happyBluebirds opened a new issue, #15399:
URL: https://github.com/apache/shardingsphere/issues/15399
### Which version of ShardingSphere did you use?
5.0.0
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
ShardingSphere-JDBC
<dependency>
<groupId>org.apache.shardingsphere</groupId>
<artifactId>shardingsphere-jdbc-core-spring-boot-starter</artifactId>
<version>5.0.0</version>
</dependency>
### Expected behavior
load success
### Actual behavior
load error
### Reason analyze (If you can)

resultSet.getString("COLLATION") can be null,only columns with character
data types can not be null.
### Steps to reproduce the behavior, such as: SQL to execute, sharding rule
configuration, when exception occur etc.
tables config any oracle table with not only character data type.
### Example codes for reproduce this issue (such as a github link).

actual-data-nodes: master.LOG_TEST,run and will show
java.lang.NullPointerException
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