chunweilei commented on a change in pull request #1355: [CALCITE-3228] Error
while applying rule ProjectScanRule: interpreter
URL: https://github.com/apache/calcite/pull/1355#discussion_r310851099
##########
File path:
core/src/main/java/org/apache/calcite/rel/rules/ProjectTableScanRule.java
##########
@@ -103,12 +103,12 @@ protected static boolean test(TableScan scan) {
protected void apply(RelOptRuleCall call, Project project, TableScan scan) {
final RelOptTable table = scan.getTable();
assert table.unwrap(ProjectableFilterableTable.class) != null;
-
- final Mappings.TargetMapping mapping = project.getMapping();
- if (mapping == null
- || Mappings.isIdentity(mapping)) {
+ if (!project.isMapping()) {
return;
}
+ final Mappings.TargetMapping mapping = Project.getPartialMapping(
+ project.getInput().getRowType().getFieldCount(),
+ project.getProjects());
Review comment:
I am wondering if you can open another jira ticket for this. Therefore you
can open a pull request for it. Thanks~
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