From 8e4b616445d14aa1f42eb0d3746b14257df93826 Mon Sep 17 00:00:00 2001
From: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date: Thu, 15 Aug 2024 11:50:41 +0800
Subject: [PATCH] cdc: canal-json dml event commit-ts should be TSO (#18591)
 (#18602)

---
 ticdc/ticdc-canal-json.md    | 6 +++---
 ticdc/ticdc-sink-to-kafka.md | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/ticdc/ticdc-canal-json.md b/ticdc/ticdc-canal-json.md
index c7c076298396e..c7ee505c3d922 100644
--- a/ticdc/ticdc-canal-json.md
+++ b/ticdc/ticdc-canal-json.md
@@ -64,7 +64,7 @@ TiCDC encodes a DDL Event into the following Canal-JSON format.
     "data": null,
     "old": null,
     "_tidb": {     // TiDB extension field
-        "commitTs": 163963309467037594
+        "commitTs": 429918007904436226  // A TiDB TSO timestamp
     }
 }
 ```
@@ -133,7 +133,7 @@ TiCDC encodes a row of DML data change event as follows:
     ],
     "old": null,
     "_tidb": {     // TiDB extension field
-        "commitTs": 163963314122145239
+        "commitTs": 429918007904436226  // A TiDB TSO timestamp
     }
 }
 ```
@@ -162,7 +162,7 @@ The following is an example of the WATERMARK Event.
     "data": null,
     "old": null,
     "_tidb": {     // TiDB extension field
-        "watermarkTs": 429918007904436226
+        "watermarkTs": 429918007904436226  // A TiDB TSO timestamp
     }
 }
 ```
diff --git a/ticdc/ticdc-sink-to-kafka.md b/ticdc/ticdc-sink-to-kafka.md
index 8a47827082a4d..a2ba32c0439f5 100644
--- a/ticdc/ticdc-sink-to-kafka.md
+++ b/ticdc/ticdc-sink-to-kafka.md
@@ -438,7 +438,7 @@ The message format with handle keys only is as follows:
     ],
     "old": null,
     "_tidb": {     // TiDB extension fields
-        "commitTs": 163963314122145239,
+        "commitTs": 429918007904436226,  // A TiDB TSO timestamp
         "onlyHandleKey": true
     }
 }
@@ -504,7 +504,7 @@ The Kafka consumer receives a message that contains the address of the large mes
     ],
     "old": null,
     "_tidb": {     // TiDB extension fields
-        "commitTs": 163963314122145239,
+        "commitTs": 429918007904436226,  // A TiDB TSO timestamp
         "claimCheckLocation": "s3:/claim-check-bucket/${uuid}.json"
     }
 }