[HIVE-27487] NPE in Hive JDBC storage handler

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.0.0
• Component/s: JDBC storage handler
• Labels: pull-request-available
• Assignee: Zhihua Deng
• Reporter: Zhihua Deng
• Created: 09/Jul/23 13:49
• Updated: 29/May/24 15:39
• Resolved: 08/Aug/23 12:40

Description

A simple query against a Hive JDBC table: "select * from sample_nightly" would fail due to:

 Caused by: java.lang.NullPointerException
    at org.apache.hive.storage.jdbc.JdbcSerDe.deserialize(JdbcSerDe.java:168)
    at org.apache.hadoop.hive.ql.exec.FetchOperator.getNextRow(FetchOperator.java:623)
    ... 21 more

Issue Links

• is related to: HIVE-28285 Exception when querying JDBC tables with Hive/DB column types mismatch
• links to: GitHub Pull Request #4475