关于idea连接数据库后无法正常运行代码的问题

Question

######在使用idea连接数据库时出现的问题

######Exception in thread "main" org.apache.hadoop.hbase.client.RetriesExhaustedException: Can't get the locations

at org.apache.hadoop.hbase.client.RpcRetryingCallerWithReadReplicas.getRegionLocations(RpcRetryingCallerWithReadReplicas.java:319)

at org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:156)
at org.apache.hadoop.hbase.client.ScannerCallableWithReplicas.call(ScannerCallableWithReplicas.java:60)
at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithoutRetries(RpcRetryingCaller.java:200)
at org.apache.hadoop.hbase.client.ClientScanner.call(ClientScanner.java:326)
at org.apache.hadoop.hbase.client.ClientScanner.nextScanner(ClientScanner.java:301)
at org.apache.hadoop.hbase.client.ClientScanner.initializeScannerInConstruction(ClientScanner.java:166)
at org.apache.hadoop.hbase.client.ClientScanner.<init>(ClientScanner.java:161)
at org.apache.hadoop.hbase.client.HTable.getScanner(HTable.java:794)
at org.apache.hadoop.hbase.MetaTableAccessor.fullScan(MetaTableAccessor.java:602)
at org.apache.hadoop.hbase.MetaTableAccessor.tableExists(MetaTableAccessor.java:366)
at org.apache.hadoop.hbase.client.HBaseAdmin.tableExists(HBaseAdmin.java:403)
at StudentInformation.StudentForJava.createTable(StudentForJava.java:56)
at View.Menu1.main(Menu1.java:24)

Process finished with exit code 1

我认为是hosts没有配置好，但尝试了很多次之后还是运行不了

希望可以使其可以成功运行

Answer 1

连接hbase时候连接不上报错Can‘t get the locations（已解决）_只会写demo的程序猿的博客-CSDN博客_hbase连接失败 Exception in thread "main" org.apache.hadoop.hbase.client.RetriesExhaustedException: Can't get the locationsat org.apache.hadoop.hbase.client.RpcRetryingCallerWithReadReplicas.getRegionLocations(RpcRetryingCallerWithReadReplicas.java:319)at org.apache. https://blog.csdn.net/qq_35338741/article/details/107507013

参考这个试试。