diff --git a/初始化事件表.sql b/初始化事件表.sql
index 7ee49cd..dca07d0 100644
--- a/初始化事件表.sql
+++ b/初始化事件表.sql
@@ -1,5 +1,5 @@
-drop table if exists xiangsu.event;
-create table xiangsu.event
+drop table if exists debug.event;
+create table debug.event
 (
     `#ip`                     Nullable(IPv4),
     `#country`                Nullable(String),
@@ -44,12 +44,8 @@ create table xiangsu.event
     `#account_id`             String,
     `#distinct_id`            Nullable(String),
     `#event_name`             String,
-    `#server_time`            DateTime('UTC') default now(),
-
-
-    `sign`                    Int8            default 1
-
-) ENGINE = CollapsingMergeTree(sign)
+    `#server_time`            DateTime('UTC') default now()
+) ENGINE = ReplacingMergeTree()
       PARTITION BY toYYYYMMDD(`#event_time`)
       order by (`#event_name`, `#event_time`, `#account_id`)
 --       TTL event_time + toIntervalDay(365)
\ No newline at end of file