diff options
Diffstat (limited to 'railties/guides')
| -rw-r--r-- | railties/guides/code/getting_started/config/application.rb | 5 | ||||
| -rw-r--r-- | railties/guides/code/getting_started/config/environments/test.rb | 5 | ||||
| -rw-r--r-- | railties/guides/source/migrations.textile | 2 |
3 files changed, 6 insertions, 6 deletions
diff --git a/railties/guides/code/getting_started/config/application.rb b/railties/guides/code/getting_started/config/application.rb index e914b5a80e..e16da30f72 100644 --- a/railties/guides/code/getting_started/config/application.rb +++ b/railties/guides/code/getting_started/config/application.rb @@ -39,6 +39,11 @@ module Blog # Configure sensitive parameters which will be filtered from the log file. config.filter_parameters += [:password] + # Use SQL instead of Active Record's schema dumper when creating the database. + # This is necessary if your schema can't be completely dumped by the schema dumper, + # like if you have constraints or database-specific column types + # config.active_record.schema_format = :sql + # Enable the asset pipeline config.assets.enabled = true diff --git a/railties/guides/code/getting_started/config/environments/test.rb b/railties/guides/code/getting_started/config/environments/test.rb index 833241ace3..08697cbbc9 100644 --- a/railties/guides/code/getting_started/config/environments/test.rb +++ b/railties/guides/code/getting_started/config/environments/test.rb @@ -29,11 +29,6 @@ Blog::Application.configure do # ActionMailer::Base.deliveries array. config.action_mailer.delivery_method = :test - # Use SQL instead of Active Record's schema dumper when creating the test database. - # This is necessary if your schema can't be completely dumped by the schema dumper, - # like if you have constraints or database-specific column types - # config.active_record.schema_format = :sql - # Print deprecation notices to the stderr config.active_support.deprecation = :stderr diff --git a/railties/guides/source/migrations.textile b/railties/guides/source/migrations.textile index 23e36b39f9..5b52a93853 100644 --- a/railties/guides/source/migrations.textile +++ b/railties/guides/source/migrations.textile @@ -658,7 +658,7 @@ In many ways this is exactly what it is. This file is created by inspecting the There is however a trade-off: +db/schema.rb+ cannot express database specific items such as foreign key constraints, triggers, or stored procedures. While in a migration you can execute custom SQL statements, the schema dumper cannot reconstitute those statements from the database. If you are using features like this, then you should set the schema format to +:sql+. -Instead of using Active Record's schema dumper, the database's structure will be dumped using a tool specific to the database (via the +db:structure:dump+ Rake task) into +db/#{Rails.env}_structure.sql+. For example, for the PostgreSQL RDBMS, the +pg_dump+ utility is used. For MySQL, this file will contain the output of +SHOW CREATE TABLE+ for the various tables. Loading these schemas is simply a question of executing the SQL statements they contain. By definition, this will create a perfect copy of the database's structure. Using the +:sql+ schema format will, however, prevent loading the schema into a RDBMS other than the one used to create it. +Instead of using Active Record's schema dumper, the database's structure will be dumped using a tool specific to the database (via the +db:structure:dump+ Rake task) into +db/structure.sql+. For example, for the PostgreSQL RDBMS, the +pg_dump+ utility is used. For MySQL, this file will contain the output of +SHOW CREATE TABLE+ for the various tables. Loading these schemas is simply a question of executing the SQL statements they contain. By definition, this will create a perfect copy of the database's structure. Using the +:sql+ schema format will, however, prevent loading the schema into a RDBMS other than the one used to create it. h4. Schema Dumps and Source Control |