update changes.md

apache · Apr 25, 2024 · db7ddae · db7ddae
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diff --git a/docs/en/changes/changes.md b/docs/en/changes/changes.md
@@ -117,6 +117,7 @@
 * Fix inaccurate MySQL/MariaDB, Redis, PostgreSQL metrics.
 * Support DoubleValue,IntValue,BoolValue in OTEL metrics attributes.
 * [Break Change] gGRPC metrics exporter unified the metric value type and support labeled metrics.
+* Add component definition(ID=152) for `c3p0`(JDBC3 Connection and Statement Pooling).
 
 #### UI