Base. So if the hierarchy
+ # looks like: Reply < Message < ActiveRecord::Base, then Message is used
+ # to guess the table name even when called on Reply. The rules used to do the guess
+ # are handled by the Inflector class in Active Support, which knows almost all common
+ # English inflections. You can add new inflections in config/initializers/inflections.rb.
#
# Nested classes are given table names prefixed by the singular form of
# the parent's table name. Enclosing modules are not considered.
@@ -923,15 +958,18 @@ def compute_table_name
end
end
- # Enables dynamic finders like <tt>find_by_user_name(user_name)</tt> and <tt>find_by_user_name_and_password(user_name, password)</tt>
- # that are turned into <tt>where(:user_name => user_name).first</tt> and <tt>where(:user_name => user_name, :password => :password).first</tt>
- # respectively. Also works for <tt>all</tt> by using <tt>find_all_by_amount(50)</tt> that is turned into <tt>where(:amount => 50).all</tt>.
+ # Enables dynamic finders like <tt>find_by_user_name(user_name)</tt> and
+ # <tt>find_by_user_name_and_password(user_name, password)</tt> that are turned into
+ # <tt>where(:user_name => user_name).first</tt> and
+ # <tt>where(:user_name => user_name, :password => :password).first</tt>
+ # respectively. Also works for <tt>all</tt> by using <tt>find_all_by_amount(50)</tt>
+ # that is turned into <tt>where(:amount => 50).all</tt>.
#
- # It's even possible to use all the additional parameters to +find+. For example, the full interface for +find_all_by_amount+
- # is actually <tt>find_all_by_amount(amount, options)</tt>.
+ # It's even possible to use all the additional parameters to +find+. For example, the
+ # full interface for +find_all_by_amount+ is actually <tt>find_all_by_amount(amount, options)</tt>.
#
- # Each dynamic finder, scope or initializer/creator is also defined in the class after it is first invoked, so that future
- # attempts to use it do not run through method_missing.
+ # Each dynamic finder, scope or initializer/creator is also defined in the class after it
+ # is first invoked, so that future attempts to use it do not run through method_missing.
def method_missing(method_id, *arguments, &block)
if match = DynamicFinderMatch.match(method_id)
attribute_names = match.attribute_names
@@ -1607,10 +1645,11 @@ def clone_attribute_value(reader_method, attribute_name)
private
- # Sets the attribute used for single table inheritance to this class name if this is not the ActiveRecord::Base descendant.
- # Considering the hierarchy Reply < Message < ActiveRecord::Base, this makes it possible to do Reply.new without having to
- # set <tt>Reply[Reply.inheritance_column] = "Reply"</tt> yourself. No such attribute would be set for objects of the
- # Message class in that example.
+ # Sets the attribute used for single table inheritance to this class name if this is not the
+ # ActiveRecord::Base descendant.
+ # Considering the hierarchy Reply < Message < ActiveRecord::Base, this makes it possible to
+ # do Reply.new without having to set <tt>Reply[Reply.inheritance_column] = "Reply"</tt> yourself.
+ # No such attribute would be set for objects of the Message class in that example.
def ensure_proper_type
unless self.class.descends_from_active_record?
write_attribute(self.class.inheritance_column, self.class.sti_name)
@@ -1659,8 +1698,9 @@ def interpolate_sql(sql, record = nil)
# by calling new on the column type or aggregation type (through composed_of) object with these parameters.
# So having the pairs written_on(1) = "2004", written_on(2) = "6", written_on(3) = "24", will instantiate
# written_on (a date type) with Date.new("2004", "6", "24"). You can also specify a typecast character in the
- # parentheses to have the parameters typecasted before they're used in the constructor. Use i for Fixnum, f for Float,
- # s for String, and a for Array. If all the values for a given attribute are empty, the attribute will be set to nil.
+ # parentheses to have the parameters typecasted before they're used in the constructor. Use i for Fixnum,
+ # f for Float, s for String, and a for Array. If all the values for a given attribute are empty, the
+ # attribute will be set to nil.
def assign_multiparameter_attributes(pairs)
execute_callstack_for_multiparameter_attributes(
extract_callstack_for_multiparameter_attributes(pairs)
View
14 activerecord/lib/active_record/relation.rb
@@ -67,7 +67,8 @@ def to_a
preload += @includes_values unless eager_loading?
preload.each {|associations| @klass.send(:preload_associations, @records, associations) }
- # @readonly_value is true only if set explicitly. @implicit_readonly is true if there are JOINS and no explicit SELECT.
+ # @readonly_value is true only if set explicitly. @implicit_readonly is true if there
+ # are JOINS and no explicit SELECT.
readonly = @readonly_value.nil? ? @implicit_readonly : @readonly_value
@records.each { |record| record.readonly! } if readonly
@@ -130,7 +131,8 @@ def scoping
# ==== Parameters
#
# * +updates+ - A string, array, or hash representing the SET part of an SQL statement.
- # * +conditions+ - A string, array, or hash representing the WHERE part of an SQL statement. See conditions in the intro.
+ # * +conditions+ - A string, array, or hash representing the WHERE part of an SQL statement.
+ # See conditions in the intro.
# * +options+ - Additional options are <tt>:limit</tt> and <tt>:order</tt>, see the examples for usage.
#
# ==== Examples
@@ -144,7 +146,7 @@ def scoping
# # Update all avatars migrated more than a week ago
# Avatar.update_all ['migrated_at = ?', Time.now.utc], ['migrated_at > ?', 1.week.ago]
#
- # # Update all books that match our conditions, but limit it to 5 ordered by date
+ # # Update all books that match conditions, but limit it to 5 ordered by date
# Book.update_all "author = 'David'", "title LIKE '%Rails%'", :order => 'created_at', :limit => 5
def update_all(updates, conditions = nil, options = {})
if conditions || options.present?
@@ -165,14 +167,14 @@ def update_all(updates, conditions = nil, options = {})
# ==== Parameters
#
# * +id+ - This should be the id or an array of ids to be updated.
- # * +attributes+ - This should be a hash of attributes to be set on the object, or an array of hashes.
+ # * +attributes+ - This should be a hash of attributes or an array of hashes.
#
# ==== Examples
#
- # # Updating one record:
+ # # Updates one record
# Person.update(15, :user_name => 'Samuel', :group => 'expert')
#
- # # Updating multiple records:
+ # # Updates multiple records
# people = { 1 => { "first_name" => "David" }, 2 => { "first_name" => "Jeremy" } }
# Person.update(people.keys, people.values)
def update(id, attributes)
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