clean up connection class

Neenu1995 · Neenu1995 · commit f206b77345cf · 2026-04-17T12:31:10.000-04:00
diff --git a/java-bigquery/google-cloud-bigquery-jdbc/src/main/java/com/google/cloud/bigquery/jdbc/BigQueryConnection.java b/java-bigquery/google-cloud-bigquery-jdbc/src/main/java/com/google/cloud/bigquery/jdbc/BigQueryConnection.java
@@ -844,8 +844,6 @@ public void close() throws SQLException {
       throw new BigQueryJdbcException(ex);
     } catch (InterruptedException e) {
       throw new BigQueryJdbcRuntimeException(e);
-    } finally {
-      BigQueryJdbcMdc.removeInstance(this);
     }
     this.isClosed = true;
   }

Original file line number	Diff line number	Diff line change
`@@ -844,8 +844,6 @@ public void close() throws SQLException {`
`844`	`844`	`throw new BigQueryJdbcException(ex);`
`845`	`845`	`} catch (InterruptedException e) {`
`846`	`846`	`throw new BigQueryJdbcRuntimeException(e);`
`847`		`- } finally {`
`848`		`- BigQueryJdbcMdc.removeInstance(this);`
`849`	`847`	`}`
`850`	`848`	`this.isClosed = true;`
`851`	`849`	`}`