Skip to content

[Calcite-1586]wrong rel-to-sql conversion when performing set operation more then two inputs. #353

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
Zhiqiang-He wants to merge 1 commit into from
Closed

[Calcite-1586]wrong rel-to-sql conversion when performing set operation more then two inputs. #353

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 8 additions & 7 deletions core/src/main/java/org/apache/calcite/rel/rel2sql/SqlImplementor.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -232,14 +232,15 @@ public static boolean isStar(RexProgram program) {
}

public Result setOpToSql(SqlSetOperator operator, RelNode rel) {
List<SqlNode> list = Expressions.list();
for (Ord<RelNode> input : Ord.zip(rel.getInputs())) {
final Result result = visitChild(input.i, input.e);
list.add(result.asSelect());
List<Ord<RelNode>> inputs = Ord.zip(rel.getInputs());
Result result = visitChild(inputs.get(0).i, inputs.get(0).e);
SqlCall node = result.asSelect();
for (int i = 1; i < inputs.size(); i++) {
result = visitChild(inputs.get(i).i, inputs.get(i).e);
node = operator.createCall(POS, node, result.asSelect());
}
final SqlCall node = operator.createCall(new SqlNodeList(list, POS));
final List<Clause> clauses =
Expressions.list(Clause.SET_OP);

final List<Clause> clauses = Expressions.list(Clause.SET_OP);
return result(node, clauses, rel, null);
}

Expand Down
Loading