ruanwenjun commented on code in PR #7249:
URL: https://github.com/apache/kyuubi/pull/7249#discussion_r2545016159
##########
externals/kyuubi-jdbc-engine/src/main/scala/org/apache/kyuubi/engine/jdbc/operation/ExecuteStatement.scala:
##########
@@ -120,12 +120,31 @@ class ExecuteStatement(
super.validateFetchOrientation(order)
}
+ override def cancel(): Unit = withLockRequired {
+ if (!isTerminalState(state)) {
+ setState(OperationState.CANCELED)
+ // TODO: If `shouldRunAsync` is true, the statement is initialized
lazily.
+ // When a SQL is submitted and immediately canceled, `jdbcStatement` may
still be null,
+ // which can lead to the cancellation not taking effect.
+ if (jdbcStatement != null) {
+ dialect.cancelStatement(jdbcStatement)
+ jdbcStatement = null
+ } else {
+ warn(s"The cancel operation $statementId might be ignore due to
jdbcStatement is null.")
Review Comment:
done
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