Version information
Release date: October 18, 2022
Version: V2.4.0
Overview
OceanBase Connector/J V2.4.0 supports the OB2.0 protocol and coordinates with OceanBase Database and OceanBase Database Proxy (ODP) to provide Full-link Trace. The version is recommended for general businesses. We recommend that you use it with OceanBase Database V4.0.0.
Enhanced features
The OB2.0 protocol is supported. You can use the
useOceanBaseProtocolV20parameter to enable or disable the protocol. By default, the protocol is enabled.This version provides Full-link Trace in coordination with OceanBase Database and ODP. You can use the
enableFullLinkTraceparameter to enable or disable the feature. By default, the feature is disabled. WhenenableFullLinkTraceis set totrue,useOceanBaseProtocolV20is forcibly set totrue.
Fixed issues
When network fluctuations occur, the following exception is reported for the load balancing of the daemon thread:
No active connection found for master.The ArrayBinding setNull API causes the server to return exceptions.
If both the PreparedStatement and PrepareExecute protocols are enabled, when a procedure is recursively called, PreparedStatement is closed only at the first time.