On 27/05/2009 3:03 AM, D. Richard Hipp wrote:
> John - what were you doing when you discovered this?
>
> On May 26, 2009, at 10:57 AM, John Machin wrote:
>
>> According to the file format document
>> (http://www.sqlite.org/fileformat.html): "[H30120] The 4 byte block
>> starting at byte offset 44 of a well-formed database file, the schema
>> layer file format, contains a big-endian integer value between 1 and
>> 4,
>> inclusive."
>>
>> However it is possible to end up with this being zero, e.g. by
>> dropping
>> all tables/etc and then doing a VACUUM:
Eyeballing the following output from my code:
assert 1 <= self.schema_layer_file_format <= 4
AssertionError
Cheers,
John
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