[fix][runtime] Fixed an error when using table fields with the case function.

githubgxll · guojn1 · commit 757e33b034cc · 2025-11-25T10:23:21.000+08:00
diff --git a/runtime/src/main/java/io/dingodb/expr/runtime/op/special/CaseFun.java b/runtime/src/main/java/io/dingodb/expr/runtime/op/special/CaseFun.java
@@ -97,7 +97,7 @@ public Object eval(@NonNull Expr @NonNull [] exprs, EvalContext context, ExprCon
             Expr operand = expr.getOperands()[i];
             Expr operand1 = expr.getOperands()[i + 1];
             if (operand instanceof Val) {
-                Object v = expr.eval(null, config);
+                Object v = operand.eval(null, config);
                 if (v != null && (Boolean) v) {
                     return operand1;
                 }

Original file line number	Diff line number	Diff line change
`@@ -97,7 +97,7 @@ public Object eval(@NonNull Expr @NonNull [] exprs, EvalContext context, ExprCon`
`97`	`97`	`Expr operand = expr.getOperands()[i];`
`98`	`98`	`Expr operand1 = expr.getOperands()[i + 1];`
`99`	`99`	`if (operand instanceof Val) {`
`100`		`- Object v = expr.eval(null, config);`
	`100`	`+ Object v = operand.eval(null, config);`
`101`	`101`	`if (v != null && (Boolean) v) {`
`102`	`102`	`return operand1;`
`103`	`103`	`}`