• 模块 ActiveRecord::ConnectionAdapters::ColumnMethods
• 模块 ActiveRecord::ConnectionAdapters::DatabaseLimits
• 模块 ActiveRecord::ConnectionAdapters::DatabaseStatements
• 模块 ActiveRecord::ConnectionAdapters::Deduplicable
• 模块 ActiveRecord::ConnectionAdapters::MySQL
• 模块 ActiveRecord::ConnectionAdapters::Mysql2
• 模块 ActiveRecord::ConnectionAdapters::PostgreSQL
• 模块 ActiveRecord::ConnectionAdapters::QueryCache
• 模块 ActiveRecord::ConnectionAdapters::Quoting
• 模块 ActiveRecord::ConnectionAdapters::SQLite3
• 模块 ActiveRecord::ConnectionAdapters::Savepoints
• 模块 ActiveRecord::ConnectionAdapters::SchemaStatements
• 模块 ActiveRecord::ConnectionAdapters::Trilogy
• 类 ActiveRecord::ConnectionAdapters::AbstractAdapter
• 类 ActiveRecord::ConnectionAdapters::AbstractMysqlAdapter
• 类 ActiveRecord::ConnectionAdapters::BoundSchemaReflection
• 类 ActiveRecord::ConnectionAdapters::Column
• 类 ActiveRecord::ConnectionAdapters::ConnectionHandler
• 类 ActiveRecord::ConnectionAdapters::ConnectionPool
• 类 ActiveRecord::ConnectionAdapters::Mysql2Adapter
• 类 ActiveRecord::ConnectionAdapters::NullColumn
• 类 ActiveRecord::ConnectionAdapters::PostgreSQLAdapter
• 类 ActiveRecord::ConnectionAdapters::RealTransaction
• 类 ActiveRecord::ConnectionAdapters::RestartParentTransaction
• 类 ActiveRecord::ConnectionAdapters::SQLite3Adapter
• 类 ActiveRecord::ConnectionAdapters::SavepointTransaction
• 类 ActiveRecord::ConnectionAdapters::SchemaCache
• 类 ActiveRecord::ConnectionAdapters::SchemaReflection
• 类 ActiveRecord::ConnectionAdapters::SqlTypeMetadata
• 类 ActiveRecord::ConnectionAdapters::Table
• 类 ActiveRecord::ConnectionAdapters::TableDefinition
• 类 ActiveRecord::ConnectionAdapters::TransactionInstrumenter
• 类 ActiveRecord::ConnectionAdapters::TransactionState
• 类 ActiveRecord::ConnectionAdapters::TrilogyAdapter

R

• register

类公共方法

ActiveRecord::ConnectionAdapters.register("megadb", "MegaDB::ActiveRecordAdapter", "mega_db/active_record_adapter")

ActiveRecord::ConnectionAdapters.register("mysql", "ActiveRecord::ConnectionAdapters::TrilogyAdapter", "active_record/connection_adapters/trilogy_adapter")

# File activerecord/lib/active_record/connection_adapters.rb, line 22
def register(name, class_name, path = class_name.underscore)
  @adapters[name.to_s] = [class_name, path]
end