Inline variable

wendigo · wendigo · commit d59e9413c850 · 2025-10-02T09:42:53.000+02:00
diff --git a/core/trino-main/src/main/java/io/trino/sql/planner/plan/Assignments.java b/core/trino-main/src/main/java/io/trino/sql/planner/plan/Assignments.java
@@ -124,9 +124,7 @@ public Assignments filter(Predicate<Symbol> predicate)
 
     public boolean isIdentity(Symbol output)
     {
-        Expression expression = assignments.get(output);
-
-        return expression instanceof Reference reference && reference.name().equals(output.name());
+        return assignments.get(output) instanceof Reference reference && reference.name().equals(output.name());
     }
 
     public boolean isIdentity()

Original file line number	Diff line number	Diff line change
`@@ -124,9 +124,7 @@ public Assignments filter(Predicate<Symbol> predicate)`
`124`	`124`
`125`	`125`	`public boolean isIdentity(Symbol output)`
`126`	`126`	`{`
`127`		`- Expression expression = assignments.get(output);`
`128`		`-`
`129`		`- return expression instanceof Reference reference && reference.name().equals(output.name());`
	`127`	`+ return assignments.get(output) instanceof Reference reference && reference.name().equals(output.name());`
`130`	`128`	`}`
`131`	`129`
`132`	`130`	`public boolean isIdentity()`