1isvalidreason5 2:memory: #use in-memory database 3SELECT IsValidReason(GeomFromText('POLYGON((136 -35, 135.2 -34.5, 136 -35.2, 136 -35, 135.2 -34.5, 136 -35))')); 41 # rows (not including the header row) 51 # columns 6IsValidReason(GeomFromText('POLYGON((136 -35, 135.2 -34.5, 136 -35.2, 136 -35, 135.2 -34.5, 136 -35))')) 7Self-intersection[135.2 -34.5] 8