TeslaCN commented on a change in pull request #11768:
URL: https://github.com/apache/shardingsphere/pull/11768#discussion_r686793688
##########
File path:
shardingsphere-features/shardingsphere-sharding/shardingsphere-sharding-core/src/main/java/org/apache/shardingsphere/sharding/rule/ShardingRule.java
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@@ -207,7 +209,7 @@ public ShardingStrategyConfiguration
getTableShardingStrategyConfiguration(final
* @return table rule
*/
public Optional<TableRule> findTableRule(final String logicTableName) {
- return tableRules.stream().filter(each ->
each.getLogicTable().equalsIgnoreCase(logicTableName)).findFirst();
+ return
Optional.ofNullable(tableRules.getOrDefault(logicTableName.toLowerCase(),
null));
Review comment:
```suggestion
return
Optional.ofNullable(tableRules.get(logicTableName.toLowerCase()));
```
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