Column name pattern can not be NULL or empty.

1.美图

2.背景

19/02/13 15:34:53 WARN Query: Query for candidates of org.apache.hadoop.hive.metastore.model.MDatabase and subclasses resulted in no possible candidates
Exception thrown obtaining schema column information from datastore
org.datanucleus.exceptions.NucleusDataStoreException: Exception thrown obtaining schema column information from datastore
	at org.datanucleus.store.rdbms.schema.RDBMSSchemaHandler.refreshTableData(RDBMSSchemaHandler.java:986)



Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.Delegating