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author | Pratik Naik <pratiknaik@gmail.com> | 2008-05-16 23:01:32 +0100 |
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committer | Pratik Naik <pratiknaik@gmail.com> | 2008-05-16 23:21:35 +0100 |
commit | 46f30f902fb5e705683dea19ec22179c61e5f208 (patch) | |
tree | a733a5c24ba1411968e448185a7097be1151e63a /activerecord/lib/active_record/connection_adapters/abstract | |
parent | 345f030c5b6c0a28ddde56c80a1112b00d345c79 (diff) | |
download | rails-46f30f902fb5e705683dea19ec22179c61e5f208.tar.gz rails-46f30f902fb5e705683dea19ec22179c61e5f208.tar.bz2 rails-46f30f902fb5e705683dea19ec22179c61e5f208.zip |
Merge documentation changes from docrails.
commit 0fc3381aa5359f31b36057d7bfba2e0eb6a3c064
Author: Xavier Noria <fxn@hashref.com>
Date: Fri May 16 23:44:51 2008 +0200
Conventions. Formatting. Revising docs all over the rails.
This revision encourages the modern resource-oriented form_for usage. In addition corrects some markup and other details.
commit 70e4bcf5cb039bea073851faed2df9f465e6f2f8
Author: Chris Kampmeier <chris@kampers.net>
Date: Fri May 16 12:09:46 2008 -0700
Fix a couple spelling errors in docs
commit 6ea5e4208f724b50e774e6a1af027336c3ee3de1
Author: Chris O'Sullivan <thechrisoshow@gmail.com>
Date: Fri May 16 16:09:11 2008 +0100
Added docs about source_type for has_one association
commit a01a0178be297b0eb62909819a15a01c6b69a841
Author: miloops <miloops@gmail.com>
Date: Wed May 14 09:22:39 2008 +0000
Change migration generator USAGE to explain the timestamped migrations behaviour
commit 4e2bc02163aa646ab1304b1b5bec98a7af8927f5
Author: Xavier Noria <fxn@hashref.com>
Date: Fri May 16 00:43:03 2008 +0200
minor revision in url_for docs
Made explicit that RESTful and controller/action styles are not interchangeable, and revised some markup.
commit d6ecce66f4e125531875006eea8022b73fe135b5
Author: Michael Hartl <michael@michaelhartl.com>
Date: Thu May 15 10:46:40 2008 -0700
Expanded and updated the link_to documentation
commit b8c46c86f0b785f6afc3c58eeb1b347543f5901e
Author: Cody Fauser <cody@jadedpixel.com>
Date: Wed May 14 09:10:02 2008 -0400
Improve and cleanup ActionMailer documentation
commit 9546ee299952c86329c4854f9b3776382c0575ff
Author: Yehuda Katz <wycats@gmail.com>
Date: Mon May 12 23:41:43 2008 -0700
Add documentation for Inflector.inflections
commit cbd5db8f5165f013069b02414f9bf762d88f619f
Author: Manik Juneja <mjuneja@manik-junejas-computer.local>
Date: Mon May 12 23:43:31 2008 +0530
minor changes in railties/README. Added dbconsole introduction
commit 130a280ddee1f96ccf378b52c17ee742b5e54f4a
Author: Gaurav Sharma <gaurav@norbauer.com>
Date: Mon May 12 18:00:19 2008 +0530
adding documentation for cached_attributes
commit 164c9586480f0a02522ea15ec7fb42c6a783a74d
Author: TomK32 <tomk32@tomk32.de>
Date: Mon May 12 10:59:33 2008 +0200
proper heading for "Example:"
commit 35634feb474cc55fbc95edeffe98cec241d45f23
Author: Matt Boehlig <thetamind@gmail.com>
Date: Sun May 11 16:46:07 2008 -0500
Cleanup whitespace and change_table documentation
commit 80bba28a1a56a0cafeb0fc94659905e88129bc31
Author: Xavier Noria <fxn@hashref.com>
Date: Sun May 11 02:54:02 2008 +0200
documented the source annotation extractor
commit e6823bb1650d9b0fea58bd2d355f388961a408b3
Author: Mike Mondragon <mikemondragon@gmail.com>
Date: Fri May 9 13:49:56 2008 -0700
Added additional information about processing email with ActionMailer and the strategy one might want to employ to do so.
commit e6afd8b2736364322b673bbdcca3e9b38b6d3da0
Author: Xavier Noria <fxn@hashref.com>
Date: Thu May 8 23:49:36 2008 +0200
corrected and completed docs of increment/decrement/toggle in AR::Base
commit 2fead68b3192332eee27945ed95a94a64ca73f70
Author: Austin Putman <austin@emmanuel.local>
Date: Wed May 7 19:35:46 2008 -0700
Documented class methods on ActionController::Routing. These are dangerous, and mostly used for testing.
commit f5b84182dbc39bea79c8ee319c688d00fa99f9d1
Author: Teflon Ted <github@rudiment.net>
Date: Wed May 7 16:08:49 2008 -0400
Added explanation about errant inflections not being patched in the future in order to avoid breaking legacy applications.
commit 370f4f51722cec49ace17093d29e9ce9e8f15cfb
Author: Sunny Ripert <negatif@gmail.com>
Date: Wed May 7 14:00:59 2008 +0200
Applied list conventions in AR::Base
commit 5bd18429f09d44e75191bec42a6db04bd33f3030
Author: Sunny Ripert <negatif@gmail.com>
Date: Wed May 7 13:53:35 2008 +0200
Renamed Options list to Attributes list whenever they weren't option hashes in AR::Base
commit 2fa628e34b25166afb49e3afeea87e770ab84256
Author: Xavier Noria <fxn@hashref.com>
Date: Wed May 7 11:52:33 2008 +0200
revised details in Exceptions section of AR::Base docs
commit d912bd5672316454457ae83f6e9dda5197beeb6f
Author: Yaroslav Markin <yaroslav@markin.net>
Date: Wed May 7 13:50:28 2008 +0400
Add a filter_parameter_logging usage hint to generated ApplicationController.
This may help to remind the developer to filter sensitive information from application logs.
Closes #11578
commit f81d771f0657ae8375b84a77a059812cce5d6fd9
Author: Jack Danger Canty <git@6brand.com>
Date: Tue May 6 23:35:05 2008 -0700
doc: ActiveRecord::Reflection::AssociationReflection#through_reflection
Added documentation demonstrating the use of #through_reflection for
finding intervening reflection objects for HasManyThrough
and HasOneThrough.
commit ae6b46f00b5b8b2939c6b37ce3329c83de7e71db
Author: Cheah Chu Yeow <chuyeow@gmail.com>
Date: Wed May 7 13:47:41 2008 +0800
Document AttributeAssignmentError and MultiparameterAssignmentErrors.
commit 8f463550b597db2156b67733f31aed13487fbc3a
Author: John Barnette <jbarnette@gmail.com>
Date: Tue May 6 22:46:44 2008 -0700
Killing/fixing a bunch of outdated language in the AR README.
commit 284a930a93fbee16e25d06392779dbf2f03e9e12
Author: Jonathan Dance <jd@wuputah.com>
Date: Tue May 6 14:58:26 2008 -0400
improvements to the page caching docs
commit 9482da621390c874da7c921c8bd6230caae7035a
Author: Sunny Ripert <negatif@gmail.com>
Date: Mon May 5 18:13:40 2008 +0200
validates_numericality_of() "integer" option really is "only_integer"
commit e9afd6790a8f530528f6597a7f59bb283be754f6
Author: Sunny Ripert <negatif@gmail.com>
Date: Mon May 5 12:11:59 2008 +0200
Harmonized hash notation in AR::Base
commit 67ebf14a91ffd970b582be4ff2991d691a9cf3e1
Author: Sunny Ripert <negatif@gmail.com>
Date: Mon May 5 12:06:19 2008 +0200
Turned options into rdoc-lists in AR::Base
commit 0ec7c0a41d889d4e5382b9dff72f1aaba89bf297
Author: Marshall Huss <mwhuss@Macbook.local>
Date: Sun May 4 23:21:33 2008 -0400
Added information of how to set element_name in the case the user has a name confliction with an existing model
Signed-off-by: Pratik Naik <pratiknaik@gmail.com>
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb | 90 | ||||
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb | 20 |
2 files changed, 54 insertions, 56 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 d73ffc3da6..fdb18b234c 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb @@ -18,11 +18,11 @@ module ActiveRecord # # +name+ is the column's name, as in <tt><b>supplier_id</b> int(11)</tt>. # +default+ is the type-casted default value, such as <tt>sales_stage varchar(20) default <b>'new'</b></tt>. - # +sql_type+ is only used to extract the column's length, if necessary. For example, <tt>company_name varchar(<b>60</b>)</tt>. + # +sql_type+ is only used to extract the column's length, if necessary. For example, <tt>company_name varchar(<b>60</b>)</tt>. # +null+ determines if this column allows +NULL+ values. def initialize(name, default, sql_type = nil, null = true) @name, @sql_type, @null = name, sql_type, null - @limit, @precision, @scale = extract_limit(sql_type), extract_precision(sql_type), extract_scale(sql_type) + @limit, @precision, @scale = extract_limit(sql_type), extract_precision(sql_type), extract_scale(sql_type) @type = simplified_type(sql_type) @default = extract_default(default) @@ -172,7 +172,7 @@ module ActiveRecord def new_time(year, mon, mday, hour, min, sec, microsec) # Treat 0000-00-00 00:00:00 as nil. return nil if year.nil? || year == 0 - + Time.time_with_datetime_fallback(Base.default_timezone, year, mon, mday, hour, min, sec, microsec) rescue nil end @@ -250,11 +250,11 @@ module ActiveRecord end class ColumnDefinition < Struct.new(:base, :name, :type, :limit, :precision, :scale, :default, :null) #:nodoc: - + def sql_type base.type_to_sql(type.to_sym, limit, precision, scale) rescue type end - + def to_sql column_sql = "#{base.quote_column_name(name)} #{sql_type}" add_column_options!(column_sql, :null => null, :default => default) unless type.to_sym == :primary_key @@ -309,39 +309,39 @@ module ActiveRecord # * <tt>:default</tt> - # The column's default value. Use nil for NULL. # * <tt>:null</tt> - - # Allows or disallows +NULL+ values in the column. This option could + # Allows or disallows +NULL+ values in the column. This option could # have been named <tt>:null_allowed</tt>. # * <tt>:precision</tt> - - # Specifies the precision for a <tt>:decimal</tt> column. + # Specifies the precision for a <tt>:decimal</tt> column. # * <tt>:scale</tt> - - # Specifies the scale for a <tt>:decimal</tt> column. + # Specifies the scale for a <tt>:decimal</tt> column. # # Please be aware of different RDBMS implementations behavior with # <tt>:decimal</tt> columns: # * The SQL standard says the default scale should be 0, <tt>:scale</tt> <= # <tt>:precision</tt>, and makes no comments about the requirements of # <tt>:precision</tt>. - # * MySQL: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..30]. + # * MySQL: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..30]. # Default is (10,0). - # * PostgreSQL: <tt>:precision</tt> [1..infinity], + # * PostgreSQL: <tt>:precision</tt> [1..infinity], # <tt>:scale</tt> [0..infinity]. No default. - # * SQLite2: Any <tt>:precision</tt> and <tt>:scale</tt> may be used. + # * SQLite2: Any <tt>:precision</tt> and <tt>:scale</tt> may be used. # Internal storage as strings. No default. # * SQLite3: No restrictions on <tt>:precision</tt> and <tt>:scale</tt>, # but the maximum supported <tt>:precision</tt> is 16. No default. - # * Oracle: <tt>:precision</tt> [1..38], <tt>:scale</tt> [-84..127]. + # * Oracle: <tt>:precision</tt> [1..38], <tt>:scale</tt> [-84..127]. # Default is (38,0). - # * DB2: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..62]. + # * DB2: <tt>:precision</tt> [1..63], <tt>:scale</tt> [0..62]. # Default unknown. - # * Firebird: <tt>:precision</tt> [1..18], <tt>:scale</tt> [0..18]. + # * Firebird: <tt>:precision</tt> [1..18], <tt>:scale</tt> [0..18]. # Default (9,0). Internal types NUMERIC and DECIMAL have different # storage rules, decimal being better. - # * FrontBase?: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. + # * FrontBase?: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. # Default (38,0). WARNING Max <tt>:precision</tt>/<tt>:scale</tt> for # NUMERIC is 19, and DECIMAL is 38. - # * SqlServer?: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. + # * SqlServer?: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. # Default (38,0). - # * Sybase: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. + # * Sybase: <tt>:precision</tt> [1..38], <tt>:scale</tt> [0..38]. # Default (38,0). # * OpenBase?: Documentation unclear. Claims storage in <tt>double</tt>. # @@ -394,7 +394,7 @@ module ActiveRecord # t.timestamps # end # - # There's a short-hand method for each of the type values declared at the top. And then there's + # There's a short-hand method for each of the type values declared at the top. And then there's # TableDefinition#timestamps that'll add created_at and updated_at as datetimes. # # TableDefinition#references will add an appropriately-named _id column, plus a corresponding _type @@ -434,13 +434,13 @@ module ActiveRecord def #{column_type}(*args) options = args.extract_options! column_names = args - + column_names.each { |name| column(name, '#{column_type}', options) } end EOV end - - # Appends <tt>:datetime</tt> columns <tt>:created_at</tt> and + + # Appends <tt>:datetime</tt> columns <tt>:created_at</tt> and # <tt>:updated_at</tt> to the table. def timestamps column(:created_at, :datetime) @@ -458,7 +458,7 @@ module ActiveRecord alias :belongs_to :references # Returns a String whose contents are the column definitions - # concatenated together. This string can then be prepended and appended to + # concatenated together. This string can then be prepended and appended to # to generate the final SQL to create the table. def to_sql @columns * ', ' @@ -510,15 +510,15 @@ module ActiveRecord # Adds a new column to the named table. # See TableDefinition#column for details of the options you can use. - # ===== Examples - # ====== Creating a simple columns + # ===== Example + # ====== Creating a simple column # t.column(:name, :string) def column(column_name, type, options = {}) @base.add_column(@table_name, column_name, type, options) end - # Adds a new index to the table. +column_name+ can be a single Symbol, or - # an Array of Symbols. See SchemaStatements#add_index + # Adds a new index to the table. +column_name+ can be a single Symbol, or + # an Array of Symbols. See SchemaStatements#add_index # # ===== Examples # ====== Creating a simple index @@ -531,8 +531,8 @@ module ActiveRecord @base.add_index(@table_name, column_name, options) end - # Adds timestamps (created_at and updated_at) columns to the table. See SchemaStatements#timestamps - # ===== Examples + # Adds timestamps (created_at and updated_at) columns to the table. See SchemaStatements#add_timestamps + # ===== Example # t.timestamps def timestamps @base.add_timestamps(@table_name) @@ -547,7 +547,7 @@ module ActiveRecord @base.change_column(@table_name, column_name, type, options) end - # Sets a new default value for a column. See + # Sets a new default value for a column. See SchemaStatements#change_column_default # ===== Examples # t.change_default(:qualification, 'new') # t.change_default(:authorized, 1) @@ -559,27 +559,27 @@ module ActiveRecord # ===== Examples # t.remove(:qualification) # t.remove(:qualification, :experience) - # t.removes(:qualification, :experience) def remove(*column_names) @base.remove_column(@table_name, column_names) end - # Remove the given index from the table. + # Removes the given index from the table. # - # Remove the suppliers_name_index in the suppliers table. + # ===== Examples + # ====== Remove the suppliers_name_index in the suppliers table # t.remove_index :name - # Remove the index named accounts_branch_id_index in the accounts table. + # ====== Remove the index named accounts_branch_id_index in the accounts table # t.remove_index :column => :branch_id - # Remove the index named accounts_branch_id_party_id_index in the accounts table. + # ====== Remove the index named accounts_branch_id_party_id_index in the accounts table # t.remove_index :column => [:branch_id, :party_id] - # Remove the index named by_branch_party in the accounts table. + # ====== Remove the index named by_branch_party in the accounts table # t.remove_index :name => :by_branch_party def remove_index(options = {}) @base.remove_index(@table_name, options) end # Removes the timestamp columns (created_at and updated_at) from the table. - # ===== Examples + # ===== Example # t.remove_timestamps def remove_timestamps @base.remove_timestamps(@table_name) @@ -592,12 +592,11 @@ module ActiveRecord @base.rename_column(@table_name, column_name, new_column_name) end - # Adds a reference. Optionally adds a +type+ column. <tt>reference</tt>, - # <tt>references</tt> and <tt>belongs_to</tt> are all acceptable - # ===== Example + # Adds a reference. Optionally adds a +type+ column. + # <tt>references</tt> and <tt>belongs_to</tt> are acceptable. + # ===== Examples # t.references(:goat) # t.references(:goat, :polymorphic => true) - # t.references(:goat) # t.belongs_to(:goat) def references(*args) options = args.extract_options! @@ -609,12 +608,11 @@ module ActiveRecord end alias :belongs_to :references - # Adds a reference. Optionally removes a +type+ column. <tt>remove_reference</tt>, - # <tt>remove_references</tt> and <tt>remove_belongs_to</tt> are all acceptable - # ===== Example - # t.remove_reference(:goat) - # t.remove_reference(:goat, :polymorphic => true) + # Removes a reference. Optionally removes a +type+ column. + # <tt>remove_references</tt> and <tt>remove_belongs_to</tt> are acceptable. + # ===== Examples # t.remove_references(:goat) + # t.remove_references(:goat, :polymorphic => true) # t.remove_belongs_to(:goat) def remove_references(*args) options = args.extract_options! @@ -627,7 +625,7 @@ module ActiveRecord alias :remove_belongs_to :remove_references # Adds a column or columns of a specified type - # ===== Example + # ===== Examples # t.string(:goat) # t.string(:goat, :sheep) %w( string text integer float decimal datetime timestamp time date binary boolean ).each do |column_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 1594be40e2..ac24e920fe 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb @@ -13,7 +13,7 @@ module ActiveRecord 255 end - # Truncates a table alias according to the limits of the current adapter. + # Truncates a table alias according to the limits of the current adapter. def table_alias_for(table_name) table_name[0..table_alias_length-1].gsub(/\./, '_') end @@ -152,7 +152,7 @@ module ActiveRecord # t.remove :company # end # - # ====== Remove a column + # ====== Remove several columns # change_table(:suppliers) do |t| # t.remove :company_id # t.remove :width, :height @@ -168,7 +168,7 @@ module ActiveRecord def change_table(table_name) yield Table.new(table_name, self) end - + # Renames a table. # ===== Example # rename_table('octopuses', 'octopi') @@ -199,7 +199,7 @@ module ActiveRecord end end alias :remove_columns :remove_column - + # Changes the column's definition according to the new options. # See TableDefinition#column for details of the options you can use. # ===== Examples @@ -389,7 +389,7 @@ module ActiveRecord def distinct(columns, order_by) "DISTINCT #{columns}" end - + # ORDER BY clause for the passed order option. # PostgreSQL overrides this due to its stricter standards compliance. def add_order_by_for_association_limiting!(sql, options) @@ -401,17 +401,17 @@ module ActiveRecord # add_timestamps(:suppliers) def add_timestamps(table_name) add_column table_name, :created_at, :datetime - add_column table_name, :updated_at, :datetime + add_column table_name, :updated_at, :datetime end - + # Removes the timestamp columns (created_at and updated_at) from the table definition. # ===== Examples # remove_timestamps(:suppliers) def remove_timestamps(table_name) - remove_column table_name, :updated_at - remove_column table_name, :created_at + remove_column table_name, :updated_at + remove_column table_name, :created_at end - + protected def options_include_default?(options) options.include?(:default) && !(options[:null] == false && options[:default].nil?) |