See if you like this:
SELECT TABLE_SCHEMA as db, TABLE_NAME, COLUMN_NAME,
CHARACTER_SET_NAME, COLUMN_TYPE
FROM `COLUMNS`
ORDER BY 3,4,5;
You might be able to embellish on it to avoid consistent definitions, etc.
> -----Original Message-----
> From: Daevid Vincent [mailto:dae...@daevid.com]
> Sent: Monday, July 08, 2013 2:11 PM
> To: mysql@lists.mysql.com
> Subject: Need query to determine different column definitions across
> tables
>
> I'm noticing that across our several databases and hundreds of tables that
> column definitions are not consistent. I'm wondering if there is a tool or
> query (using INFORMATION_SCHEMA perhaps) that will show me all databases,
> tables and columns where they don't match (by column name).
>
> For example in one table `foo_id` might be UNSIGNED and in other's it is
> not. Or maybe it's INT(11) in some and INT(10) or worse MEDIUMINT in
> others.
> Or extending further Charset/Collation might mismatch and be that stupid
> "latin1_swedish_ci" and fixed to be "utf8" in others.
>
> Stuff like that. I want to see everything where there is some difference.
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