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[CP] Fix: fix compat bug for group-rescan in upgrade stage

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obdev
2024-07-07 10:24:16 +00:00
committed by ob-robot
parent 8088abfe39
commit 0e2b0d123a
1 changed files with 7 additions and 0 deletions
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7
src/sql/optimizer/ob_log_join.cpp
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@ -1425,6 +1425,13 @@ int ObLogJoin::check_if_disable_batch(ObLogicalOperator* root, bool &can_use_bat
}
} else if (log_op_def::LOG_SET == root->get_type()) {
ObLogSet *log_set = static_cast<ObLogSet *>(root);
if (log_set->get_set_op() != ObSelectStmt::UNION) {
if (GET_MIN_CLUSTER_VERSION() < CLUSTER_VERSION_4_3_1_0) {
// if the min cluster version is less than 4.3.1.0, don't uses NLJ group-rescan because the old version don't adaptive group-rescan
can_use_batch_nlj = false;
LOG_TRACE("updrade stage don't support group-rescan if the min cluster version is less than 4.3.1.0 for distinct and except operator");
}
}
for (int64_t i = 0; OB_SUCC(ret) && can_use_batch_nlj && i < root->get_num_of_child(); ++i) {
ObLogicalOperator *child = root->get_child(i);
if (OB_ISNULL(child)) {