1.5.26
Full Changelog: 1.5.25...1.5.26
https://github.com/GoogleCloudPlatform/cloud-spanner-emulator/releases/tag/v1.5.26
Bug Fixes
ALTER DATABASE ddl version_retention_period option not supported: [https://github\.com/GoogleCloudPlatform/cloud\-spanner\-emulator/issues/27](https://github%5C.com/GoogleCloudPlatform/cloud%5C-spanner%5C-emulator/issues/27)
New Feature
schema support for NOT ENFORCED option on foreign keys
Add CHANGE_STREAM_PARTITION_TOKEN_ALIVE_SECONDS env variable to enable overriding the default partition token alive time(20-40 seconds) on Emulator.
Implement informational foreign key's data validation
Significant Changes
Block order for the token_list_key when parsing CREATE SEARCH INDEX ddl.