CHANGELOG.md

1.9

• Revised the settings construction exposing a tree of modules
• Added a global prepared statements setting

Why the changes?

To introduce the new global prepared statements setting and to make the settings API ready for extension without backward compatibility breakage.

Instructions on upgrading the 1.8 code

When explicit connection string is used

Replace

Hasql.Connection.acquire connectionString

with

Hasql.Connection.acquire 
  [ Hasql.Connection.Setting.connection (Hasql.Connection.Setting.Connection.string connectionString)
  ]

When parameteric connection string is used

Replace

Hasql.Connection.acquire (Hasql.Connection.settings host port user password dbname)

with

Hasql.Connection.acquire
  [ Hasql.Connection.Setting.connection
    ( Hasql.Connection.Setting.Connection.params
      [ Hasql.Connection.Setting.Connection.Param.host host,
        Hasql.Connection.Setting.Connection.Param.port port,
        Hasql.Connection.Setting.Connection.Param.user user,
        Hasql.Connection.Setting.Connection.Param.password password,
        Hasql.Connection.Setting.Connection.Param.dbname dbname
      ]
    )
  ]

1.8.1

• In case of exceptions thrown by user from inside of Session, the connection status gets checked to be out of transaction and unless it is the connection gets reset.

1.8

• Move to "iproute" from "network-ip" for the "inet" datatype (#163).

1.7

• Decidable instance on Encoders.Params removed. It was useless and limited the design.
• QueryError type renamed to SessionError.
• PipelineError constructor added to the SessionError type.

1.6.3.1

• Moved to "postgresql-libpq-0.10"

1.6.3

• Added unknownEnum encoder

1.6.2

• Added composite encoder
• Added oid and name encoders

1.6.1

• Added jsonLazyBytes and jsonbLazyBytes

1.6

• Added position to ServerError (breaking change).
• Disabled failure on empty query.

1.5

• Added column number to RowError (breaking change).
• Added MonadReader Connection instance for Session.