[DD-833] modified drop tables script
[DD-833] modified drop tables script

dswarm/dswarm,janpolowinski/dswarm,janpolowinski/dswarm,zazi/dswarm,knutwalker/dswarm,dswarm/dswarm,knutwalker/dswarm,philbritton/dswarm,zazi/dswarm,dswarm/dswarm,knutwalker/dswarm,zazi/dswarm,philbritton/dswarm,philbritton/dswarm