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[jdbc-v2] Exception reading table with JSON column

Open chernser opened this issue 6 months ago • 0 comments

Description

There is an exception

[HY000] Failed to read value for column test
Unsupported data type with tag 100

This probably relates to the type mapping in JDBC

Steps to reproduce

  1. Create table with JSON column
  2. Try to read all its content

Error Log or Exception StackTrace

Expected Behaviour

Code Example



Configuration

Client Configuration


Environment

  • [ ] Cloud
  • Client version:
  • Language version:
  • OS:

ClickHouse Server

  • ClickHouse Server version:
  • ClickHouse Server non-default settings, if any:
  • CREATE TABLE statements for tables involved:
  • Sample data for all these tables, use clickhouse-obfuscator if necessary

chernser avatar Jun 19 '25 05:06 chernser