[regression-case](improve) improve regression test case (#12979)

regression-test/data/data_model_p0/unique/test_unique_table_debug_data.out

@@ -18,13 +18,17 @@
 -- !select_sql_delete --
 3	1
 
+-- !select_skip_delete1 --
+2	11
+3	1
+
 -- !select_skip_merge_after_delete --
 1	1	0
 1	11	0
 1	111	1
 3	1	0
 
--- !select_skip_delete --
+-- !select_skip_delete2 --
 1	1	0
 1	11	0
 1	111	1

regression-test/suites/data_model_p0/unique/test_unique_table_debug_data.groovy

@@ -34,7 +34,7 @@ suite("test_unique_table_debug_data") {
             distributed by hash(a) buckets 16
             properties(
                 "replication_allocation" = "tag.location.default:1",
-                "disable_auto_compaction" = "false"
+                "disable_auto_compaction" = "true"
             );
         """
 
@@ -76,13 +76,19 @@ suite("test_unique_table_debug_data") {
     sql "delete from ${tbName} where a = 2;"
     qt_select_sql_delete "select * from ${tbName} order by a, b"
 
+    // enable skip_delete_predicate, rows deleted with delete statement is returned:
+    sql "SET skip_delete_predicate=true"
+    qt_select_skip_delete1 "select * from ${tbName} order by a, b"
+
+    sql "SET skip_delete_predicate=false"
+
     // enable skip_storage_engine_merge and select, rows deleted with delete statement is not returned:
     sql "SET skip_storage_engine_merge=true"
     qt_select_skip_merge_after_delete "select * from ${tbName} order by a, b"
 
     // enable skip_delete_predicate, rows deleted with delete statement is also returned:
     sql "SET skip_delete_predicate=true"
-    qt_select_skip_delete "select * from ${tbName} order by a, b"
+    qt_select_skip_delete2 "select * from ${tbName} order by a, b"
 
     sql "DROP TABLE ${tbName}"
 }