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Disable batch nlj when right is sample scan

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This commit is contained in:
obdev
2022-08-04 19:30:09 +08:00
committed by wangzelin.wzl
parent 727c5bf512
commit 5d339f88e3
1 changed files with 4 additions and 1 deletions
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5
src/sql/optimizer/ob_log_join.cpp
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@ -1654,7 +1654,10 @@ int ObLogJoin::can_use_batch_nlj(bool& use_batch_nlj)
ts = static_cast<ObLogTableScan*>(get_child(1)); ts = static_cast<ObLogTableScan*>(get_child(1));
// normal table scan on real table // normal table scan on real table
use_batch_nlj = use_batch_nlj =
(!is_virtual_table(ts->get_ref_table_id()) && !ts->get_is_fake_cte_table() && !ts->is_for_update()); !is_virtual_table(ts->get_ref_table_id())
&& !ts->get_is_fake_cte_table()
&& !ts->is_for_update()
&& !ts->is_sample_scan();
} else { } else {
use_batch_nlj = false; use_batch_nlj = false;
} }