C-featuregood first issue
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描述
Summary
list(a)
fill rows of column a into a list/array
also support group by and order by
eg.
D select list(i)from range(10)t(i);
┌────────────────────────────────┐
│ list(i) │
│ int64[] │
├────────────────────────────────┤
│ [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] │
└────────────────────────────────┘
D select i%3,list(i)from range(10)t(i)group by i%3;
┌─────────┬──────────────┐
│ (i % 3) │ list(i) │
│ int64 │ int64[] │
├─────────┼──────────────┤
│ 0 │ [0, 3, 6, 9] │
│ 1 │ [1, 4, 7] │
│ 2 │ [2, 5, 8] │
└─────────┴──────────────┘