Getting information about schema objects

Get information about a schema object:

  1. ydb scheme describe episodes --stats

Information about the object - 图1

Result:

  1. ┌────────────┬─────────┬────────┬─────┐
  2. | Name       | Type    | Family | Key |
  3. ├────────────┼─────────┼────────┼─────┤
  4. | air_date   | Uint64? |        |     |
  5. | episode_id | Uint64? |        | K2  |
  6. | season_id  | Uint64? |        | K1  |
  7. | series_id  | Uint64? |        | K0  |
  8. | title      | Utf8?   |        |     |
  9. └────────────┴─────────┴────────┴─────┘
  11. Storage settings: 
  12. Internal channel 0 commit log storage pool: ssd
  13. Internal channel 1 commit log storage pool: ssd
  14. Store large values in "external blobs": false
  16. Column families: 
  17. ┌─────────┬──────┬─────────────┬────────────────┐
  18. | Name    | Data | Compression | Keep in memory |
  19. ├─────────┼──────┼─────────────┼────────────────┤
  20. | default | ssd  | None        |                |
  21. └─────────┴──────┴─────────────┴────────────────┘
  23. Auto partitioning settings: 
  24. Partitioning by size: true
  25. Partitioning by load: false
  26. Preferred partition size (Mb): 2048
  28. Table stats:
  29. Partitions count: 1
  30. Approximate number of rows: 70
  31. Approximate size of table: 11.05 Kb
  32. Last modified: Thu, 17 Jun 2021 11:01:06 UTC
  33. Created: Thu, 17 Jun 2021 11:00:29 UTC

Information about the object - 图2