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add refreshing mview flag to session info

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This commit is contained in:
obdev
2024-02-09 12:11:35 +00:00
committed by ob-robot
parent c001170bde
commit c6fbe1a200
3 changed files with 8 additions and 2 deletions
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2
src/sql/optimizer/ob_optimizer.cpp
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@ -281,7 +281,7 @@ int ObOptimizer::get_session_parallel_info(int64_t &force_parallel_dop,
if (OB_ISNULL(session_info = ctx_.get_session_info())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(session_info), K(ret));
} else if (!session_info->is_user_session()) {
} else if (!session_info->is_user_session() && !session_info->get_ddl_info().is_refreshing_mview()) {
// sys var是依赖于schema的方式实现的，获得最新的sys var需要通过inner SQL的方式，会产生循环依赖
// 因此inner SQL情况下不考虑系统变量`SYS_VAR__ENABLE_PARALLEL_QUERY`的值
} else if (OB_FAIL(session_info->get_parallel_degree_policy_enable_auto_dop(enable_auto_dop))) {