Github user astroshim commented on the issue:
https://github.com/apache/zeppelin/pull/2343
I think this feature is really cool.
BTW I got following exception whenever i try to run sql completion.
```
==> logs/zeppelin-interpreter-jdbc-jdbc.log <==
ERROR [2017-05-25 01:29:57,441] ({pool-1-thread-5}
TThreadPoolServer.java[run]:296) - Error occurred during processing of message.
java.lang.NullPointerException
at
org.apache.zeppelin.jdbc.SqlCompleter.completeKeyword(SqlCompleter.java:407)
at
org.apache.zeppelin.jdbc.SqlCompleter.completeName(SqlCompleter.java:469)
at org.apache.zeppelin.jdbc.SqlCompleter.complete(SqlCompleter.java:105)
at
org.apache.zeppelin.jdbc.JDBCInterpreter.completion(JDBCInterpreter.java:844)
at
org.apache.zeppelin.interpreter.LazyOpenInterpreter.completion(LazyOpenInterpreter.java:136)
at
org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer.completion(RemoteInterpreterServer.java:573)
at
org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$completion.getResult(RemoteInterpreterService.java:1940)
at
org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$completion.getResult(RemoteInterpreterService.java:1925)
at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39)
at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39)
at
org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:285)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
==> logs/zeppelin-.local.log <==
ERROR [2017-05-25 01:29:57,443] ({qtp517210187-14}
NotebookServer.java[onMessage]:383) - Can't handle message
org.apache.zeppelin.interpreter.InterpreterException:
org.apache.thrift.transport.TTransportException
at
org.apache.zeppelin.interpreter.remote.RemoteInterpreter.completion(RemoteInterpreter.java:493)
at
org.apache.zeppelin.interpreter.LazyOpenInterpreter.completion(LazyOpenInterpreter.java:136)
at org.apache.zeppelin.notebook.Paragraph.completion(Paragraph.java:304)
at org.apache.zeppelin.notebook.Note.completion(Note.java:664)
at
org.apache.zeppelin.socket.NotebookServer.completion(NotebookServer.java:1345)
at
org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:330)
at
org.apache.zeppelin.socket.NotebookSocket.onWebSocketText(NotebookSocket.java:59)
at
org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextMessage(JettyListenerEventDriver.java:128)
at
org.eclipse.jetty.websocket.common.message.SimpleTextMessage.messageComplete(SimpleTextMessage.java:69)
at
org.eclipse.jetty.websocket.common.events.AbstractEventDriver.appendMessage(AbstractEventDriver.java:65)
at
org.eclipse.jetty.websocket.common.events.JettyListenerEventDriver.onTextFrame(JettyListenerEventDriver.java:122)
at
org.eclipse.jetty.websocket.common.events.AbstractEventDriver.incomingFrame(AbstractEventDriver.java:161)
at
org.eclipse.jetty.websocket.common.WebSocketSession.incomingFrame(WebSocketSession.java:309)
at
org.eclipse.jetty.websocket.common.extensions.ExtensionStack.incomingFrame(ExtensionStack.java:214)
at
org.eclipse.jetty.websocket.common.Parser.notifyFrame(Parser.java:220)
at org.eclipse.jetty.websocket.common.Parser.parse(Parser.java:258)
at
org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.readParse(AbstractWebSocketConnection.java:632)
at
org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.onFillable(AbstractWebSocketConnection.java:480)
at
org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.thrift.transport.TTransportException
at
org.apache.thrift.transport.TIOStreamTransport.read(TIOStreamTransport.java:132)
at org.apache.thrift.transport.TTransport.readAll(TTransport.java:86)
at
org.apache.thrift.protocol.TBinaryProtocol.readAll(TBinaryProtocol.java:429)
at
org.apache.thrift.protocol.TBinaryProtocol.readI32(TBinaryProtocol.java:318)
at
org.apache.thrift.protocol.TBinaryProtocol.readMessageBegin(TBinaryProtocol.java:219)
at org.apache.thrift.TServiceClient.receiveBase(TServiceClient.java:69)
at
org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Client.recv_completion(RemoteInterpreterService.java:372)
at
org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Client.completion(RemoteInterpreterService.java:355)
at
org.apache.zeppelin.interpreter.remote.RemoteInterpreter.completion(RemoteInterpreter.java:488)
... 21 more
```
Could you take a look at this?
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