# Changelog for Hedis

## 0.6.4

* New connection option to automatically SELECT a database.

## 0.5 -> 0.6

* Changed return type of HDEL from Bool to Integer.
* Some documentation updates.

## 0.5 -> 0.5.1

* New commands: DUMP, RESTORE, BITOP, BITCOUNT.
* Removed the dependency on stm.
* Improved performance of Queued in long transactions.
* Minor documentation updates.


## 0.4.1 -> 0.5

* Added new Redis 2.6 commands, including Lua scripting support.
* A transaction context is now created by using the 'multiExec' function.
  The functions 'multi', 'exec' and 'discard' are no longer available
  individually.
* Inside of a transaction, commands return their results wrapped in a
  composable /future/, called 'Queued'.
* The 'getType' command (the Redis TYPE command) now has a custom return
  type 'RedisType'.
* Minor improvements and fixes to the documentation.


## 0.3.2 -> 0.4.1

* The following commands got a 'Maybe' added to their return type, to
  properly handle Redis returning `nil`-replies: `brpoplpush`, `lindex`, `lpop`,
  `objectEncoding`, `randomkey`, `rpop`, `rpoplpush`, `spop`, `srandmember`,
  `zrank`, `zrevrank`, `zscore`.
* Updated dependencies on `bytestring-lexing` and `stm`.
* Minor improvements and fixes to the documentation.
