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From:Sergei Golubchik Date:February 17 2003 8:30am
Subject:Re: CREATE INDEX is sooo slow! any ideas?
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Hi!

On Feb 16, david wrote:
> 
> Hi
> 
> I have one table with 12 million records.   I'm trying to create an index 
> on one of the fields and it's taking hours ( over 6 so far)!  Am I doing 
> something wrong?
> 
> The command I issued was
> create index title on article ( title);
> 
>  The table files are
> -rwxrwxrwx    1 mysql    mysql        8646 Feb 14 17:32 article.frm
> -rwxrwxrwx    1 mysql    mysql   1406663720 Feb 14 23:27 article.MYD
> -rwxrwxrwx    1 mysql    mysql   69661696 Feb 14 23:27 article.MYI
> 
> As you can see the main file is 1.4Gb
> 
> The table definition is
> mysql> show columns from article;
> +-----------+--------------+------+-----+---------+-------+
> | Field     | Type         | Null | Key | Default | Extra |
> +-----------+--------------+------+-----+---------+-------+
> | ID        | bigint(20)   | YES  |     | NULL    |       |
> | id2       | bigint(20)   | YES  |     | NULL    |       |
> | title     | varchar(250) | YES  |     | NULL    |       |
> | body      | text         | YES  | MUL | NULL    |       |
> +-----------+--------------+------+-----+---------+-------+
> 4 rows in set (0.00 sec)
> 
> I'm running this on linux redhat 7.3,  P500Mhz 512Mb ram  -- MySQL version 
> 3.23.53a

Use MySQL-4.x

In 3.23 creating FULLTEXT index can easily take months, not hours.
In 4.0 this process is ~80-100 times faster.
 
Regards,
Sergei

-- 
MySQL Development Team
   __  ___     ___ ____  __
  /  |/  /_ __/ __/ __ \/ /   Sergei Golubchik <serg@stripped>
 / /|_/ / // /\ \/ /_/ / /__  MySQL AB, http://www.mysql.com/
/_/  /_/\_, /___/\___\_\___/  Osnabrueck, Germany
       <___/
Thread
CREATE INDEX is sooo slow! any ideas?david16 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Peter Grigor16 Feb
    • Re: CREATE INDEX is sooo slow! any ideas?david17 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Jerry17 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Peter Grigor17 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Jerry17 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Peter Grigor17 Feb
    • Re: CREATE INDEX is sooo slow! any ideas?david17 Feb
      • Re: CREATE INDEX is sooo slow! any ideas?Michael T. Babcock17 Feb
        • Re: CREATE INDEX is sooo slow! any ideas?Dan Nelson17 Feb
          • Re: CREATE INDEX is sooo slow! any ideas?Sergei Golubchik17 Feb
            • Re: CREATE INDEX is sooo slow! any ideas?Michael T. Babcock17 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Sergei Golubchik17 Feb
Re: CREATE INDEX is sooo slow! any ideas?Sebastian Stan27 Feb
  • Re: CREATE INDEX is sooo slow! any ideas?Sergei Golubchik27 Feb