ADMIN-SHOW-CONFIG

Name

ADMIN SHOW CONFIG

Description

This statement is used to display the configuration of the current cluster (currently only the configuration items of FE clusters are supported)

Syntax:

 ADMIN SHOW FRONTEND CONFIG [LIKE "pattern"];

Implications of the columns in the results are as follows:

1. Key: configuration item name
2. Value: configuration item value
3. Type: configuration item type
4. IsMutable: if it can be set by ADMIN SET CONFIG command
5. MasterOnly: if it is only applicable to Master FE
6. Comment: configuration item description

Example

1. View the configuration of the current FE node

   ADMIN SHOW FRONTEND CONFIG;

2. Use the like predicate to search the configuration of the current FE node

   mysql> ADMIN SHOW FRONTEND CONFIG LIKE '%check_java_version%';
   +--------------------+-------+---------+---------- -+------------+---------+
   | Key | Value | Type | IsMutable | MasterOnly | Comment |
   +--------------------+-------+---------+---------- -+------------+---------+
   | check_java_version | true | boolean | false | false | |
   +--------------------+-------+---------+---------- -+------------+---------+
   1 row in set (0.01 sec)

Keywords

ADMIN, SHOW, CONFIG, ADMIN SHOW

Best Practice