AWS Amazon SimpleDB Service Limits
18 quotas for Amazon SimpleDB. 2 can be increased.
| Quota | Default | Status |
|---|---|---|
Attribute count per domain Attribute count per domain general | 1,000,000,000 count | Adjustable |
Domain name length Domain name length general | 255 count | Fixed |
Minimum domain name length Minimum domain name length general | 3 count | Fixed |
Attribute value size Attribute value size storage | 1,024 Bytes | Fixed |
Item name size Item name size storage | 1,024 Bytes | Fixed |
Attributes requested per Select operation Attributes requested per Select operation throughput | 256 count | Fixed |
Attributes per PutAttributes operation Attributes per PutAttributes operation general | 256 count | Fixed |
Items per BatchPutAttributes operation Items per BatchPutAttributes operation general | 25 count | Fixed |
Items per Select response Items per Select response general | 2,500 count | Fixed |
Total Domains Total Domains general | 250 count | Adjustable |
Attribute name size Attribute name size storage | 1,024 Bytes | Fixed |
Attribute name-value pairs per item Attribute name-value pairs per item general | 256 count | Fixed |
Select response size Select response size storage | 1 Megabytes | Fixed |
Unique attributes per Select expression Unique attributes per Select expression general | 20 count | Fixed |
Items per BatchDeleteAttributes operation Items per BatchDeleteAttributes operation general | 25 count | Fixed |
Size per domain Size per domain storage | 10 Gigabytes | Fixed |
Query execution time Query execution time compute | 5 Seconds | Fixed |
Comparisons per Select expression Comparisons per Select expression general | 20 count | Fixed |
How to Request a Quota Increase
- 1Open the AWS Service Quotas console.
- 2Select Amazon SimpleDB from the service list.
- 3Find the quota and click "Request increase".
- 4Enter the desired value and submit. Most increases are approved within a few hours.
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