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[BUGFIX] fix merge join cmp expr wrong

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This commit is contained in:
skylhd
2023-07-21 10:48:41 +00:00
committed by ob-robot
parent b2db80b767
commit a0b872153a
1 changed files with 4 additions and 5 deletions
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9
src/sql/engine/join/ob_merge_join_op.cpp
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@ -815,8 +815,10 @@ int ObMergeJoinOp::calc_equal_conds(int64_t &cmp_res)
OB_SUCC(ret) && 0 == cmp_res && i < MY_SPEC.equal_cond_infos_.count();
i++) {
const ObMergeJoinSpec::EqualConditionInfo &equal_cond = MY_SPEC.equal_cond_infos_.at(i);
ObExpr *l_expr = equal_cond.expr_->args_[0];
ObExpr *r_expr = equal_cond.expr_->args_[1];
ObExpr *l_expr = equal_cond.is_opposite_ ? equal_cond.expr_->args_[1]
: equal_cond.expr_->args_[0];
ObExpr *r_expr = equal_cond.is_opposite_ ? equal_cond.expr_->args_[0]
: equal_cond.expr_->args_[1];
ObDatum *l_datum = NULL;
ObDatum *r_datum = NULL;
if (OB_FAIL(l_expr->eval(eval_ctx_, l_datum))
@ -832,9 +834,6 @@ int ObMergeJoinOp::calc_equal_conds(int64_t &cmp_res)
} else if (cmp_ret != 0) {
cmp_res = cmp_ret;
cmp_res *= MY_SPEC.merge_directions_.at(i);
if (equal_cond.is_opposite_) {
cmp_res *= -1;
}
}
}
}