Std.Db.Session

18 public declarations

• at&Std.Db.Session.Config -> Str -> Int -> Std.Db.Session.Config

  The same, somewhere else.

  fn
• close&Std.Db.Session.Connection -> Result[(), Std.Db.Session.DbError]

  Say the connection is finished, and close it.

  fn
• configStr -> Str -> Str -> Std.Db.Session.Config

  A configuration pointing at a database on this machine.

  fn
• Config

  Where a database is and who is asking.

  type
• connect&Std.Db.Session.Config -> Result[Std.Db.Session.Connection, Std.Db.Session.DbError]

  Open a connection and take it through to the point it will accept a query.

  fn
• Connection

  A connection, and the bytes read from it that have not yet made a message.

  type
• DbError

  Opening a connection and keeping it: the handshake, what the server asks

  type
• DEFAULT_CONNECT_MILLISECONDSInt

  How long opening a connection may take unless a configuration says otherwise.

  const
• DEFAULT_MESSAGE_BYTESInt

  Complete tagged-message budget, including the tag and four-byte length word.

  const
• emptyMessageStd.Db.Protocol.Message

  A message carrying nothing, for a read that found none.

  fn
• live&Std.Db.Session.Connection -> Result[(), Std.Db.Session.DbError]

  Whether this value still names the current lending of its connection.

  fn
• nextMessageStd.Db.Session.Connection -> Result[(Std.Db.Protocol.Message, Std.Db.Session.Connection), Std.Db.Session.DbError]

  Read the next message, taking more from the socket only when what has

  fn
• nextMessageLimitedStd.Db.Session.Connection -> Int -> Result[(Std.Db.Protocol.Message, Std.Db.Session.Connection), Std.Db.Session.DbError]

  Read one bounded message. A broken or partially consumed transport is closed.

  fn
• renewStd.Db.Session.Connection -> Result[Std.Db.Session.Connection, Std.Db.Session.DbError]

  End this lending and begin the next one.

  fn
• serverFailure&Bytes -> Std.Db.Session.DbError

  The failure a server-reported error carries.

  fn
• TransactionStatus

  Where a connection stands with respect to a transaction.

  type
• withStatusStd.Db.Session.Connection -> &Bytes -> Std.Db.Session.Connection

  The transaction status the server reports with every message saying it is

  fn
• write&Std.Db.Session.Connection -> &Bytes -> Result[(), Std.Db.Session.DbError]

  Send bytes to the server.

  fn