YQL-20307: Support inline subqueries

- Alter grammar to support inline subqueries.
- Support inline subqueries in `sql/v1` (translator).
- Introduce `sql/v1/proto_ast/parse_tree.h` for reusable parse tree predicates.
- Support inline subqueries in `sql/v1/format`.
- Support inline subqueries in `sql/v1/complete`.
- Add some SQL-tests.
- Pass all tests.
commit_hash:075b2240778d071e1c7542f912d3cc83019ef849

1 files changed, 0 insertions, 2 deletions

diff --git a/yql/essentials/sql/v1/complete/analysis/global/named_node.cpp b/yql/essentials/sql/v1/complete/analysis/global/named_node.cpp
index af8c17d3da2..4199da625c2 100644
--- a/yql/essentials/sql/v1/complete/analysis/global/named_node.cpp
+++ b/yql/essentials/sql/v1/complete/analysis/global/named_node.cpp
@@ -99,8 +99,6 @@ namespace NSQLComplete {
 
                 if (auto* expr = ctx->expr()) {
                     (*Names_)[std::move(*id)] = expr;
-                } else if (auto* subselect = ctx->subselect_stmt()) {
-                    (*Names_)[std::move(*id)] = subselect;
                 } else {
                     (*Names_)[std::move(*id)] = std::monostate();
                 }