QiangCai opened a new pull request #3409: [WIP] cli support summary statistics for all columns
URL:
https://github.com/apache/carbondata/pull/3409
add option -C to show statistics for all columns
for example:
```
## Statistics for All Columns
Shard #1 (211120282868026_batchno0-0-null-211119172480223)
Block Blocklet Column Name Meta Size Data Size
0 0 name 1.90KB 2.15KB
0 0 age 3.36KB 2.57MB
0 1 name 1.90KB 2.16KB
0 1 age 3.36KB 2.57MB
1 0 name 1.90KB 2.16KB
1 0 age 3.36KB 2.57MB
1 1 name 1.90KB 2.16KB
1 1 age 3.36KB 2.57MB
2 0 name 1.90KB 2.14KB
2 0 age 3.36KB 2.57MB
2 1 name 1.18KB 1.33KB
2 1 age 2.04KB 1.49MB
Shard #2 (211128474061207_batchno0-0-null-211128385497539)
Block Blocklet Column Name Meta Size Data Size
0 0 name 1.90KB 2.15KB
0 0 age 3.36KB 2.57MB
0 1 name 1.90KB 2.16KB
0 1 age 3.36KB 2.57MB
1 0 name 1.90KB 2.16KB
1 0 age 3.36KB 2.57MB
1 1 name 1.90KB 2.16KB
1 1 age 3.36KB 2.57MB
2 0 name 1.90KB 2.14KB
2 0 age 3.36KB 2.57MB
2 1 name 1.18KB 1.33KB
2 1 age 2.04KB 1.49MB
```
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- [ ] Any interfaces changed?
- [ ] Any backward compatibility impacted?
- [ ] Document update required?
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- [ ] For large changes, please consider breaking it into sub-tasks under an umbrella JIRA.
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