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Changefeed Billing for TiDB Cloud Premium

This document describes the billing details for changefeeds in TiDB Cloud Premium.

CCU cost

TiDB Cloud Premium measures the capacity of changefeeds in TiCDC Changefeed Capacity Units (CCUs). When you create a changefeed for an instance, you can select an appropriate specification. The higher the CCU, the better the replication performance. You will be charged for these TiCDC CCUs.

Number of TiCDC CCUs

The following table lists the specifications and corresponding replication performances for changefeeds:

SpecificationMaximum replication performance
2 CCUs5,000 rows/s
4 CCUs10,000 rows/s
8 CCUs20,000 rows/s
16 CCUs40,000 rows/s
24 CCUs60,000 rows/s
32 CCUs80,000 rows/s
40 CCUs100,000 rows/s
64 CCUs160,000 rows/s
96 CCUs240,000 rows/s
128 CCUs320,000 rows/s
192 CCUs480,000 rows/s
256 CCUs640,000 rows/s
320 CCUs800,000 rows/s
384 CCUs960,000 rows/s

Price

Currently, TiDB Cloud Premium is in public preview. For more information, see TiDB Cloud Premium Pricing Details.

If you choose the Private Link or Private Service Connect network connectivity method, additional Private Data Link costs will be incurred. These charges fall under the Data Transfer Cost category.

The price of Private Data Link is $0.01/GiB, the same as Data Processed of AWS Interface Endpoint pricing, Consumer data processing of Google Cloud Private Service Connect pricing, and Inbound/Outbound Data Processed of Azure Private Link pricing.

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