Here's my 5 second guess.. 4E5664736... is being interpreted as a number in scientific notation .. i.e. 4*10^5664736 and the parser doesn't like that as a field name.
-Hank On Mon, Dec 20, 2010 at 12:43 PM, Ramsey, Robert L <robert-ram...@uiowa.edu>wrote: > I am having the hardest time getting a select as statement right. Here is > the full query: > > select > SUM(IF(image='EE0840D00E2ED8A317E5FA9899C48C19',1,0)) as > EE0840D00E2ED8A317E5FA9899C48C19, > SUM(IF(image='235C7987796D5B7CEBF56FBDA2BF7815',1,0)) as > 235C7987796D5B7CEBF56FBDA2BF7815, > SUM(IF(image='96DC0562ED6E6F7FE789A18E09BC5889',1,0)) as > 96DC0562ED6E6F7FE789A18E09BC5889, > SUM(IF(image='D8B0EA710D2EF408391132F451AE724A',1,0)) as > D8B0EA710D2EF408391132F451AE724A, > SUM(IF(image='018C4DB7229D7D2BEB040D241739B784',1,0)) as > 018C4DB7229D7D2BEB040D241739B784, > SUM(IF(image='98DE1FCA50AC9CE6E0FEA25BAB0177FE',1,0)) as > 98DE1FCA50AC9CE6E0FEA25BAB0177FE, > SUM(IF(image='4E5664736F400E8B482EA7AA67853D13',1,0)) as > 4E5664736F400E8B482EA7AA67853D13, <--offending line > SUM(IF(image='FEB810A43A1B275605BD6B69F444700C',1,0)) as > FEB810A43A1B275605BD6B69F444700C > from dsrssfeed > > If I remove that one line, the query works fine. If I do: > > select SUM(IF(image='4E5664736F400E8B482EA7AA67853D13',1,0)) as 4E from > dsrssfeed ; > > it works. But these fail: > > select SUM(IF(image='4E5664736F400E8B482EA7AA67853D13',1,0)) as > 4E5664736F400E8B482EA7AA67853D13 from dsrssfeed ; > select SUM(IF(image='4E5664736F400E8B482EA7AA67853D13',1,0)) as 4E5 from > dsrssfeed ; > > It can't be field name length, since even 4E5 fails, the field name can > start with a number since 4E succeeds. > > Any ideas? > > The goal is to see what arbitrary images have information associated with > them. The table has two fields: image is a UID that is the primary key, > and caption which is a varchar(255) that has information about the image. > Images are added and deleted from the table as they are changed on a web > page. The UID is generated by a third party program that I have to > interface with and have no control over. An array of image UIDs is sent to > the php script and the script needs to determine which UIDs are present in > the table. Rather than make N number of individual queries as I iterate > through the array, I iterate through the array and build the query on the > fly to make one query. Then I iterate through the array again and check the > value in the field. 1 means the UID has an entry, 0 means it doesn't. I > thought doing 1 mysql call would be more efficient than lots of calls as I > iterate through the array. But since there will probably never be more than > 100 images in the table at any one time, it may not make any difference. > But now I'm just curious as to why this is happening. > > Thanks, > > Bob > > > > >
