fix for bucket-append-ordered

Author: LsomeYeah

paimon-core/src/main/java/org/apache/paimon/append/cluster/IncrementalClusterManager.java

@@ -85,6 +85,12 @@ public IncrementalClusterManager(
             FileStoreTable table, @Nullable PartitionPredicate specifiedPartitions) {
         checkArgument(
                 table.primaryKeys().isEmpty(), "only append table support incremental clustering.");
+        if (table.bucketMode() == BucketMode.HASH_FIXED) {
+            checkArgument(
+                    !table.coreOptions().bucketAppendOrdered(),
+                    "%s must be false for incremental clustering table.",
+                    CoreOptions.BUCKET_APPEND_ORDERED.key());
+        }
         this.table = table;
         CoreOptions options = table.coreOptions();
         checkArgument(

paimon-core/src/main/java/org/apache/paimon/schema/SchemaValidation.java

@@ -674,6 +674,10 @@ private static void validateIncrementalClustering(TableSchema schema, CoreOption
                     "Cannot define %s for incremental clustering table.",
                     PRIMARY_KEY.key());
             if (options.bucket() != -1) {
+                checkArgument(
+                        !options.bucketAppendOrdered(),
+                        "%s must be false for incremental clustering table.",
+                        CoreOptions.BUCKET_APPEND_ORDERED.key());
                 checkArgument(
                         !options.deletionVectorsEnabled(),
                         "Cannot enable deletion-vectors for incremental clustering table which bucket is not -1.");

paimon-core/src/test/java/org/apache/paimon/append/cluster/IncrementalClusterManagerTest.java

@@ -62,8 +62,13 @@ public void testCreateClusterTable() {
         Map<String, String> options = new HashMap<>();
         options.put(CoreOptions.BUCKET.key(), "1");
         options.put(CoreOptions.BUCKET_KEY.key(), "f0");
-        options.put(CoreOptions.DELETION_VECTORS_ENABLED.key(), "true");
+        assertThatThrownBy(() -> createTable(options, Collections.emptyList()))
+                .isInstanceOf(IllegalArgumentException.class)
+                .hasMessageContaining(
+                        "bucket-append-ordered must be false for incremental clustering table.");
 
+        options.put(CoreOptions.BUCKET_APPEND_ORDERED.key(), "false");
+        options.put(CoreOptions.DELETION_VECTORS_ENABLED.key(), "true");
         assertThatThrownBy(() -> createTable(options, Collections.emptyList()))
                 .isInstanceOf(IllegalArgumentException.class)
                 .hasMessageContaining(