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fix output expr and select expr error in link scan

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This commit is contained in:
cqliang1995
2023-05-30 11:47:14 +00:00
committed by ob-robot
parent d82ff7bcc0
commit 27a7c86568
6 changed files with 46 additions and 5 deletions
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9
src/sql/optimizer/ob_select_log_plan.cpp
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@ -4268,13 +4268,22 @@ int ObSelectLogPlan::allocate_link_scan_as_top(ObLogicalOperator *&old_top)
{
int ret = OB_SUCCESS;
ObLogLinkScan *link_scan = NULL;
const ObSelectStmt *stmt = get_stmt();
ObSEArray<ObRawExpr*, 4> select_exprs;
if (NULL != old_top) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("old_top should be null", K(ret), K(get_stmt()));
} else if (OB_ISNULL(stmt)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected null ptr", K(ret), K(stmt));
} else if (OB_ISNULL(link_scan = static_cast<ObLogLinkScan *>(get_log_op_factory().
allocate(*this, LOG_LINK_SCAN)))) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("failed to allocate link dml operator", K(ret));
} else if (OB_FAIL(stmt->get_select_exprs(select_exprs))) {
LOG_WARN("failed to get select exprs", K(ret));
} else if (OB_FAIL(link_scan->get_select_exprs().assign(select_exprs))) {
LOG_WARN("failed to assign select exprs", K(ret));
} else if (OB_FAIL(link_scan->compute_property())) {
LOG_WARN("failed to compute property", K(ret));
} else {