Groonga near function

Install

Install libgroonga-dev.

Build this function.

% sh autogen.sh
% ./configure
% make
% sudo make install

Usage

Register function/near:

% groonga DB
> register function/near

Now, you can use near function

select Diaries   --output_columns body,_score \
  --match_columns 'body'   --query 'tokyo' \
  --filter 'near(body, 2, "rainy tokyo")'
[
  [
    0,
    0.0,
    0.0
  ],
  [
    [
      [
        1
      ],
      [
        [
          "body",
          "ShortText"
        ],
        [
          "_score",
          "Int32"
        ]
      ],
      [
        "It was rainy in Tokyo. But it was sunny in Osaka.",
        2
      ]
    ]
  ]
]

Author

Naoya Murakami naoya@createfield.com

License

LGPL 2.1. See COPYING-LGPL-2.1 for details.