susongyan opened a new issue, #25838:
URL: https://github.com/apache/shardingsphere/issues/25838
## Bug Report
### Which version of ShardingSphere did you use?
5.3.0
### Which project did you use? ShardingSphere-JDBC or ShardingSphere-Proxy?
proxy
### Expected behavior
update json field success
### Actual behavior
org.postgresql.util.PSQLException: ERROR: column "xx" is of type json but
expression is of type character varying
proxy seems to treat json as text in backend
### Reason analyze (If you can)
in "bind" phase, actual parameter is not parsed correctly
PostgreSQLComBindPacket#getTextParameters doesn't deal with
PostgreSQLColumnType.POSTGRESQL_TYPE_JSON
<img width="1364" alt="image"
src="https://github.com/apache/shardingsphere/assets/17156143/16a17fd6-bb38-4a20-9b2c-d3cd08a63621";>
expected parameter object(i tried to fix myself): update success
<img width="1396" alt="image"
src="https://github.com/apache/shardingsphere/assets/17156143/9cd95229-ba80-4cda-b615-8db804feb1da";>
### Steps to reproduce the behavior, such as: SQL to execute, sharding rule
configuration, when exception occur etc.
### Example codes for reproduce this issue (such as a github link).
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