xuyali created DRILL-5067:
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Summary: AssertionError when connect to mysql and query element of
a varchar-type json column
Key: DRILL-5067
URL: https://issues.apache.org/jira/browse/DRILL-5067
Project: Apache Drill
Issue Type: Bug
Components: Storage - JSON
Affects Versions: 1.8.0
Reporter: xuyali
Steps:
1.Install drill 1.8.0 to the mysql server.
2.copy mysql-jdbc-connector jar to jars/3rdparty.
3.start embedded drill : bin/drill-embedded.
4.configure a mysql storage on the web console.
5.I use a sql as below:
select tb1.json_record.name from tb1 limit 100;
note:json_record is a column defined as "varchar",and there's a element called
name in the json_record data structure.
then I got a error:
Error: SYSTEM ERROR: AssertionError: VARCHAR
[Error Id: a75b1588-150f-4fce-bd79-db63b9be468d on iZ25hwmeccrZ:31010]
(state=,code=0)
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