Don't create single-used prepared statements for Exec inside a txn
Don't create single-used prepared statements for Exec inside a txn

xiaoenai/gorp,kevinc0825/gorm,losinggeneration/gorp,go-gorp/gorp,go-gorp/gorp,coopernurse/gorp,GeertJohan/gorp,gabelula/gorp,d-g-laptev/gorp,mousesun/gorp,coopernurse/gorp,cortex/gorp,mousesun/gorp,GeertJohan/gorp,rickb777/gorp-old2,kevinc0825/gorm,d-g-laptev/gorp,outdoorsy/gorp,losinggeneration/gorp,xiaoenai/gorp,rickb777/gorp-old2,cortex/gorp,yp-engineering/gorp,evenco/gorp,kimxilxyong/gorp,yp-engineering/gorp,evenco/gorp,outdoorsy/gorp,kimxilxyong/gorp,gabelula/gorp