Andrew Davidson created SPARK-15506:
---------------------------------------

             Summary: only one notebook can define a UDF; 
java.sql.SQLException: Another instance of Derby may have already booted the 
database
                 Key: SPARK-15506
                 URL: https://issues.apache.org/jira/browse/SPARK-15506
             Project: Spark
          Issue Type: Bug
          Components: PySpark
    Affects Versions: 1.6.1
         Environment: Mac OSX El Captain
Python 3.4.2

            Reporter: Andrew Davidson


I am using a sqlContext to create dataframes. I noticed that if I open up and 
run 'notebook a' and 'a' defines a udf. That I will not be able to open a 
second notebook that also defines a udf unless I shut down notebook a first.

In the second notebook I get a big long stack trace.  The problem seems to be

Caused by: java.sql.SQLException: Another instance of Derby may have already 
booted the database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown 
Source)
        ... 86 more



Here is the complete stack track

Kind regards

Andy

You must build Spark with Hive. Export 'SPARK_HIVE=true' and run build/sbt 
assembly
---------------------------------------------------------------------------
Py4JJavaError                             Traceback (most recent call last)
<ipython-input-3-b1a7a3f894c5> in <module>()
     16 #fooUDF = udf(lambda arg : "aedwip")
     17 
---> 18 paddedStrUDF = udf(lambda zipInt : str(zipInt).zfill(5))

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/pyspark/sql/functions.py
 in udf(f, returnType)
   1595     [Row(slen=5), Row(slen=3)]
   1596     """
-> 1597     return UserDefinedFunction(f, returnType)
   1598 
   1599 blacklist = ['map', 'since', 'ignore_unicode_prefix']

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/pyspark/sql/functions.py
 in __init__(self, func, returnType, name)
   1556         self.returnType = returnType
   1557         self._broadcast = None
-> 1558         self._judf = self._create_judf(name)
   1559 
   1560     def _create_judf(self, name):

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/pyspark/sql/functions.py
 in _create_judf(self, name)
   1567         pickled_command, broadcast_vars, env, includes = 
_prepare_for_python_RDD(sc, command, self)
   1568         ctx = SQLContext.getOrCreate(sc)
-> 1569         jdt = ctx._ssql_ctx.parseDataType(self.returnType.json())
   1570         if name is None:
   1571             name = f.__name__ if hasattr(f, '__name__') else 
f.__class__.__name__

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/pyspark/sql/context.py
 in _ssql_ctx(self)
    681         try:
    682             if not hasattr(self, '_scala_HiveContext'):
--> 683                 self._scala_HiveContext = self._get_hive_ctx()
    684             return self._scala_HiveContext
    685         except Py4JError as e:

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/pyspark/sql/context.py
 in _get_hive_ctx(self)
    690 
    691     def _get_hive_ctx(self):
--> 692         return self._jvm.HiveContext(self._jsc.sc())
    693 
    694     def refreshTable(self, tableName):

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/lib/py4j-0.9-src.zip/py4j/java_gateway.py
 in __call__(self, *args)
   1062         answer = self._gateway_client.send_command(command)
   1063         return_value = get_return_value(
-> 1064             answer, self._gateway_client, None, self._fqn)
   1065 
   1066         for temp_arg in temp_args:

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/pyspark/sql/utils.py
 in deco(*a, **kw)
     43     def deco(*a, **kw):
     44         try:
---> 45             return f(*a, **kw)
     46         except py4j.protocol.Py4JJavaError as e:
     47             s = e.java_exception.toString()

/Users/andrewdavidson/workSpace/spark/spark-1.6.1-bin-hadoop2.6/python/lib/py4j-0.9-src.zip/py4j/protocol.py
 in get_return_value(answer, gateway_client, target_id, name)
    306                 raise Py4JJavaError(
    307                     "An error occurred while calling {0}{1}{2}.\n".
--> 308                     format(target_id, ".", name), value)
    309             else:
    310                 raise Py4JError(

Py4JJavaError: An error occurred while calling 
None.org.apache.spark.sql.hive.HiveContext.
: java.lang.RuntimeException: java.lang.RuntimeException: Unable to instantiate 
org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient
        at 
org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:522)
        at 
org.apache.spark.sql.hive.client.ClientWrapper.<init>(ClientWrapper.scala:204)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:249)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive$lzycompute(HiveContext.scala:327)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive(HiveContext.scala:237)
        at org.apache.spark.sql.hive.HiveContext.setConf(HiveContext.scala:441)
        at 
org.apache.spark.sql.hive.HiveContext.defaultOverrides(HiveContext.scala:226)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:229)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:101)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:234)
        at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:381)
        at py4j.Gateway.invoke(Gateway.java:214)
        at 
py4j.commands.ConstructorCommand.invokeConstructor(ConstructorCommand.java:79)
        at py4j.commands.ConstructorCommand.execute(ConstructorCommand.java:68)
        at py4j.GatewayConnection.run(GatewayConnection.java:209)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.RuntimeException: Unable to instantiate 
org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient
        at 
org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1523)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.<init>(RetryingMetaStoreClient.java:86)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:132)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:104)
        at 
org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:3005)
        at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:3024)
        at 
org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:503)
        ... 23 more
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1521)
        ... 29 more
Caused by: javax.jdo.JDOFatalDataStoreException: Unable to open a test 
connection to the given database. JDBC url = 
jdbc:derby:;databaseName=metastore_db;create=true, username = APP. Terminating 
connection pool (set lazyInit to true if you expect to start your database 
after your app). Original Exception: ------
java.sql.SQLException: Failed to start database 'metastore_db' with class 
loader org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, 
see the next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.seeNextException(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.bootDatabase(Unknown 
Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection40.<init>(Unknown Source)
        at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
        at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
        at org.apache.derby.jdbc.Driver20.connect(Unknown Source)
        at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
        at java.sql.DriverManager.getConnection(DriverManager.java:664)
        at java.sql.DriverManager.getConnection(DriverManager.java:208)
        at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:361)
        at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:416)
        at 
com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:120)
        at 
org.datanucleus.store.rdbms.ConnectionFactoryImpl$ManagedConnectionImpl.getConnection(ConnectionFactoryImpl.java:501)
        at 
org.datanucleus.store.rdbms.RDBMSStoreManager.<init>(RDBMSStoreManager.java:298)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:631)
        at 
org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
        at 
org.datanucleus.NucleusContext.createStoreManagerForProperties(NucleusContext.java:1187)
        at org.datanucleus.NucleusContext.initialise(NucleusContext.java:356)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:775)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:333)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:202)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
        at 
javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:365)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:394)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:291)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:258)
        at 
org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:73)
        at 
org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:133)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.<init>(RawStoreProxy.java:57)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.getProxy(RawStoreProxy.java:66)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStore(HiveMetaStore.java:593)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:571)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:624)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:461)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:66)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:72)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:5762)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.<init>(HiveMetaStoreClient.java:199)
        at 
org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.<init>(SessionHiveMetaStoreClient.java:74)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1521)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.<init>(RetryingMetaStoreClient.java:86)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:132)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:104)
        at 
org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:3005)
        at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:3024)
        at 
org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:503)
        at 
org.apache.spark.sql.hive.client.ClientWrapper.<init>(ClientWrapper.scala:204)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:249)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive$lzycompute(HiveContext.scala:327)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive(HiveContext.scala:237)
        at org.apache.spark.sql.hive.HiveContext.setConf(HiveContext.scala:441)
        at 
org.apache.spark.sql.hive.HiveContext.defaultOverrides(HiveContext.scala:226)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:229)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:101)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:234)
        at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:381)
        at py4j.Gateway.invoke(Gateway.java:214)
        at 
py4j.commands.ConstructorCommand.invokeConstructor(ConstructorCommand.java:79)
        at py4j.commands.ConstructorCommand.execute(ConstructorCommand.java:68)
        at py4j.GatewayConnection.run(GatewayConnection.java:209)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.sql.SQLException: Failed to start database 'metastore_db' with 
class loader 
org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, see the 
next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        ... 89 more
Caused by: java.sql.SQLException: Another instance of Derby may have already 
booted the database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown 
Source)
        ... 86 more
Caused by: ERROR XSDB6: Another instance of Derby may have already booted the 
database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at org.apache.derby.iapi.error.StandardException.newException(Unknown 
Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.privGetJBMSLockOnDB(Unknown
 Source)
        at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.run(Unknown 
Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.getJBMSLockOnDB(Unknown
 Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.raw.RawStore.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.access.RAMAccessManager.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.bootStore(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.bootService(Unknown Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startProviderService(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.findProviderAndStartService(Unknown
 Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startPersistentService(Unknown
 Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.startPersistentService(Unknown 
Source)
        ... 86 more
------

NestedThrowables:
java.sql.SQLException: Unable to open a test connection to the given database. 
JDBC url = jdbc:derby:;databaseName=metastore_db;create=true, username = APP. 
Terminating connection pool (set lazyInit to true if you expect to start your 
database after your app). Original Exception: ------
java.sql.SQLException: Failed to start database 'metastore_db' with class 
loader org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, 
see the next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.seeNextException(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.bootDatabase(Unknown 
Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection40.<init>(Unknown Source)
        at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
        at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
        at org.apache.derby.jdbc.Driver20.connect(Unknown Source)
        at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
        at java.sql.DriverManager.getConnection(DriverManager.java:664)
        at java.sql.DriverManager.getConnection(DriverManager.java:208)
        at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:361)
        at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:416)
        at 
com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:120)
        at 
org.datanucleus.store.rdbms.ConnectionFactoryImpl$ManagedConnectionImpl.getConnection(ConnectionFactoryImpl.java:501)
        at 
org.datanucleus.store.rdbms.RDBMSStoreManager.<init>(RDBMSStoreManager.java:298)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:631)
        at 
org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
        at 
org.datanucleus.NucleusContext.createStoreManagerForProperties(NucleusContext.java:1187)
        at org.datanucleus.NucleusContext.initialise(NucleusContext.java:356)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:775)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:333)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:202)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
        at 
javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:365)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:394)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:291)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:258)
        at 
org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:73)
        at 
org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:133)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.<init>(RawStoreProxy.java:57)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.getProxy(RawStoreProxy.java:66)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStore(HiveMetaStore.java:593)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:571)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:624)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:461)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:66)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:72)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:5762)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.<init>(HiveMetaStoreClient.java:199)
        at 
org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.<init>(SessionHiveMetaStoreClient.java:74)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1521)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.<init>(RetryingMetaStoreClient.java:86)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:132)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:104)
        at 
org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:3005)
        at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:3024)
        at 
org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:503)
        at 
org.apache.spark.sql.hive.client.ClientWrapper.<init>(ClientWrapper.scala:204)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:249)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive$lzycompute(HiveContext.scala:327)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive(HiveContext.scala:237)
        at org.apache.spark.sql.hive.HiveContext.setConf(HiveContext.scala:441)
        at 
org.apache.spark.sql.hive.HiveContext.defaultOverrides(HiveContext.scala:226)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:229)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:101)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:234)
        at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:381)
        at py4j.Gateway.invoke(Gateway.java:214)
        at 
py4j.commands.ConstructorCommand.invokeConstructor(ConstructorCommand.java:79)
        at py4j.commands.ConstructorCommand.execute(ConstructorCommand.java:68)
        at py4j.GatewayConnection.run(GatewayConnection.java:209)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.sql.SQLException: Failed to start database 'metastore_db' with 
class loader 
org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, see the 
next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        ... 89 more
Caused by: java.sql.SQLException: Another instance of Derby may have already 
booted the database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown 
Source)
        ... 86 more
Caused by: ERROR XSDB6: Another instance of Derby may have already booted the 
database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at org.apache.derby.iapi.error.StandardException.newException(Unknown 
Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.privGetJBMSLockOnDB(Unknown
 Source)
        at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.run(Unknown 
Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.getJBMSLockOnDB(Unknown
 Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.raw.RawStore.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.access.RAMAccessManager.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.bootStore(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.bootService(Unknown Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startProviderService(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.findProviderAndStartService(Unknown
 Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startPersistentService(Unknown
 Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.startPersistentService(Unknown 
Source)
        ... 86 more
------

        at 
org.datanucleus.api.jdo.NucleusJDOHelper.getJDOExceptionForNucleusException(NucleusJDOHelper.java:436)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:788)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:333)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:202)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
        at 
javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:365)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:394)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:291)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:258)
        at 
org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:73)
        at 
org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:133)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.<init>(RawStoreProxy.java:57)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.getProxy(RawStoreProxy.java:66)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStore(HiveMetaStore.java:593)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:571)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:624)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:461)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:66)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:72)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:5762)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.<init>(HiveMetaStoreClient.java:199)
        at 
org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.<init>(SessionHiveMetaStoreClient.java:74)
        ... 34 more
Caused by: java.sql.SQLException: Unable to open a test connection to the given 
database. JDBC url = jdbc:derby:;databaseName=metastore_db;create=true, 
username = APP. Terminating connection pool (set lazyInit to true if you expect 
to start your database after your app). Original Exception: ------
java.sql.SQLException: Failed to start database 'metastore_db' with class 
loader org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, 
see the next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.seeNextException(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.bootDatabase(Unknown 
Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection40.<init>(Unknown Source)
        at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
        at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
        at org.apache.derby.jdbc.Driver20.connect(Unknown Source)
        at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
        at java.sql.DriverManager.getConnection(DriverManager.java:664)
        at java.sql.DriverManager.getConnection(DriverManager.java:208)
        at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:361)
        at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:416)
        at 
com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:120)
        at 
org.datanucleus.store.rdbms.ConnectionFactoryImpl$ManagedConnectionImpl.getConnection(ConnectionFactoryImpl.java:501)
        at 
org.datanucleus.store.rdbms.RDBMSStoreManager.<init>(RDBMSStoreManager.java:298)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:631)
        at 
org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
        at 
org.datanucleus.NucleusContext.createStoreManagerForProperties(NucleusContext.java:1187)
        at org.datanucleus.NucleusContext.initialise(NucleusContext.java:356)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:775)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.createPersistenceManagerFactory(JDOPersistenceManagerFactory.java:333)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.getPersistenceManagerFactory(JDOPersistenceManagerFactory.java:202)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:497)
        at javax.jdo.JDOHelper$16.run(JDOHelper.java:1965)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.jdo.JDOHelper.invoke(JDOHelper.java:1960)
        at 
javax.jdo.JDOHelper.invokeGetPersistenceManagerFactoryOnImplementation(JDOHelper.java:1166)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:808)
        at javax.jdo.JDOHelper.getPersistenceManagerFactory(JDOHelper.java:701)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPMF(ObjectStore.java:365)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.getPersistenceManager(ObjectStore.java:394)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.initialize(ObjectStore.java:291)
        at 
org.apache.hadoop.hive.metastore.ObjectStore.setConf(ObjectStore.java:258)
        at 
org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:73)
        at 
org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:133)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.<init>(RawStoreProxy.java:57)
        at 
org.apache.hadoop.hive.metastore.RawStoreProxy.getProxy(RawStoreProxy.java:66)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.newRawStore(HiveMetaStore.java:593)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.getMS(HiveMetaStore.java:571)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.createDefaultDB(HiveMetaStore.java:624)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore$HMSHandler.init(HiveMetaStore.java:461)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.<init>(RetryingHMSHandler.java:66)
        at 
org.apache.hadoop.hive.metastore.RetryingHMSHandler.getProxy(RetryingHMSHandler.java:72)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStore.newRetryingHMSHandler(HiveMetaStore.java:5762)
        at 
org.apache.hadoop.hive.metastore.HiveMetaStoreClient.<init>(HiveMetaStoreClient.java:199)
        at 
org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient.<init>(SessionHiveMetaStoreClient.java:74)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.hadoop.hive.metastore.MetaStoreUtils.newInstance(MetaStoreUtils.java:1521)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.<init>(RetryingMetaStoreClient.java:86)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:132)
        at 
org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.getProxy(RetryingMetaStoreClient.java:104)
        at 
org.apache.hadoop.hive.ql.metadata.Hive.createMetaStoreClient(Hive.java:3005)
        at org.apache.hadoop.hive.ql.metadata.Hive.getMSC(Hive.java:3024)
        at 
org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:503)
        at 
org.apache.spark.sql.hive.client.ClientWrapper.<init>(ClientWrapper.scala:204)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:249)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive$lzycompute(HiveContext.scala:327)
        at 
org.apache.spark.sql.hive.HiveContext.metadataHive(HiveContext.scala:237)
        at org.apache.spark.sql.hive.HiveContext.setConf(HiveContext.scala:441)
        at 
org.apache.spark.sql.hive.HiveContext.defaultOverrides(HiveContext.scala:226)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:229)
        at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:101)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:234)
        at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:381)
        at py4j.Gateway.invoke(Gateway.java:214)
        at 
py4j.commands.ConstructorCommand.invokeConstructor(ConstructorCommand.java:79)
        at py4j.commands.ConstructorCommand.execute(ConstructorCommand.java:68)
        at py4j.GatewayConnection.run(GatewayConnection.java:209)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.sql.SQLException: Failed to start database 'metastore_db' with 
class loader 
org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, see the 
next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        ... 89 more
Caused by: java.sql.SQLException: Another instance of Derby may have already 
booted the database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown 
Source)
        ... 86 more
Caused by: ERROR XSDB6: Another instance of Derby may have already booted the 
database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at org.apache.derby.iapi.error.StandardException.newException(Unknown 
Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.privGetJBMSLockOnDB(Unknown
 Source)
        at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.run(Unknown 
Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.getJBMSLockOnDB(Unknown
 Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.raw.RawStore.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.access.RAMAccessManager.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.bootStore(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.bootService(Unknown Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startProviderService(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.findProviderAndStartService(Unknown
 Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startPersistentService(Unknown
 Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.startPersistentService(Unknown 
Source)
        ... 86 more
------

        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at com.jolbox.bonecp.PoolUtil.generateSQLException(PoolUtil.java:192)
        at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:422)
        at 
com.jolbox.bonecp.BoneCPDataSource.getConnection(BoneCPDataSource.java:120)
        at 
org.datanucleus.store.rdbms.ConnectionFactoryImpl$ManagedConnectionImpl.getConnection(ConnectionFactoryImpl.java:501)
        at 
org.datanucleus.store.rdbms.RDBMSStoreManager.<init>(RDBMSStoreManager.java:298)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:422)
        at 
org.datanucleus.plugin.NonManagedPluginRegistry.createExecutableExtension(NonManagedPluginRegistry.java:631)
        at 
org.datanucleus.plugin.PluginManager.createExecutableExtension(PluginManager.java:301)
        at 
org.datanucleus.NucleusContext.createStoreManagerForProperties(NucleusContext.java:1187)
        at org.datanucleus.NucleusContext.initialise(NucleusContext.java:356)
        at 
org.datanucleus.api.jdo.JDOPersistenceManagerFactory.freezeConfiguration(JDOPersistenceManagerFactory.java:775)
        ... 63 more
Caused by: java.sql.SQLException: Failed to start database 'metastore_db' with 
class loader 
org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, see the 
next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.seeNextException(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.bootDatabase(Unknown 
Source)
        at org.apache.derby.impl.jdbc.EmbedConnection.<init>(Unknown Source)
        at org.apache.derby.impl.jdbc.EmbedConnection40.<init>(Unknown Source)
        at org.apache.derby.jdbc.Driver40.getNewEmbedConnection(Unknown Source)
        at org.apache.derby.jdbc.InternalDriver.connect(Unknown Source)
        at org.apache.derby.jdbc.Driver20.connect(Unknown Source)
        at org.apache.derby.jdbc.AutoloadedDriver.connect(Unknown Source)
        at java.sql.DriverManager.getConnection(DriverManager.java:664)
        at java.sql.DriverManager.getConnection(DriverManager.java:208)
        at com.jolbox.bonecp.BoneCP.obtainRawInternalConnection(BoneCP.java:361)
        at com.jolbox.bonecp.BoneCP.<init>(BoneCP.java:416)
        ... 75 more
Caused by: java.sql.SQLException: Failed to start database 'metastore_db' with 
class loader 
org.apache.spark.sql.hive.client.IsolatedClientLoader$$anon$1@3960aa4e, see the 
next exception for details.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        ... 89 more
Caused by: java.sql.SQLException: Another instance of Derby may have already 
booted the database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
 Source)
        at 
org.apache.derby.impl.jdbc.SQLExceptionFactory40.getSQLException(Unknown Source)
        at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown 
Source)
        ... 86 more
Caused by: ERROR XSDB6: Another instance of Derby may have already booted the 
database 
/Users/andrewdavidson/workSpace/bigPWSWorkspace/dataScience/notebooks/gnip/metastore_db.
        at org.apache.derby.iapi.error.StandardException.newException(Unknown 
Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.privGetJBMSLockOnDB(Unknown
 Source)
        at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.run(Unknown 
Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.getJBMSLockOnDB(Unknown
 Source)
        at 
org.apache.derby.impl.store.raw.data.BaseDataFileFactory.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.raw.RawStore.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.store.access.RAMAccessManager.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.bootServiceModule(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.bootStore(Unknown Source)
        at org.apache.derby.impl.db.BasicDatabase.boot(Unknown Source)
        at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown 
Source)
        at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.bootService(Unknown Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startProviderService(Unknown 
Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.findProviderAndStartService(Unknown
 Source)
        at 
org.apache.derby.impl.services.monitor.BaseMonitor.startPersistentService(Unknown
 Source)
        at 
org.apache.derby.iapi.services.monitor.Monitor.startPersistentService(Unknown 
Source)
        ... 86 more




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