Class: Sequel::DBI::Database

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

Constant Summary collapse

DBI_ADAPTERS = 
{
  :ado => "ADO",
  :db2 => "DB2",
  :frontbase => "FrontBase",
  :interbase => "InterBase",
  :msql => "Msql",
  :mysql => "Mysql",
  :odbc => "ODBC",
  :oracle => "Oracle",
  :pg => "pg",
  :proxy => "Proxy",
  :sqlite => "SQLite",
  :sqlrelay => "SQLRelay"
}

Constants inherited from Sequel::Database

Sequel::Database::ADAPTERS, Sequel::Database::AUTOINCREMENT, Sequel::Database::CASCADE, Sequel::Database::COLUMN_DEFINITION_ORDER, Sequel::Database::COMMA_SEPARATOR, Sequel::Database::MSSQL_DEFAULT_RE, Sequel::Database::MYSQL_TIMESTAMP_RE, Sequel::Database::NOT_NULL, Sequel::Database::NO_ACTION, Sequel::Database::NULL, Sequel::Database::POSTGRES_DEFAULT_RE, Sequel::Database::PRIMARY_KEY, Sequel::Database::RESTRICT, Sequel::Database::SET_DEFAULT, Sequel::Database::SET_NULL, Sequel::Database::SQL_BEGIN, Sequel::Database::SQL_COMMIT, Sequel::Database::SQL_RELEASE_SAVEPOINT, Sequel::Database::SQL_ROLLBACK, Sequel::Database::SQL_ROLLBACK_TO_SAVEPOINT, Sequel::Database::SQL_SAVEPOINT, Sequel::Database::STRING_DEFAULT_RE, Sequel::Database::TEMPORARY, Sequel::Database::TRANSACTION_BEGIN, Sequel::Database::TRANSACTION_COMMIT, Sequel::Database::TRANSACTION_ISOLATION_LEVELS, Sequel::Database::TRANSACTION_ROLLBACK, Sequel::Database::UNDERSCORE, Sequel::Database::UNIQUE, Sequel::Database::UNSIGNED

Instance Attribute Summary

Attributes inherited from Sequel::Database

#default_schema, #log_warn_duration, #loggers, #opts, #pool, #prepared_statements, #sql_log_level, #transaction_isolation_level

Instance Method Summary collapse

Methods inherited from Sequel::Database

#<<, #[], adapter_class, adapter_scheme, #adapter_scheme, #add_column, #add_index, #add_servers, #alter_table, #call, #cast_type_literal, connect, #create_or_replace_view, #create_table, #create_table!, #create_table?, #create_view, #database_type, #disconnect, #drop_column, #drop_index, #drop_table, #drop_view, #dump_indexes_migration, #dump_schema_migration, #dump_table_schema, #each_server, #execute_ddl, #execute_insert, #fetch, #from, #get, #identifier_input_method, identifier_input_method, #identifier_input_method=, identifier_input_method=, #identifier_output_method, identifier_output_method, #identifier_output_method=, identifier_output_method=, #indexes, #inspect, #literal, #log_info, #log_yield, #logger=, #query, #quote_identifiers=, quote_identifiers=, #quote_identifiers?, #remove_servers, #rename_column, #rename_table, #run, #schema, #select, #serial_primary_key_options, #servers, #set_column_default, #set_column_type, single_threaded=, #single_threaded?, #supports_prepared_transactions?, #supports_savepoints?, #supports_transaction_isolation_levels?, #synchronize, #table_exists?, #tables, #test_connection, #transaction, #typecast_value, #uri, #url

Methods included from Metaprogramming

#meta_def

Constructor Details

#initialize(opts) ⇒ Database 



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# File 'lib/sequel/adapters/dbi.rb', line 23

def initialize(opts)
  super
  case @opts[:db_type]
  when 'mssql'
    Sequel.ts_require 'adapters/shared/mssql'
    extend Sequel::MSSQL::DatabaseMethods
    def self.dataset(*args)
      ds = super
      ds.extend Sequel::MSSQL::DatasetMethods
      ds
    end
  end
end

Instance Method Details

#connect(server) ⇒ Object 



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# File 'lib/sequel/adapters/dbi.rb', line 56

def connect(server)
  opts = server_opts(server)
  dbname = opts[:database]
  if dbname !~ /^DBI:/ then
    dbname = "DBI:#{dbname}"
    [:host, :port].each{|sym| dbname += ";#{sym}=#{opts[sym]}" unless blank_object?(opts[sym])}
  end
  ::DBI.connect(dbname, opts[:user], opts[:password])
end

#dataset(opts = nil) ⇒ Object 



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# File 'lib/sequel/adapters/dbi.rb', line 66

def dataset(opts = nil)
  DBI::Dataset.new(self, opts)
end

#do(sql, opts = {}) ⇒ Object Also known as: execute_dui 



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# File 'lib/sequel/adapters/dbi.rb', line 78

def do(sql, opts={})
  synchronize(opts[:server]){|conn| log_yield(sql){conn.do(sql)}}
end

#execute(sql, opts = {}) ⇒ Object 



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# File 'lib/sequel/adapters/dbi.rb', line 70

def execute(sql, opts={})
  synchronize(opts[:server]) do |conn|
    r = log_yield(sql){conn.execute(sql)}
    yield(r) if block_given?
    r
  end
end