OK, thanks, that confirms my suspicion then.

RBS


On Tue, Jul 3, 2012 at 10:00 PM, Igor Tandetnik <itandet...@mvps.org> wrote:
> On 7/3/2012 4:53 PM, Bart Smissaert wrote:
>>
>> However if I do this:
>>
>> SELECT READ_CODE, TERM30, TERM60, ENTRY_COUNT
>> FROM
>> READCODE
>> WHERE
>> TERM30 LIKE '%ANGINA%'
>> UNION
>> SELECT READ_CODE, TERM30, TERM60, ENTRY_COUNT
>> FROM
>> READCODE
>> WHERE
>> TERM60 LIKE '%ANGINA%'
>>
>> Then I get the required ascending order on READ_CODE. This looks good
>> as this query is some 50% faster.
>> However, I am not sure if I can rely on this order to always happen.
>
>
> I'd rather not if I were you. It's likely just an accident of
> implementation. Generally, SQLite doesn't guarantee any particular order of
> the records unless there's an explicit ORDER BY clause.
> --
> Igor Tandetnik
>
>
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