Well, it's a feature not a bug, and you are right too. auto_increment
remembers the last value and keeps increasing it, no matter how many
"holes" are created. So when use it, better to create a status column to
change flag as deleted other than real delete it.
"William N. Zanatta" wrote:
>
> Hello guys...
>
> I'm having problem with the auto_increment feature.
> I have a table like this...
>
> +--------+-----------------+------+-----+------------+----------------+
> | Field | Type | Null | Key | Default | Extra
> |
>
> +--------+-----------------+------+-----+------------+----------------+
> | Data | date | | | 0000-00-00 |
> |
> | Edicao | int(3) unsigned | | PRI | NULL | auto_increment
> |
> | Status | varchar(6) | | | |
> |
>
> +--------+-----------------+------+-----+------------+----------------+
>
> When I make entries to this table, the column Edition goes...
> +--------+
> | Edicao |
> +--------+
> | 1 |
> | 2 |
> | 3 |
> +--------+
> as expected.
> The problem is...if I delete the third entry (Edicao = 3), the next
> entry inserted should be 3, right?! Well it is not! It is 4. So I get a
> table like this...
> +--------+
> | Edicao |
> +--------+
> | 1 |
> | 2 |
> | 4 |
> +--------+
>
> Well, I tested it on 2.33.37, 2.33.38 and 2.33.39. In 2.33.37 it was
> right...the entry was 3. But in the newer versions the number was 4.
> It's like the auto_increment pointer didn't do the decrement when I
> deleted the last entry.
> Is this a bug?! Where should it be reported to?
> Thank you all...
>
> William N. Zanatta
>
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