Class: Sequel::ODBC::Database

Inherits:
Database show all
Defined in:
lib/sequel/adapters/odbc.rb

Constant Summary collapse

GUARDED_DRV_NAME = 
/^\{.+\}$/.freeze
DRV_NAME_GUARDS = 
'{%s}'.freeze
DISCONNECT_ERRORS = 
/\A08S01/.freeze
DatasetClass = 
self

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, #identifier_input_method, #identifier_output_method, #log_warn_duration, #loggers, #opts, #pool, #prepared_statements, #sql_log_level, #timezone, #transaction_isolation_level

Instance Method Summary collapse

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, #drop_column, #drop_index, #drop_join_table, #drop_table, #drop_table?, #drop_view, #each_server, #execute_ddl, #execute_insert, #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_exception, #log_info, #log_yield, #logger=, #prepared_statement, #quote_identifier, #quote_identifiers=, #quote_identifiers?, register_extension, #remove_servers, #rename_column, #rename_table, #run, run_after_initialize, #schema, #schema_type_class, #select, #serial_primary_key_options, #servers, #set_column_default, #set_column_type, #set_prepared_statement, #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/odbc.rb', line 16

def connect(server)
  opts = server_opts(server)
  conn = if opts.include?(:drvconnect)
    ::ODBC::Database.new.drvconnect(opts[:drvconnect])
  elsif opts.include?(:driver)
    drv = ::ODBC::Driver.new
    drv.name = 'Sequel ODBC Driver130'
    opts.each do |param, value|
      if :driver == param and not (value =~ GUARDED_DRV_NAME)
        value = DRV_NAME_GUARDS % value
      end
      drv.attrs[param.to_s.upcase] = value.to_s
    end
    ::ODBC::Database.new.drvconnect(drv)
  else
    ::ODBC::connect(opts[:database], opts[:user], opts[:password])
  end
  conn.autocommit = true
  conn
end

#disconnect_connection(c) ⇒ Object 



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# File 'lib/sequel/adapters/odbc.rb', line 37

def disconnect_connection(c)
  c.disconnect
end

#execute(sql, opts = OPTS) ⇒ Object 



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# File 'lib/sequel/adapters/odbc.rb', line 41

def execute(sql, opts=OPTS)
  synchronize(opts[:server]) do |conn|
    begin
      r = log_yield(sql){conn.run(sql)}
      yield(r) if block_given?
    rescue ::ODBC::Error, ArgumentError => e
      raise_error(e)
    ensure
      r.drop if r
    end
    nil
  end
end

#execute_dui(sql, opts = OPTS) ⇒ Object 



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# File 'lib/sequel/adapters/odbc.rb', line 55

def execute_dui(sql, opts=OPTS)
  synchronize(opts[:server]) do |conn|
    begin
      log_yield(sql){conn.do(sql)}
    rescue ::ODBC::Error, ArgumentError => e
      raise_error(e)
    end
  end
end