Queries a list of regions and zones where AnalyticDB for PostgreSQL is available.
Operation description
Before you create an AnalyticDB for PostgreSQL instance, you must call this operation to query available regions and zones.
Limit
You can call this operation up to 1,000 times per second per account. If the number of the calls per second exceeds the limit, throttling is triggered and may affect your business. We recommend that you take note of the limit when you call this operation.
Debugging
Authorization information
There is currently no authorization information disclosed in the API.
Request parameters
| Parameter | Type | Required | Description | Example |
|---|---|---|---|---|
| Region | string | No | The ID of the region. Note
You can call the DescribeRegions operation to query the most recent region list.
| cn-hangzhou |
Response parameters
Examples
Sample success responses
JSONformat
{
"RequestId": "FF8EB261-5447-4B1B-9F14-294CEA008A9F",
"Regions": {
"Region": [
{
"Zones": {
"Zone": [
{
"ZoneId": "cn-hangzhou-c",
"VpcEnabled": true
}
]
},
"RegionId": "cn-hangzhou"
}
]
}
}Error codes
For a list of error codes, visit the Service error codes.
Change history
| Change time | Summary of changes | Operation |
|---|---|---|
| 2023-09-11 | The internal configuration of the API is changed, but the call is not affected | View Change Details |