# groonga - An open-source fulltext search engine and column store.

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# 8.3. Command

Command is the most important processing unit in query API. You request a processing to groonga by a command.

This section describes about command and built-in commands.

- 8.3.1. コマンドバージョン
- 8.3.2. Output format
- 8.3.3. Return code
- 8.3.4. `cache_limit`
- 8.3.5. check
- 8.3.6. clearlock
- 8.3.7. `column_create`
- 8.3.8. `column_list`
- 8.3.9. column_remove
- 8.3.10. `column_rename`
- 8.3.11. define_selector
- 8.3.12. defrag
- 8.3.13. `delete`
- 8.3.14. dump
- 8.3.15. `load`
- 8.3.16. log_level
- 8.3.17. log_put
- 8.3.18. log_reopen
- 8.3.19. `normalize`
- 8.3.20. `normalizer_list`
- 8.3.21. quit
- 8.3.22. register
- 8.3.23. `ruby_eval`
- 8.3.24. `ruby_load`
- 8.3.25. `select`
- 8.3.26. shutdown
- 8.3.27. status
- 8.3.28. suggest
- 8.3.29. `table_create`
- 8.3.30. table_list
- 8.3.31. table_remove
- 8.3.32. `tokenize`
- 8.3.33. `tokenizer_list`
- 8.3.34. `truncate`

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