ArcGIS 字段计算(自增、随机数)

1、随机数 python 脚本 import random def randNum(): res = random.randint(1, 7) return res 2、自增 python 脚本 total = 0 def accumulate(increment): global total if total: total += increment else: total = increment return total

November 25, 2021 · 1 min · Rick Cui

spatialite 随机数

1、随机数 SQL 脚本 update "CYBuildings2" set "imgIndex" = FLOOR(1 + (RANDOM()+9223372036854775808)/2.0/9223372036854775808 * 7);

1 min · Rick Cui