youngMvcBrother commented on issue #22746:
URL:
https://github.com/apache/shardingsphere/issues/22746#issuecomment-1348041613
> Sorry, we are a production environment, is there any alternative plan now
@sandynz
@1210958801
**My Solution;Can I help you?**
add configure
```yaml
defaultKeyGenerateStrategy:
column: user_id
keyGeneratorName: snowflake
```
**issues source:**
_org.apache.shardingsphere.sharding.rule.ShardingRule_ instantiation;
generate DefaultKeyGenerateStrategy overrides SnowflakeKeyGenerateAlgorithm;
**when generating DefaultKeyGenerateStrategy , prop is null;**
**If DefaultKeyGenerateStrategy is set, it will not be overwritten.**

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