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doris/new-docs/en/sql-manual/sql-reference-v2/Database-Administration-Statements/ADMIN-CHECK-TABLET.md
jiafeng.zhang 4cfb372387 [refactor][Doc] Database admin sql help (#9009)
* Add SQL function Chinese documentation

Add SQL function Chinese documentation

* Add database management SQL help documentation

Add database management SQL help documentation
2022-04-14 09:02:33 +08:00

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title, language
title language
ADMIN-CHECK-TABLET en

ADMIN-CHECK-TABLET

Name

ADMIN CLEAN TRASH

Description

This statement is used to clean up garbage data in the backend

grammar:

ADMIN CLEAN TRASH [ON ("BackendHost1:BackendHeartBeatPort1", "BackendHost2:BackendHeartBeatPort2", ...)];

illustrate:

  1. Use BackendHost:BackendHeartBeatPort to indicate the backend that needs to be cleaned up, and clean up all backends without adding the on limit.

Example

  1. Clean up the junk data of all be nodes.

     ADMIN CLEAN TRASH;
    
  2. Clean up the junk data of '192.168.0.1:9050' and '192.168.0.2:9050'.

     ADMIN CLEAN TRASH ON ("192.168.0.1:9050","192.168.0.2:9050");
    

Keywords

ADMIN, CHECK, TABLET

Best Practice