Class: ROM::SQL::Adapter

Inherits:
Adapter
  • Object
show all
Defined in:
lib/rom/sql/adapter.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args) ⇒ Adapter

Returns a new instance of Adapter.



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# File 'lib/rom/sql/adapter.rb', line 17

def initialize(*args)
  super
  @connection = ::Sequel.connect(uri.to_s)
end

Instance Attribute Details

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/rom/sql/adapter.rb', line 9

def logger
  @logger
end

Class Method Details

.schemes ⇒ Object 



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# File 'lib/rom/sql/adapter.rb', line 11

def self.schemes
  [:ado, :amalgalite, :cubrid, :db2, :dbi, :do, :fdbsql, :firebird, :ibmdb,
   :informix, :jdbc, :mysql, :mysql2, :odbc, :openbase, :oracle, :postgres,
   :sqlanywhere, :sqlite, :swift, :tinytds]
end

Instance Method Details

#[](name) ⇒ Object 



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# File 'lib/rom/sql/adapter.rb', line 22

def [](name)
  connection[name]
end

#command_namespace ⇒ Object 



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# File 'lib/rom/sql/adapter.rb', line 47

def command_namespace
  SQL::Commands
end

#dataset?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rom/sql/adapter.rb', line 35

def dataset?(name)
  tables.include?(name)
end

#extend_relation_class(klass) ⇒ Object 



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# File 'lib/rom/sql/adapter.rb', line 39

def extend_relation_class(klass)
  klass.send(:include, RelationInclusion)
end

#extend_relation_instance(relation) ⇒ Object 



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# File 'lib/rom/sql/adapter.rb', line 43

def extend_relation_instance(relation)
  relation.extend(RelationExtension)
end

#schema ⇒ Object 



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# File 'lib/rom/sql/adapter.rb', line 31

def schema
  tables.map { |table| [table, dataset(table), columns(table)] }
end