From 17f6949919e35e9585e4493855b0b3ccd3aada4e Mon Sep 17 00:00:00 2001
From: juliezhang1112 <1060074157@qq.com>
Date: Fri, 9 Aug 2019 13:15:29 +0800
Subject: [PATCH] dev/v3.0/v2.1: add large binlog operation FAQ (new)

---
 dev/reference/tools/tidb-binlog/reparo.md  | 7 +++++++
 v2.1/reference/tools/tidb-binlog/reparo.md | 7 +++++++
 v3.0/reference/tools/tidb-binlog/reparo.md | 7 +++++++
 3 files changed, 21 insertions(+)

diff --git a/dev/reference/tools/tidb-binlog/reparo.md b/dev/reference/tools/tidb-binlog/reparo.md
index 868171eafb851..cc99ad63e5c8f 100644
--- a/dev/reference/tools/tidb-binlog/reparo.md
+++ b/dev/reference/tools/tidb-binlog/reparo.md
@@ -44,6 +44,8 @@ Usage of Reparo:
     Specifies the time point of finishing the recovery process.
     Format: "2006-01-02 15:04:05"
     If it is not set, the recovery process ends up with the last binlog file.
+-safe-mode bool
+    Specifies whether to enable safe mode. When enabled, it supports repeated replication.
 ```
 
 ### Description of the configuration file
@@ -81,6 +83,11 @@ log-level = "info"
 # If it is set to "mysql", you need to configure `host`, `port`, `user` and `password` in [dest-db].
 dest-type = "mysql"
 
+# Safe-mode configuration
+# Value: "true"/"false" ("false" by default)
+# If it is set to "true", Reparo splits the `UPDATE` statement into a `DELETE` statement plus a `REPLACE` statement.
+safe-mode = false
+
 # `replicate-do-db` and `replicate-do-table` specify the database and table to be recovered.
 # `replicate-do-db` has priority over `replicate-do-table`.
 # You can use a regular expression for configuration. The regular expression should start with "~".
diff --git a/v2.1/reference/tools/tidb-binlog/reparo.md b/v2.1/reference/tools/tidb-binlog/reparo.md
index 3efe61b60c871..1bb4fb3385a26 100644
--- a/v2.1/reference/tools/tidb-binlog/reparo.md
+++ b/v2.1/reference/tools/tidb-binlog/reparo.md
@@ -44,6 +44,8 @@ Usage of Reparo:
     Specifies the time point of finishing the recovery process.
     Format: "2006-01-02 15:04:05"
     If it is not set, the recovery process ends up with the last binlog file.
+-safe-mode bool
+    Specifies whether to enable safe mode. When enabled, it supports repeated replication.
 ```
 
 ### Description of the configuration file
@@ -81,6 +83,11 @@ log-level = "info"
 # If it is set to "mysql", you need to configure `host`, `port`, `user` and `password` in [dest-db].
 dest-type = "mysql"
 
+# Safe-mode configuration
+# Value: "true"/"false" ("false" by default)
+# If it is set to "true", Reparo splits the `UPDATE` statement into a `DELETE` statement plus a `REPLACE` statement.
+safe-mode = false
+
 # `replicate-do-db` and `replicate-do-table` specify the database and table to be recovered.
 # `replicate-do-db` has priority over `replicate-do-table`.
 # You can use a regular expression for configuration. The regular expression should start with "~".
diff --git a/v3.0/reference/tools/tidb-binlog/reparo.md b/v3.0/reference/tools/tidb-binlog/reparo.md
index 57565e1f0fe31..3662acce65469 100644
--- a/v3.0/reference/tools/tidb-binlog/reparo.md
+++ b/v3.0/reference/tools/tidb-binlog/reparo.md
@@ -45,6 +45,8 @@ Usage of Reparo:
     Specifies the time point of finishing the recovery process.
     Format: "2006-01-02 15:04:05"
     If it is not set, the recovery process ends up with the last binlog file.
+-safe-mode bool
+    Specifies whether to enable safe mode. When enabled, it supports repeated replication.
 ```
 
 ### Description of the configuration file
@@ -82,6 +84,11 @@ log-level = "info"
 # If it is set to "mysql", you need to configure `host`, `port`, `user` and `password` in [dest-db].
 dest-type = "mysql"
 
+# Safe-mode configuration
+# Value: "true"/"false" ("false" by default)
+# If it is set to "true", Reparo splits the `UPDATE` statement into a `DELETE` statement plus a `REPLACE` statement.
+safe-mode = false
+
 # `replicate-do-db` and `replicate-do-table` specify the database and table to be recovered.
 # `replicate-do-db` has priority over `replicate-do-table`.
 # You can use a regular expression for configuration. The regular expression should start with "~".