Fix displaying Delta joins

def- · def- · commit 310c27edfe0f · 2026-03-11T11:34:48.000Z
diff --git a/src/compute-types/src/plan/render_plan.rs b/src/compute-types/src/plan/render_plan.rs
@@ -888,8 +888,8 @@ impl<'a, T> std::fmt::Display for RenderPlanExprHumanizer<'a, T> {
                     for dpp in path_plans {
                         if !first {
                             write!(f, " ")?;
-                            first = false;
                         }
+                        first = false;
                         write!(f, "[%{}", dpp.source_relation)?;
 
                         for dsp in &dpp.stage_plans {

Original file line number	Diff line number	Diff line change
`@@ -888,8 +888,8 @@ impl<'a, T> std::fmt::Display for RenderPlanExprHumanizer<'a, T> {`
`888`	`888`	`for dpp in path_plans {`
`889`	`889`	`if !first {`
`890`	`890`	`write!(f, " ")?;`
`891`		`- first = false;`
`892`	`891`	`}`
	`892`	`+ first = false;`
`893`	`893`	`write!(f, "[%{}", dpp.source_relation)?;`
`894`	`894`
`895`	`895`	`for dsp in &dpp.stage_plans {`