From 77bac6a6ec86e4108519249c39ed96cf264883a0 Mon Sep 17 00:00:00 2001
From: Jianyuan Jiang <sdojjy@qq.com>
Date: Fri, 10 Nov 2023 15:15:45 +0800
Subject: [PATCH] config(ticdc): change case-sensitive default value (#10049)

close pingcap/tiflow#10047
---
 cdc/api/v2/model_test.go                | 2 +-
 cdc/model/changefeed_test.go            | 2 +-
 pkg/config/replica_config.go            | 2 +-
 tests/integration_tests/api_v2/cases.go | 2 +-
 tests/integration_tests/cli/run.sh      | 4 ++--
 5 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/cdc/api/v2/model_test.go b/cdc/api/v2/model_test.go
index 8a33d3a388e..e6b68804d7b 100644
--- a/cdc/api/v2/model_test.go
+++ b/cdc/api/v2/model_test.go
@@ -31,7 +31,7 @@ import (
 // note: this is api published default value, not change it
 var defaultAPIConfig = &ReplicaConfig{
 	MemoryQuota:        config.DefaultChangefeedMemoryQuota,
-	CaseSensitive:      true,
+	CaseSensitive:      false,
 	CheckGCSafePoint:   true,
 	BDRMode:            util.AddressOf(false),
 	EnableSyncPoint:    util.AddressOf(false),
diff --git a/cdc/model/changefeed_test.go b/cdc/model/changefeed_test.go
index 318c0242f16..16dcbd5b914 100644
--- a/cdc/model/changefeed_test.go
+++ b/cdc/model/changefeed_test.go
@@ -247,7 +247,7 @@ func TestVerifyAndComplete(t *testing.T) {
 		StartTs: 417257993615179777,
 		Config: &config.ReplicaConfig{
 			MemoryQuota:        1073741824,
-			CaseSensitive:      true,
+			CaseSensitive:      false,
 			CheckGCSafePoint:   true,
 			SyncPointInterval:  util.AddressOf(time.Minute * 10),
 			SyncPointRetention: util.AddressOf(time.Hour * 24),
diff --git a/pkg/config/replica_config.go b/pkg/config/replica_config.go
index 94ca5dfaadb..4d8b6ce0225 100644
--- a/pkg/config/replica_config.go
+++ b/pkg/config/replica_config.go
@@ -49,7 +49,7 @@ const (
 
 var defaultReplicaConfig = &ReplicaConfig{
 	MemoryQuota:        DefaultChangefeedMemoryQuota,
-	CaseSensitive:      true,
+	CaseSensitive:      false,
 	CheckGCSafePoint:   true,
 	EnableSyncPoint:    util.AddressOf(false),
 	SyncPointInterval:  util.AddressOf(10 * time.Minute),
diff --git a/tests/integration_tests/api_v2/cases.go b/tests/integration_tests/api_v2/cases.go
index f62cf45e011..9e336a016af 100644
--- a/tests/integration_tests/api_v2/cases.go
+++ b/tests/integration_tests/api_v2/cases.go
@@ -79,7 +79,7 @@ var customReplicaConfig = &ReplicaConfig{
 // defaultReplicaConfig check if the default values is changed
 var defaultReplicaConfig = &ReplicaConfig{
 	MemoryQuota:      1024 * 1024 * 1024,
-	CaseSensitive:    true,
+	CaseSensitive:    false,
 	CheckGCSafePoint: true,
 	Filter: &FilterConfig{
 		Rules: []string{"*.*"},
diff --git a/tests/integration_tests/cli/run.sh b/tests/integration_tests/cli/run.sh
index 3d27a3fbd98..4e38f238e48 100644
--- a/tests/integration_tests/cli/run.sh
+++ b/tests/integration_tests/cli/run.sh
@@ -73,7 +73,7 @@ function run() {
 
 	# Update changefeed failed because changefeed is running
 	cat - >"$WORK_DIR/changefeed.toml" <<EOF
-case-sensitive = false
+case-sensitive = true
 [scheduler]
 enable-table-across-nodes = true
 EOF
@@ -91,7 +91,7 @@ EOF
 	# Update changefeed
 	run_cdc_cli changefeed update --pd=$pd_addr --config="$WORK_DIR/changefeed.toml" --no-confirm --changefeed-id $uuid
 	changefeed_info=$(curl -s -X GET "http://127.0.0.1:8300/api/v2/changefeeds/$uuid/meta_info" 2>&1)
-	if [[ ! $changefeed_info == *"\"case_sensitive\":false"* ]]; then
+	if [[ ! $changefeed_info == *"\"case_sensitive\":true"* ]]; then
 		echo "[$(date)] <<<<< changefeed info is not updated as expected ${changefeed_info} >>>>>"
 		exit 1
 	fi