Re: select contiguous addresses that start on a bit boundary

2015-12-17 Thread John Stile
I have a solution. SELECT start_bit_boundary FROM ( SELECT min(address) as start_bit_boundary, status, count(*) as CT FROM MAC_addresses WHERE status = 0 GROUP BY address >> 2 ) AS _INNER WHERE _INNER.CT = 4 ORDER BY start_bit_boundary LIMIT 0,1; It returns the first of 4 co

Re: select contiguous addresses that start on a bit boundary

2015-12-17 Thread John Stile
I should have said consecutive addresses, rather than contiguous. I care about a set of consecutive addresses, and there is no guarantee of record order. On 12/17/2015 07:35 AM, John Stile wrote: > I need help creating a select that returns 4 records that have > contiguous addresses that start on

select contiguous addresses that start on a bit boundary

2015-12-17 Thread John Stile
I need help creating a select that returns 4 records that have contiguous addresses that start on a bit boundary. If 4 do not exist, I need a return of zero records. I would like to do this in one statement and I do not have ownership of this mysql server, so fancy views, temporary tables, indexi