Class: Sequel::Cubrid::Database

Inherits:
Database show all
Includes:
DatabaseMethods
Defined in:
lib/sequel/adapters/cubrid.rb

Constant Summary collapse

ROW_COUNT = 
"SELECT ROW_COUNT()".freeze
LAST_INSERT_ID = 
"SELECT LAST_INSERT_ID()".freeze
DatasetClass = 
self

Constants included from DatabaseMethods

Sequel::Cubrid::DatabaseMethods::AUTOINCREMENT, Sequel::Cubrid::DatabaseMethods::COLUMN_DEFINITION_ORDER

Constants inherited from Database

Database::ADAPTERS, Database::AUTOINCREMENT, Database::COLUMN_DEFINITION_ORDER, Database::COLUMN_SCHEMA_DATETIME_TYPES, Database::COLUMN_SCHEMA_STRING_TYPES, Database::COMBINABLE_ALTER_TABLE_OPS, Database::COMMA_SEPARATOR, Database::CURRENT_TIMESTAMP_RE, Database::DEFAULT_DATABASE_ERROR_REGEXPS, Database::DEFAULT_JOIN_TABLE_COLUMN_OPTIONS, Database::DEFAULT_STRING_COLUMN_SIZE, Database::EXTENSIONS, Database::NOT_NULL, Database::NULL, Database::OPTS, Database::PRIMARY_KEY, Database::SCHEMA_TYPE_CLASSES, Database::SQL_BEGIN, Database::SQL_COMMIT, Database::SQL_RELEASE_SAVEPOINT, Database::SQL_ROLLBACK, Database::SQL_ROLLBACK_TO_SAVEPOINT, Database::SQL_SAVEPOINT, Database::STRING_DEFAULT_RE, Database::TEMPORARY, Database::TRANSACTION_BEGIN, Database::TRANSACTION_COMMIT, Database::TRANSACTION_ISOLATION_LEVELS, Database::TRANSACTION_ROLLBACK, Database::UNDERSCORE, Database::UNIQUE, Database::UNSIGNED

Instance Attribute Summary

Attributes inherited from Database

#cache_schema, #dataset_class, #default_string_column_size, #log_connection_info, #log_warn_duration, #loggers, #opts, #pool, #prepared_statements, #sql_log_level, #timezone, #transaction_isolation_level

Instance Method Summary collapse

Methods included from DatabaseMethods

#database_type, #indexes, #schema_parse_table, #supports_savepoints?, #tables, #views

Methods inherited from Database

#<<, #[], adapter_class, #adapter_scheme, adapter_scheme, #add_column, #add_index, #add_servers, #after_commit, after_initialize, #after_rollback, #alter_table, #alter_table_generator, #call, #cast_type_literal, connect, #create_join_table, #create_join_table!, #create_join_table?, #create_or_replace_view, #create_table, #create_table!, #create_table?, #create_table_generator, #create_view, #database_type, #dataset, #disconnect, #disconnect_connection, #drop_column, #drop_index, #drop_join_table, #drop_table, #drop_table?, #drop_view, #each_server, #extend_datasets, #extension, extension, #fetch, #from, #from_application_timestamp, #get, #global_index_namespace?, #in_transaction?, #initialize, #inspect, #literal, #literal_symbol, #literal_symbol_set, load_adapter, #log_connection_yield, #log_exception, #log_info, #log_yield, #logger=, #prepared_statement, #quote_identifier, register_extension, #remove_servers, #rename_column, #rename_table, #rollback_checker, #run, run_after_initialize, #schema, #schema_type_class, #select, #serial_primary_key_options, #servers, #set_column_default, #set_column_type, #set_prepared_statement, set_shared_adapter_scheme, #sharded?, #single_threaded?, #supports_create_table_if_not_exists?, #supports_deferrable_constraints?, #supports_deferrable_foreign_key_constraints?, #supports_drop_table_if_exists?, #supports_foreign_key_parsing?, #supports_index_parsing?, #supports_partial_indexes?, #supports_prepared_transactions?, #supports_savepoints?, #supports_savepoints_in_prepared_transactions?, #supports_schema_parsing?, #supports_table_listing?, #supports_transaction_isolation_levels?, #supports_transactional_ddl?, #supports_view_listing?, #supports_views_with_check_option?, #supports_views_with_local_check_option?, #synchronize, #table_exists?, #test_connection, #to_application_timestamp, #transaction, #typecast_value, #uri, #url, #valid_connection?

Methods included from Metaprogramming

#meta_def

Constructor Details

This class inherits a constructor from Sequel::Database

Instance Method Details

#connect(server) ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 22

def connect(server)
  opts = server_opts(server)
  conn = ::Cubrid.connect(
    opts[:database],
    opts[:host] || 'localhost',
    opts[:port] || 30000,
    opts[:user] || 'public',
    opts[:password] || ''
  )
  conn.auto_commit = true
  conn
end

#execute(sql, opts = OPTS) ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 39

def execute(sql, opts=OPTS)
  synchronize(opts[:server]) do |conn|
    r = log_connection_yield(sql, conn) do
      begin
        conn.query(sql)
      rescue => e
        raise_error(e)
      end
    end
    if block_given?
      yield(r)
    else
      begin
        case opts[:type]
        when :dui
          # This is cubrid's API, but it appears to be completely broken,
          # giving StandardError: ERROR: CCI, -18, Invalid request handle
          #r.affected_rows

          # Work around bugs by using the ROW_COUNT function.
          begin
            r2 = conn.query(ROW_COUNT)
            r2.each{|a| return a.first.to_i}
          ensure
            r2.close if r2
          end
        when :insert
          begin
            r2 = conn.query(LAST_INSERT_ID)
            r2.each{|a| return a.first.to_i}
          ensure
            r2.close if r2
          end
        end
      ensure
        r.close
      end
    end
  end
end

#execute_ddl(sql, opts = OPTS) ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 80

def execute_ddl(sql, opts=OPTS)
  execute(sql, opts.merge(:type=>:ddl))
end

#execute_dui(sql, opts = OPTS) ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 84

def execute_dui(sql, opts=OPTS)
  execute(sql, opts.merge(:type=>:dui))
end

#execute_insert(sql, opts = OPTS) ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 88

def execute_insert(sql, opts=OPTS)
  execute(sql, opts.merge(:type=>:insert))
end

#freeze ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 92

def freeze
  server_version
  super
end

#server_version ⇒ Object 



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# File 'lib/sequel/adapters/cubrid.rb', line 35

def server_version
  @server_version ||= synchronize(&:server_version)
end