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Contents
.. -*- rst -*-
.. highlightlang:: none
.. groonga-command
.. database: logical_range_filter
``logical_range_filter``
========================
Summary
-------
.. note::
This command is an experimental feature.
.. versionadded:: 5.0.0
TODO: Write summary
Syntax
------
The required parameters are ``logical_table`` and ``shard_key``::
logical_range_filter
logical_table
shard_key
[min]
[min_border]
[max]
[max_border]
[order]
[filter]
[offset]
[output_columns]
Usage
-----
Register ``sharding`` plugin to use ``logical_range_filter`` command in advance.
.. groonga-command
.. register sharding
Parameters
----------
This section describes parameters of ``logical_range_filter``.
Required parameter
^^^^^^^^^^^^^^^^^^
There are required parameters, ``logical_table`` and ``shard_key``.
``logical_table``
"""""""""""""""""
Specifies logical table name. It means table name without "_YYYYMMDD" postfix.
If you use actual table such as "Logs_20150203", "Logs_20150203" and so on, logical table name is "Logs".
``shard_key``
"""""""""""""
Specifies column name which is treated as shared key in each parted table.
Optional parameters
^^^^^^^^^^^^^^^^^^^
There are optional parameters.
``min``
"""""""
Specifies the min value of ``shard_key``
``min_border``
""""""""""""""
Specifies whether the min value of borderline must be include or not.
Specify ``include`` or ``exclude`` as the value of this parameter.
``max``
"""""""
Specifies the max value of ``shard_key``.
``max_border``
""""""""""""""
Specifies whether the max value of borderline must be include or not.
Specify ``include`` or ``exclude`` as the value of this parameter.
``order``
""""""""""
``filter``
""""""""""
``offset``
""""""""""
``output_columns``
""""""""""""""""""
Return value
------------
::
[HEADER, LOGICAL_FILTERED]
Version data entries
16 entries across 8 versions & 1 rubygems