integration/spark/src/test/resources/range_column/dataskew.csv

1,abc_1001
2,null
3,abc_1001
4,null
5,abc_1005
6,null
7,abc_1007
8,null
9,null
10,abc_1001
11,abc_1001
12,null
13,abc_1003
14,null
15,abc_1005
16,null
17,abc_1001
18,null
19,null
20,null