type如果满足条件,我想计算每行有多少行x == 0.在SQL中类似于一个组
type
x == 0
这是一个数据示例
type x search 0 NULL 0 public 0 search 1 home 0 home 1 search 0
conditional r count aggregation
aggregation ×1
conditional ×1
count ×1
r ×1