diff --git a/dsBigData/Business/School/SchoolDao/SchoolDao.go b/dsBigData/Business/School/SchoolDao/SchoolDao.go
index db1809e7..1fbeb14f 100644
--- a/dsBigData/Business/School/SchoolDao/SchoolDao.go
+++ b/dsBigData/Business/School/SchoolDao/SchoolDao.go
@@ -47,7 +47,8 @@ func PageEduAssistInfoByDistrictCode(districtCode string, directly string) ([]Sc
 	if err != nil {
 		return nil, err
 	}
-	var eduAssistArr []SchoolModel.EduAssist
+
+	eduAssistArr := make([]SchoolModel.EduAssist, 0)
 	resStr := string(resByte)
 	resCount := gjson.Get(resStr, "total.value")
 	for i := 0; i < int(resCount.Num); i++ {
@@ -100,7 +101,8 @@ func PageSchoolInfoByDistrictCode(districtCode string, xxbxlxm string) ([]School
 	if err != nil {
 		return nil, err
 	}
-	var schoolArr []SchoolModel.School
+
+	schoolArr := make([]SchoolModel.School, 0)
 	resStr := string(resByte)
 	resCount := gjson.Get(resStr, "total.value")
 	for i := 0; i < int(resCount.Num); i++ {
@@ -140,7 +142,7 @@ func AggsDistrictStatEduAssist(districtCodeArr []string) ([]SchoolModel.EduAssis
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var eduAssistCountAggsDistrictArr []SchoolModel.EduAssistCountAggsDistrict
+	eduAssistCountAggsDistrictArr := make([]SchoolModel.EduAssistCountAggsDistrict, 0)
 	resCount := gjson.Get(resStr, "district.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var eduAssistCountAggsDistrict SchoolModel.EduAssistCountAggsDistrict
@@ -181,7 +183,7 @@ func AggsDistrictStatSchoolCount(districtCodeArr []string) ([]SchoolModel.School
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var schoolCountAggsDistrictArr []SchoolModel.SchoolCountAggsDistrict
+	schoolCountAggsDistrictArr := make([]SchoolModel.SchoolCountAggsDistrict, 0)
 	resCount := gjson.Get(resStr, "district.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var schoolCountAggsDistrict SchoolModel.SchoolCountAggsDistrict
@@ -220,7 +222,7 @@ func AggsXxbxlxStatSchoolCountByDistrictCode(districtCode string) ([]SchoolModel
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var schoolCountAggsXxbxlxArr []SchoolModel.SchoolCountAggsXxbxlx
+	schoolCountAggsXxbxlxArr := make([]SchoolModel.SchoolCountAggsXxbxlx, 0)
 	resCount := gjson.Get(resStr, "xxbxlx.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var schoolCountAggsXxbxlx SchoolModel.SchoolCountAggsXxbxlx
@@ -276,7 +278,8 @@ func GetSchoolCountAggsDistrict(districtCodeArr []string, aggsXxbxlx bool) ([]Sc
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var schoolCountAggsDistrictArr []SchoolModel.SchoolCountAggsDistrict
+
+	schoolCountAggsDistrictArr := make([]SchoolModel.SchoolCountAggsDistrict, 0)
 	resCount := gjson.Get(resStr, "district.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var schoolCountAggsDistrict SchoolModel.SchoolCountAggsDistrict
@@ -327,7 +330,7 @@ func PageStageBySchoolId(schoolId string) ([]SchoolModel.Stage, error) {
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var stageArr []SchoolModel.Stage
+	stageArr := make([]SchoolModel.Stage, 0)
 	resCount := gjson.Get(resStr, "stag.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var stage SchoolModel.Stage
@@ -592,7 +595,7 @@ func GetBaseDirectlyUnderAccessTop(schoolIds []string, topNum string) ([]SchoolM
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var baseAccessTopAggsOrgIdArr []SchoolModel.BaseAccessTopAggsOrgId
+	baseAccessTopAggsOrgIdArr := make([]SchoolModel.BaseAccessTopAggsOrgId, 0)
 	resCount := gjson.Get(resStr, "orgId.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var baseAccessTopAggsOrgId SchoolModel.BaseAccessTopAggsOrgId
@@ -669,7 +672,7 @@ func GetOrgInfoByOrgIds(orgIds []string) ([]SchoolModel.Org, error) {
 	resByte, err := json.Marshal(result.Hits)
 	resStr := string(resByte)
 
-	var orgArr []SchoolModel.Org
+	orgArr := make([]SchoolModel.Org, 0)
 	resCount := gjson.Get(resStr, "total.value")
 	for i := 0; i < int(resCount.Num); i++ {
 		var org SchoolModel.Org
diff --git a/dsBigData/Business/Student/StudentDao/StudentDao.go b/dsBigData/Business/Student/StudentDao/StudentDao.go
index 14b568e6..94961dc5 100644
--- a/dsBigData/Business/Student/StudentDao/StudentDao.go
+++ b/dsBigData/Business/Student/StudentDao/StudentDao.go
@@ -45,7 +45,7 @@ func GetStudentCountAggsXb(schoolId string) ([]StudentModel.StudentCountXb, erro
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var studentCountXbArr []StudentModel.StudentCountXb
+	studentCountXbArr := make([]StudentModel.StudentCountXb, 0)
 	resCount := gjson.Get(resStr, "xb.buckets.#")
 	totalCount := CommonUtil.ConvertInt64ToString(result.TotalHits())
 	totalCountFloat, _ := strconv.ParseFloat(totalCount, 64)
@@ -133,7 +133,8 @@ func GetStudentCountAggsXxbxlx(districtCode []string, schoolIds []string, xxbxlx
 	resStr := string(resByte)
 	totalCount := CommonUtil.ConvertInt64ToString(result.TotalHits())
 	totalCountFloat, _ := strconv.ParseFloat(totalCount, 64)
-	var studentCountAggsXxbxlxArr []StudentModel.StudentCountAggsXxbxlx
+
+	studentCountAggsXxbxlxArr := make([]StudentModel.StudentCountAggsXxbxlx, 0)
 	resCount := gjson.Get(resStr, "xxbxlx.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var studentCountAggsXxbxlx StudentModel.StudentCountAggsXxbxlx
@@ -178,7 +179,7 @@ func GetStudentCountAggsOrgId(schoolIds []string) ([]StudentModel.StudentCountAg
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var StudentCountAggsOrgArr []StudentModel.StudentCountAggsOrg
+	StudentCountAggsOrgArr := make([]StudentModel.StudentCountAggsOrg, 0)
 	resCount := gjson.Get(resStr, "orgId.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var studentCountAggsOrg StudentModel.StudentCountAggsOrg
@@ -234,7 +235,7 @@ func GetStudentCountAggsRxnf(schoolId string, stageId string) ([]StudentModel.St
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var studentCountRxnfArr []StudentModel.StudentCountRxnf
+	studentCountRxnfArr := make([]StudentModel.StudentCountRxnf, 0)
 	resCount := gjson.Get(resStr, "rxnf.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var studentCountRxnf StudentModel.StudentCountRxnf
@@ -243,6 +244,7 @@ func GetStudentCountAggsRxnf(schoolId string, stageId string) ([]StudentModel.St
 
 		studentCountRxnfArr = append(studentCountRxnfArr, studentCountRxnf)
 	}
+
 	return studentCountRxnfArr, nil
 }
 
diff --git a/dsBigData/Business/Teacher/TeacherDao/TeacherDao.go b/dsBigData/Business/Teacher/TeacherDao/TeacherDao.go
index d177022d..f68428de 100644
--- a/dsBigData/Business/Teacher/TeacherDao/TeacherDao.go
+++ b/dsBigData/Business/Teacher/TeacherDao/TeacherDao.go
@@ -47,7 +47,8 @@ func GetTeacherCountAggsXb(schoolId string) ([]TeacherModel.TeacherCountXb, erro
 	resStr := string(resByte)
 	totalCount := CommonUtil.ConvertInt64ToString(result.TotalHits())
 	totalCountFloat, _ := strconv.ParseFloat(totalCount, 64)
-	var teacherCountXbArr []TeacherModel.TeacherCountXb
+
+	teacherCountXbArr := make([]TeacherModel.TeacherCountXb, 0)
 	resCount := gjson.Get(resStr, "xb.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var teacherCountXb TeacherModel.TeacherCountXb
@@ -135,7 +136,8 @@ func GetTeacherCountAggsXxbxlxByCityOrDistrict(districtCode []string, schoolIds
 	resStr := string(resByte)
 	totalCount := CommonUtil.ConvertInt64ToString(result.TotalHits())
 	totalCountFloat, _ := strconv.ParseFloat(totalCount, 64)
-	var teacherCountAggsXxbxlxArr []TeacherModel.TeacherCountAggsXxbxlx
+
+	teacherCountAggsXxbxlxArr := make([]TeacherModel.TeacherCountAggsXxbxlx, 0)
 	resCount := gjson.Get(resStr, "xxbxlx.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var teacherCountAggsXxbxlx TeacherModel.TeacherCountAggsXxbxlx
@@ -180,7 +182,7 @@ func GetTeacherCountAggsOrgId(schoolIds []string) ([]TeacherModel.TeacherCountAg
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var teacherCountAggsOrgArr []TeacherModel.TeacherCountAggsOrg
+	teacherCountAggsOrgArr := make([]TeacherModel.TeacherCountAggsOrg, 0)
 	resCount := gjson.Get(resStr, "orgId.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var teacherCountAggsOrg TeacherModel.TeacherCountAggsOrg
@@ -220,7 +222,7 @@ func GetTeacherCountAggsBzlb(schoolId string, bzlbs []string) ([]TeacherModel.Te
 	resByte, err := json.Marshal(result.Aggregations)
 	resStr := string(resByte)
 
-	var teacherCountAggsBzlbArr []TeacherModel.TeacherCountAggsBzlb
+	teacherCountAggsBzlbArr := make([]TeacherModel.TeacherCountAggsBzlb, 0)
 	resCount := gjson.Get(resStr, "bzlb.buckets.#")
 	for i := 0; i < int(resCount.Num); i++ {
 		var teacherCountAggsBzlb TeacherModel.TeacherCountAggsBzlb
diff --git a/dsBigData/build/dsBigData b/dsBigData/build/dsBigData
index 41ea214b..82e37c66 100644
Binary files a/dsBigData/build/dsBigData and b/dsBigData/build/dsBigData differ