Creating a Database Account
Function
This API is used to create a database account for a specified DB instance.
- Before calling an API, you need to understand the API in Authentication.
Constraints
- This operation cannot be performed when the DB instance is in any of the following statuses: creating, changing instance class, changing port, frozen, or abnormal.
- If you want to call this API repeatedly to create database accounts for your DB instance, call it in serial.
- For any database and account created using methods other than the RDS console and APIs, if the database name and account name do not meet the database naming rules (see Table 2) and account naming rules (see Table 2), for example, containing Chinese characters or unsupported special characters, the database and account cannot be managed through the RDS console or APIs.
- In migration scenarios, if any database name and account name of the source database do not meet the database naming rules (see Table 2) and account naming rules (see Table 2), the database and account cannot be managed through the RDS console or APIs after being migrated to the destination RDS for MySQL database.
URI
- Parameter description
Table 1 Parameter description Name
Mandatory
Description
project_id
Yes
Project ID of a tenant in a region.
For details about how to obtain the project ID, see Obtaining a Project ID.
instance_id
Yes
Specifies the DB instance ID.
Request
Name |
Mandatory |
Type |
Description |
---|---|---|---|
name |
Yes |
String |
Specifies the username of the database account.
The username consists of 1 to 32 characters. Only lowercase letters, digits, hyphens (-), and underscores (_) are allowed.
|
password |
Yes |
String |
Specifies the password of the database account. Valid value: The value must be 8 to 32 characters long and contain at least three types of the following characters: uppercase letters, lowercase letters, digits, and special characters (~!@#$%^*-_=+?,()&). The value must be different from the account name or account name spelled backwards. You are advised to enter a strong password to improve security, preventing security risks such as brute force cracking. |
comment |
No |
String |
Specifies remarks of the database account. The parameter must be 1 to 512 characters long and is supported only for MySQL 8.0.25 and later versions. |
hosts |
No |
Array of strings |
IP addresses that are allowed to access your DB instance.
|
databases |
No |
Array of objects |
Databases that you can log in using the account. For details, see Table 3. |
Example Request
Creating a database account named rds
POST https://{endpoint}/v3/0483b6b16e954cb88930a360d2c4e663/instances/dsfae23fsfdsae3435in01/db_user { "name": "rds", "password": "************", "comment": "mysql", "hosts": [ "%" ], "databases" : [ { "name" : "***", "readonly" : false } ] }
Response
- Normal response
Table 4 Parameter description Name
Type
Description
resp
String
Returns successful if the invoking is successful.
- Example normal response
{ "resp": "successful" }
- Abnormal response
For details, see Abnormal Request Results.
Status Code
- Normal
- Abnormal
For details, see Status Codes.
Error Code
For details, see Error Codes.
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