Minor improvement of example1 to demonstrate variable reuse
Minor improvement of example1 to demonstrate variable reuse

sergiosvieira/SQLiteCpp,sndnvaps/SQLiteCpp,sergiosvieira/SQLiteCpp,hongshibao/SQLiteCpp,stelalae/SQLiteCpp,SproutOrc/SQLiteCpp,SRombauts/SQLiteCpp,sergiosvieira/SQLiteCpp,SproutOrc/SQLiteCpp,mc-server/SQLiteCpp,SRombauts/SQLiteCpp,mc-server/SQLiteCpp,sndnvaps/SQLiteCpp,SRombauts/SQLiteCpp,mc-server/SQLiteCpp,hongshibao/SQLiteCpp,hongshibao/SQLiteCpp,sndnvaps/SQLiteCpp,SproutOrc/SQLiteCpp