hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

Create dummy select item for inline view

Browse Source
This commit is contained in:
xianyu-w
2023-04-06 07:56:07 +00:00
committed by ob-robot
parent 10e42c43a8
commit b5179fc7aa
4 changed files with 36 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/sql/rewrite/ob_transform_utils.cpp
View File

@ -7050,10 +7050,18 @@ int ObTransformUtils::generate_select_list(ObTransformerCtx *ctx,
LOG_WARN("failed to remove const exprs", K(ret));
} else if (OB_FAIL(append(select_exprs, shared_exprs))) {
LOG_WARN("failed to append", K(ret));
} else if (select_exprs.empty()) {
if (OB_FAIL(create_dummy_select_item(*view_stmt, ctx))) {
LOG_WARN("Failed to create dummy select item", K(ret));
}
} else if (OB_FAIL(create_columns_for_view(ctx, *table, stmt, select_exprs, column_exprs))) {
LOG_WARN("failed to create columns for view", K(ret));
} else if (OB_FAIL(stmt->replace_relation_exprs(select_exprs, column_exprs))) {
LOG_WARN("failed to replace inner stmt expr", K(ret));
}
if (OB_FAIL(ret)) {
// do nothing
} else if (OB_FAIL(stmt->adjust_subquery_list())) {
LOG_WARN("failed to adjust subquery list", K(ret));
} else if (OB_FAIL(adjust_pseudo_column_like_exprs(*stmt))) {