https://github.com/ainame/explain_parser

Parser for result of EXPLAIN of MySQL(inspired from http://search.cpan.org/~moznion/MySQL-Explain-Parser-0.02/lib/MySQL/Explain/Parser.pm)
https://github.com/ainame/explain_parser

Last synced: about 2 months ago
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Parser for result of EXPLAIN of MySQL(inspired from http://search.cpan.org/~moznion/MySQL-Explain-Parser-0.02/lib/MySQL/Explain/Parser.pm)

• Host: GitHub
• URL: https://github.com/ainame/explain_parser
• Owner: ainame
• License: mit
• Created: 2014-08-08T14:17:53.000Z (over 10 years ago)
• Default Branch: master
• Last Pushed: 2021-04-29T21:19:31.000Z (over 3 years ago)
• Last Synced: 2024-05-01T19:26:56.279Z (8 months ago)
• Language: Ruby
• Size: 10.7 KB
• Stars: 7
• Watchers: 1
• Forks: 1
• Open Issues: 3
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.txt

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README

        
# ExplainParser

Parser for result of EXPLAIN of MySQL(inspired from http://search.cpan.org/~moznion/MySQL-Explain-Parser-0.02/lib/MySQL/Explain/Parser.pm)

## Installation

Add this line to your application's Gemfile:

    gem 'explain_parser'

And then execute:

    $ bundle

Or install it yourself as:

    $ gem install explain_parser

## Usage

```ruby

input <<-EOS

+----+-------------+-------+------+---------------+------+---------+------+------+----------------------------------------------------------+

| id | select_type | table | type | possible_keys | key  | key_len | ref  | rows | Extra                                                    |

+----+-------------+-------+------+---------------+------+---------+------+------+----------------------------------------------------------+

|  1 | SIMPLE      | users | ALL  | NULL          | NULL | NULL    | NULL |  155 | Using where; Using index Using temporary; Using filesort |

+----+-------------+-------+------+---------------+------+---------+------+------+----------------------------------------------------------+

1 row in set (0.00 sec)

EOS

explains = ExplainParser.call(input) # return result as Array

explain = explains.first

explain.id #=> 1

explain.select_type #=> 'SIMPLE'

...

explain.rows #=> 155

explain.extra #=> 'Using where; Using index Using temporary; Using filesort'

explain.using_filesort? #=> true

explain.using_where? #=> true

explain.using_temporary? #=> true

explain.using_index? #=> true

```

## Contributing

1. Fork it ( https://github.com/[my-github-username]/explain_parser/fork )

2. Create your feature branch (`git checkout -b my-new-feature`)

3. Commit your changes (`git commit -am 'Add some feature'`)

4. Push to the branch (`git push origin my-new-feature`)

5. Create a new Pull Request