diff --git a/src/entry/Maat_api.cpp b/src/entry/Maat_api.cpp
index 29cfa97..1880041 100644
--- a/src/entry/Maat_api.cpp
+++ b/src/entry/Maat_api.cpp
@@ -226,7 +226,7 @@ int region_compile(_Maat_feather_t*feather, struct Maat_hierarchy_compile_mid* c
 	int scan_ret=0;
 	int i=0;
 
-	struct Maat_compile_rule* compile_rule_array[MAX_SCANNER_HIT_NUM];
+	struct Maat_compile_rule* compile_rule_array[size];
 	struct Maat_compile_rule* compile_rule=NULL;
 	int virtual_table_id=0;
 
@@ -247,7 +247,7 @@ int region_compile(_Maat_feather_t*feather, struct Maat_hierarchy_compile_mid* c
 		Maat_hierarchy_compile_mid_udpate(compile_mid, region->region_id, virtual_table_id, region_hit_wraper->Nth_scan, i);
 		
 	}
-	scan_ret=Maat_hierarchy_region_compile(compile_mid, is_last_region, (void**)compile_rule_array, MAX_SCANNER_HIT_NUM);
+	scan_ret=Maat_hierarchy_region_compile(compile_mid, is_last_region, (void**)compile_rule_array, size);
 	//Maat_hierarchy is rwlock protected, it always returns non-NULL compile_rule.
 	if(scan_ret>1)
 	{
diff --git a/src/entry/Maat_hierarchy.cpp b/src/entry/Maat_hierarchy.cpp
index d61acb2..7d36579 100644
--- a/src/entry/Maat_hierarchy.cpp
+++ b/src/entry/Maat_hierarchy.cpp
@@ -16,11 +16,6 @@
 #define module_maat_hierarchy	"MAAT_HIERARCHY"
 
 
-#define	TO_CLAUSE_ID(clause_index, compile_id)	((unsigned long long)clause_index<<32|compile_id)
-#define	TO_CLAUSE_ID_COMPATBILE(vid, gid)	((unsigned long long)vid<<32|gid)
-#define	TO_LITERAL_ID(vt_id, group_id)	((long long)vt_id<<32|group_id)
-
-
 
 struct Maat_hierarchy_group
 {
@@ -53,17 +48,6 @@ struct Maat_hierarchy_literal_id
 	int group_id;
 	int virtual_table_id;
 };
-struct Maat_hierarchy_literal_usage_key
-{
-	int clause_index;
-	int compile_id;
-};
-struct Maat_hierarchy_literal_usage
-{
-	struct Maat_hierarchy_literal_usage_key literal_usage_key;
-	char not_flag;
-	UT_hash_handle hh;
-};
 
 struct Maat_hierarchy_literal
 {
@@ -100,10 +84,6 @@ static void _group_vertex_free(struct Maat_hierarchy_group* group)
 }
 
 
-
-
-
-
 struct Maat_hierarchy
 {
 	pthread_rwlock_t rwlock;
@@ -303,7 +283,6 @@ static void Maat_hierarchy_region_free(struct Maat_hierarchy* hier, struct Maat_
 }
 
 
-
 struct Maat_hierarchy* Maat_hierarchy_new(int thread_num, void* mesa_handle_logger)
 {
 	struct Maat_hierarchy* hier=ALLOC(struct Maat_hierarchy, 1);
@@ -1364,7 +1343,6 @@ int Maat_hierarchy_region_compile(struct Maat_hierarchy_compile_mid* mid, int is
 	pthread_rwlock_rdlock(&hier->rwlock);
 	bool_match_ret=bool_matcher_match(hier->bm, mid->thread_num, 
 						(unsigned long long*)utarray_eltptr(mid->_all_hit_clause_array, 0), utarray_len(mid->_all_hit_clause_array),
-						//mid->all_hit_clause_array, mid->all_hit_clause_cnt,
 						(void**)compile_array, ud_array_sz);
 	for(i=0; i<bool_match_ret; i++)
 	{
diff --git a/src/inc_internal/Maat_limits.h b/src/inc_internal/Maat_limits.h
index f7a6abf..7fea843 100644
--- a/src/inc_internal/Maat_limits.h
+++ b/src/inc_internal/Maat_limits.h
@@ -3,7 +3,6 @@
 #define	MAX_DISTRICT_LEN			64
 
 #define	MAX_SCANNER_HIT_NUM			4096
-#define	MAX_GROUP_CACHE		128
 
 #define	MAX_FAILED_NUM		128
 
diff --git a/test/test_maatframe.cpp b/test/test_maatframe.cpp
index 6ecf3b3..8a94efa 100644
--- a/test/test_maatframe.cpp
+++ b/test/test_maatframe.cpp
@@ -3509,7 +3509,9 @@ TEST_F(MaatCmdTest, GroupInMassCompiles)
 	sleep(1);
 	
 	int ret=0, url_table_id=0, appid_table_id=0;
-	const char* http_url="https://www.baidu.com/s?wd=zhengzhou&rsv_spt=1&rsv_iqid=0x8b4cae8100000560&issp=1&f=8&rsv_bp=1";
+	
+	const char* http_url1="https://www.baidu.com/s?wd=tsg";
+	const char* http_url2="https://www.baidu.com/s?wd=zhengzhou&rsv_spt=1&rsv_iqid=0x8b4cae8100000560&issp=1&f=8&rsv_bp=1";
 
 	struct Maat_rule_t result[4];
 	scan_status_t mid=NULL;
@@ -3522,7 +3524,7 @@ TEST_F(MaatCmdTest, GroupInMassCompiles)
 	ASSERT_GT(appid_table_id, 0);
 
 	
-	ret=Maat_full_scan_string(feather, url_table_id, CHARSET_GBK, http_url, strlen(http_url), 
+	ret=Maat_full_scan_string(feather, url_table_id, CHARSET_GBK, http_url2, strlen(http_url2), 
 						result, NULL, 4, &mid, 0);
 	EXPECT_EQ(ret, -2);
 
@@ -3531,6 +3533,17 @@ TEST_F(MaatCmdTest, GroupInMassCompiles)
 	EXPECT_EQ(result[0].config_id, target_compile.config_id);
 	
 	Maat_clean_status(&mid);
+
+
+	ret=Maat_full_scan_string(feather, url_table_id, CHARSET_GBK, http_url1, strlen(http_url1), 
+						result, NULL, 4, &mid, 0);
+	EXPECT_EQ(ret, -2);
+
+	ret=Maat_scan_intval(feather, appid_table_id, 100, result, 4, &mid, 0);
+	EXPECT_EQ(ret, 4);
+	
+	Maat_clean_status(&mid);
+	
 }