数据库中的gt,ge,lt,le的区别

eq相等   ne、neq不相等，   gt大于， lt小于 gte、ge大于等于   lte、le 小于等于   not非   mod求模   is [not] div by是否能被某数整除   is [not] even是否为偶数   is [not] even by $b即($a / $b) % 2 == 0   is [not] odd是否为奇   is not odd by $b即($a / $b) % 2 != 0 示例：

equal/ not equal/ greater than/ less than/ less than or equal/ great than or equal/后面的就不用说了