From d71a208123d92cc74837087a03f0dd2982f5fba5 Mon Sep 17 00:00:00 2001
From: "jianghang.loujh" <jianghang.loujh@alibaba-inc.com>
Date: Fri, 20 May 2022 10:37:53 +0800
Subject: [PATCH] fixed issue #4178 , support -00:00:00.12

---
 .../java/com/taobao/tddl/dbsync/binlog/event/RowsLogBuffer.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/RowsLogBuffer.java b/dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/RowsLogBuffer.java
index ea4ef18b..30f05a45 100644
--- a/dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/RowsLogBuffer.java
+++ b/dbsync/src/main/java/com/taobao/tddl/dbsync/binlog/event/RowsLogBuffer.java
@@ -733,7 +733,7 @@ public final class RowsLogBuffer {
 
                 String second = null;
                 if (intpart == 0) {
-                    second = "00:00:00";
+                    second = frac < 0 ? "-00:00:00" : "00:00:00";
                 } else {
                     // 目前只记录秒，不处理us frac
                     // if (cal == null) cal = Calendar.getInstance();