php - mysql query timeout - "Default" outputted to browser -


i have application written in php contains function perform complex mysql query gather statistics , export csv. process takes 20-30 seconds complete due complexity of query can live it's 1 query once week.

the issue have , again server appears timeout word 'default' outputted browser , nothing else

i'm sure isn't being set/printed in application logic because wrote myself , after looking @ database class searched every single file in application word default no results

i'm pretty sure can't output mysql server because can't directlty print output without going through php can it?

what causing this? i'm thinking function printing mysql_query() function. aim optimize query stop timeout i'd find out ouputting text don't errors/messages being displayed our users


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