diff --git a/cache/abstract.go b/cache/abstract.go
index 096d282..9d36c3f 100644
--- a/cache/abstract.go
+++ b/cache/abstract.go
@@ -21,11 +21,19 @@ const (
 // 向Redis缓存中保存一个数据
 // ! 如果需要长期保存一个数据，那么需要向expires传入0。
 func Cache[T interface{}](key string, value *T, expires time.Duration) error {
-	setCmd := global.RedisConn.B().Set().
-		Key(key).Value(rueidis.JSON(value)).
-		ExSeconds(int64(expires.Seconds())).
-		Build()
-	err := global.RedisConn.Do(global.Ctx, setCmd).Error()
+	var err error
+	if expires > 0 {
+		setCmd := global.RedisConn.B().Set().
+			Key(key).Value(rueidis.JSON(value)).
+			ExSeconds(int64(expires.Seconds())).
+			Build()
+		err = global.RedisConn.Do(global.Ctx, setCmd).Error()
+	} else {
+		setCmd := global.RedisConn.B().Set().
+			Key(key).Value(rueidis.JSON(value)).
+			Build()
+		err = global.RedisConn.Do(global.Ctx, setCmd).Error()
+	}
 	return err
 }
 
diff --git a/cache/entity.go b/cache/entity.go
index e24f630..7157a51 100644
--- a/cache/entity.go
+++ b/cache/entity.go
@@ -19,7 +19,7 @@ func assembleEntityKey(entityName, id string) string {
 // 缓存模型名称明确的，使用ID进行检索的实体内容。
 func CacheEntity[T any](instance T, relationNames []string, entityName, id string) error {
 	entityKey := assembleEntityKey(entityName, id)
-	err := Cache(entityKey, &instance, 0)
+	err := Cache(entityKey, &instance, -1)
 	for _, relationName := range relationNames {
 		CacheRelation(relationName, STORE_TYPE_KEY, entityKey)
 	}
diff --git a/cache/exists.go b/cache/exists.go
index d7eb2a3..d3f8c32 100644
--- a/cache/exists.go
+++ b/cache/exists.go
@@ -33,7 +33,7 @@ func CheckExists(entityName string, condtions ...string) (bool, error) {
 	existsKey := assembleExistsKey(entityName)
 	identification := assembleExistsIdentification(condtions...)
 	cmd := global.RedisConn.B().Sismember().Key(existsKey).Member(identification).Build()
-	result, err := global.RedisConn.Do(global.Ctx, cmd).ToBool()
+	result, err := global.RedisConn.Do(global.Ctx, cmd).AsBool()
 	return result, err
 }
 
diff --git a/cache/search.go b/cache/search.go
index 49c82f5..23fb003 100644
--- a/cache/search.go
+++ b/cache/search.go
@@ -20,7 +20,7 @@ func assembleSearchKey(entityName string, additional ...string) string {
 // 缓存模型名称明确的，使用或者包含非ID检索条件的实体内容。
 func CacheSearch[T any](instance T, relationNames []string, entityName string, conditions ...string) error {
 	searchKey := assembleSearchKey(entityName, conditions...)
-	err := Cache(searchKey, &instance, 0)
+	err := Cache(searchKey, &instance, -1)
 	for _, relationName := range relationNames {
 		CacheRelation(relationName, STORE_TYPE_KEY, searchKey)
 	}