cube-js/cube

SparkSQL Connection error: v2.3.2

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#297 opened on Dec 16, 2019

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 (10 comments) (0 reactions) (0 assignees)Rust (19,563 stars) (1,965 forks)batch import
driver:hivehelp wanted

Description

SparkSQL Connection error Spark sql connection through thrift s not working. Please find the error

Error while loading DB schema
Error: TApplicationException: Required field 'client_protocol' is unset!
Struct:TOpenSessionReq(client_protocol:null, username:anonymous, password:)
at Client.OpenSession (.../node_modules/jshs2/lib/HiveConnection.js:57:18)
at client._reqs.(anonymous function) (.../node_modules/thrift/lib/nodejs/lib/thrift/connection.js:151:13)
at exports.Client.TCLIServiceClient.recv_OpenSession (.../node_modules/jshs2/idl/Thrift_0.9.3_Hive_2.1.1/TCLIService.js:2327:12)
at .../node_modules/thrift/lib/nodejs/lib/thrift/connection.js:157:41
at .../node_modules/thrift/lib/nodejs/lib/thrift/buffered_transport.js:48:5
at frames.filter.map.f (.../node_modules/@cubejs-backend/hive-driver/driver/TSaslTransport.js:105:52)
at Array.map (<anonymous>)
at Socket.<anonymous> (.../node_modules/@cubejs-backend/hive-driver/driver/TSaslTransport.js:105:43)
at Socket.emit (events.js:198:13)
at addChunk (_stream_readable.js:287:12)

Contributor guide

Tech stack
javascriptnodejssql
Domain
backenddatabase
Issue type
bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
stale
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
mostly clear
Prerequisites
SparkSQLThrift protocolNode.jscube js Hive driver
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
35
Research direction
Investigate the error in TSaslTransport.js and HiveConnection.js where the client protocol is unset. Check if the Thrift client version mismatch causes the issue. Look at the OpenSession request handling in TCLIService.js to ensure required fields are populated.
SparkSQL Connection error: v2.3.2 · cube-js/cube#297 | Good First Issue