Have you tried doing a wild card?
this\_is\_a\_really\_really\_long\_%
-RG
On Sun, 26 Nov 2000, Ryan W. Maple wrote:
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>
> Greetings,
>
> I recently ran across this problem when using a very long database name.
> As I understand it, the database name can be as long as you want depending
> on your platform. I am not sure of the max size of a Linux directory off
> the top of my head but I know it can be very long.
>
> So the proof-of-concept below illustrates my problem. I have a
> 46-character database name:
> "this_is_a_really_really_long_table_that_breaks".
>
> When I attempt to perform access control, using the mysql.db table, my
> entry gets truncated down to 32 characters
> ("this_is_a_really_really_long_tab") since the mysql.db Db field is set to
> be 32 at most.
>
> So I'm assuming this is done for OS's that have a small limit (Windows
> comes to mind but again, I'm not positive). So my question is: If I
> alter this size to say, 64 characters... would that break anything
> internally?
>
> I'm assuming that it will not but haven't looked at the source code yet.
>
> For the record, I am using 3.22.32 on Linux 2.2.x.
>
> Any insight would be appreciated. I can easily tweak this myself but I
> wanted to make sure that nothing "internal" would break as a result.
>
> Cheers,
> Ryan
>
> +-- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --+
> Ryan W. Maple "I dunno, I dream in Perl sometimes..." -LW
> Guardian Digital, Inc. ryan@stripped
> +-- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --+
>
>
> - ----- BEGIN PROOF OF CONCEPT -----
> mysql> SHOW DATABASES;
> +------------------------------------------------+
> | Database |
> +------------------------------------------------+
> | mysql |
> | this_is_a_really_really_long_table_that_breaks |
> +------------------------------------------------+
> 5 rows in set (0.00 sec)
>
> mysql> SELECT User, Host, DB FROM mysql.db;
> +------------+-----------+----------------------------------+
> | User | Host | DB |
> +------------+-----------+----------------------------------+
> | root | localhost | this_is_a_really_really_long_tab |
> +------------+-----------+----------------------------------+
> 3 rows in set (0.00 sec)
>
> mysql> DESCRIBE mysql.db;
> +-----------------+---------------+------+-----+---------+-------+
> | Field | Type | Null | Key | Default | Extra |
> +-----------------+---------------+------+-----+---------+-------+
> | Host | char(60) | | PRI | | |
> | Db | char(32) | | PRI | | |
> | User | char(16) | | PRI | | |
> | Select_priv | enum('N','Y') | | | N | |
> | Insert_priv | enum('N','Y') | | | N | |
> | Update_priv | enum('N','Y') | | | N | |
> | Delete_priv | enum('N','Y') | | | N | |
> | Create_priv | enum('N','Y') | | | N | |
> | Drop_priv | enum('N','Y') | | | N | |
> | Grant_priv | enum('N','Y') | | | N | |
> | References_priv | enum('N','Y') | | | N | |
> | Index_priv | enum('N','Y') | | | N | |
> | Alter_priv | enum('N','Y') | | | N | |
> +-----------------+---------------+------+-----+---------+-------+
> 13 rows in set (0.00 sec)
> - ----- END PROOF OF CONCEPT -----
>
>
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