Skip to content

[PLUGIN-1572] Added error message when Wrangler uses SQL filters and the wrangler stage has more than 1 inputs #627

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

Open
fernst wants to merge 1 commit into
base: develop
Choose a base branch
from
Open

[PLUGIN-1572] Added error message when Wrangler uses SQL filters and the wrangler stage has more than 1 inputs #627

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
9 changes: 9 additions & 0 deletions wrangler-transform/src/main/java/io/cdap/wrangler/Wrangler.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -381,6 +381,15 @@ public void destroy() {
*/
@Override
public void transform(StructuredRecord input, Emitter<StructuredRecord> emitter) throws Exception {
// The Transform function should never execute if SQL filters are enabled. SQL filters are
// handled by the LinearRelationalTransform implementation. If this code is reached, it means
// the LinearRelationalTransform could not be executed correctly.
if (PRECONDITION_LANGUAGE_SQL.equals(config.getPreconditionLanguage())) {
throw new IllegalArgumentException("SQL filters are not supported with "
+ "multiple input stages. Please ensure the Wrangler stages with SQL "
+ "filters have only one input.");
}

long start = 0;
List<StructuredRecord> records;

Expand Down