## Week of Jul 27, 2026

Introduced automatic quota management for datasources for advanced accounts. For
more information, see [quota limits](https://developers.google.com/merchant/api/guides/quotas-limits)

## Week of Jul 13, 2026

Introduced validation to require that default rules in primary product data
sources contain exactly one reference to `self` or exactly one reference to a
primary data source.

## Week of Jul 6, 2026

Marked `primary_data_source_name` in `DataSourceReference` as deprecated.
Clients should use `self` instead.

## Week of May 12, 2024

Reduced the delay between data source creation and when the data source is ready
to be used. Previously, the `Data source not found` error was returned when
trying to insert items within 5 minutes of the data source being created. This
applies to data sources used for inserting products, promotions, product
reviews, and merchant reviews.

## Week of Mar 24, 2025

The new `destinations` field lets you select specific marketing methods for a
[data source](https://developers.google.com/merchant/api/reference/rest/datasources_v1/accounts.dataSources).

## Week of Jan 6, 2025

The `domain` field in returned errors is now populated with
`merchantapi.googleapis.com` instead of `global`

## Week of May 27, 2024

Beta launch of [Data sources
sub-API](https://developers.google.com/merchant/api/guides/data-sources/overview).