gustavodemorais commented on code in PR #27886:
URL: https://github.com/apache/flink/pull/27886#discussion_r3116884398
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flink-table/flink-table-common/src/main/java/org/apache/flink/table/types/inference/StaticArgument.java:
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@@ -196,6 +240,68 @@ public boolean is(StaticArgumentTrait trait) {
return traits.contains(trait);
}
+ /**
+ * Context-aware trait check. Evaluates conditional trait rules against
the given context to
+ * determine the effective traits.
+ */
+ public boolean is(StaticArgumentTrait trait, TraitContext ctx) {
+ return resolveTraits(ctx).contains(trait);
+ }
+
+ /**
+ * Returns a new {@link StaticArgument} with an additional conditional
trait rule. The trait is
+ * added to the effective trait set when the condition evaluates to {@code
true} at planning
+ * time.
+ *
+ * <p>Example:
+ *
+ * <pre>{@code
+ * StaticArgument.table("input", Row.class, false, EnumSet.of(TABLE,
SUPPORT_UPDATES))
+ * .addTraitWhen(hasPartitionBy(), SET_SEMANTIC_TABLE)
+ * .addTraitWhen(not(hasPartitionBy()), ROW_SEMANTIC_TABLE);
+ * }</pre>
+ */
+ public StaticArgument addTraitWhen(
Review Comment:
Done
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