bvgcd 发表于 2015-7-24 11:13:32

crate 0.49.3/0.50.0 发布,大规模数据存储系统

腾讯SNG夏日招聘集结号:200个空缺岗位,JAVA、C++、云计算、Android……
  crate 0.49.3/0.50.0 发布,其中 0.49.3 的更新内容如下:

[*]  - Fixed an issue where ``_raw`` and ``_doc`` in primary key queries
   returned ``NULL``
[*]  - Updated crash to 0.13.0 which includes following changes:
- Added `dynamic` as output format option
- Added ``--version`` to cli interface to show crash version and exit
    - Display command help in case the command is not used correctly
    - Display NULL values in mixed mode correctly
    - Fixed broken 'mixed' output style due to overriding import
    - Improved readability of sql syntax highlighting
    - Attempting to use unknown command now results in an error
[*]  - Fix: return correct status for ``GET`` requests on ``/`` REST endpoint
   when cluster is starting up
[*]  - Fixed a race condition that could cause a `CREATE TABLE` statement
   immediately after a `DROP TABLE` statement to fail.
[*]  - Fixed a minor memory leak that occurred if custom schemas were deleted.
[*]  - Fixed incorrect comparison in query by IP type
[*]  - Fix: make sure sys.nodes expressions that utilize os/process/network/jvm
   services use the same stats probe per row; previously values derived from
   these services could have been from different probes
  0.50.0 的更新内容如下:

[*]  NOTE: Upgrading from 0.49 or earlier versions requires a full cluster restart
[*]  - Updated crate-admin to 0.13.2 which includes following changes:
    - improved layout for smaller screens
    - improved load graph on overview page
    - display load, cpu usage, disk i/o, process stats and shard information
      on node detail page
    - added columns with partition values on "Partitions" table
      on table detail view
[*]  - Added ``probe_timestamp`` child expressions for os, process, heap, mem, and
   network columns to sys.nodes table
[*]  - Added ``process['cpu']`` column to sys.nodes table
[*]  - Added ``ALTER TABLE ONLY`` statement support.
[*]  - Added unicast host discovery via SRV DNS records
[*]  - Added the ``KILL ALL`` statement which can be used to cancel running
   operations
[*]  - Added new table settings that can be set on ``CREATE TABLE``
   and changed/reset with ``ALTER TABLE``.
[*]  - Added the ``concat`` scalar function and the concat operator ``||``.
[*]  - Updated Elasticsearch to 1.5.2
[*]  - Added the ``IF NOT EXISTS`` clause to the ``CREATE TABLE`` statement
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