xuup commented on issue #8841:
URL: https://github.com/apache/shardingsphere/issues/8841#issuecomment-753771090
> Hi @xuup ,
>
> I like your detailed description, which will help us get your question
simply. :) Please leave @strongduanmu some time to have a look at it.
Thanks for your reply.
One more piece of information
There is an exception in ojdbc6, the example is work in ojdbc7. The details
are as follows
pom.xml
```xml
<dependency>
<groupId>com.oracle</groupId>
<artifactId>ojdbc6</artifactId>
<version>12.1.0.2.0.24012252</version>
</dependency>
```
Exception details：
```java
java.lang.AbstractMethodError:
oracle.jdbc.driver.T4CConnection.getSchema()Ljava/lang/String;
at
com.zaxxer.hikari.pool.HikariProxyConnection.getSchema(HikariProxyConnection.java)
at
org.apache.shardingsphere.infra.metadata.schema.builder.loader.adapter.MetaDataLoaderConnectionAdapter.getSchema(MetaDataLoaderConnectionAdapter.java:77)
at
org.apache.shardingsphere.infra.metadata.schema.builder.loader.adapter.MetaDataLoaderConnectionAdapter.getSchema(MetaDataLoaderConnectionAdapter.java:71)
at
org.apache.shardingsphere.infra.metadata.schema.builder.loader.SchemaMetaDataLoader.loadAllTableNames(SchemaMetaDataLoader.java:70)
at
org.apache.shardingsphere.infra.metadata.schema.builder.loader.SchemaMetaDataLoader.loadAllTableNames(SchemaMetaDataLoader.java:59)
at
org.apache.shardingsphere.sharding.rule.single.SingleTableRuleLoader.load(SingleTableRuleLoader.java:60)
at
org.apache.shardingsphere.sharding.rule.single.SingleTableRuleLoader.load(SingleTableRuleLoader.java:51)
at
org.apache.shardingsphere.sharding.rule.ShardingRule.<init>(ShardingRule.java:104)
at
org.apache.shardingsphere.sharding.rule.builder.ShardingRuleBuilder.build(ShardingRuleBuilder.java:43)
at
org.apache.shardingsphere.sharding.rule.builder.ShardingRuleBuilder.build(ShardingRuleBuilder.java:34)
at
org.apache.shardingsphere.infra.rule.builder.ShardingSphereRulesBuilder.lambda$build$0(ShardingSphereRulesBuilder.java:58)
at
java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
at java.util.Iterator.forEachRemaining(Iterator.java:116)
at
java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
at
java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
at
java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
at
java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at
java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
at
org.apache.shardingsphere.infra.rule.builder.ShardingSphereRulesBuilder.build(ShardingSphereRulesBuilder.java:58)
at
org.apache.shardingsphere.infra.context.metadata.MetaDataContextsBuilder.buildMetaData(MetaDataContextsBuilder.java:102)
at
org.apache.shardingsphere.infra.context.metadata.MetaDataContextsBuilder.build(MetaDataContextsBuilder.java:93)
at
org.apache.shardingsphere.driver.jdbc.core.datasource.ShardingSphereDataSource.<init>(ShardingSphereDataSource.java:57)
at
org.apache.shardingsphere.driver.api.ShardingSphereDataSourceFactory.createDataSource(ShardingSphereDataSourceFactory.java:49)
at
org.apache.shardingsphere.driver.api.yaml.YamlShardingSphereDataSourceFactory.createDataSource(YamlShardingSphereDataSourceFactory.java:53)
```
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