diff --git a/Makefile b/Makefile
index bf71b0f4..1bdd44c9 100644
--- a/Makefile
+++ b/Makefile
@@ -138,7 +138,7 @@ test: go-check
 test-cockroach: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -db=postgres -schema='$(TEST_COCKROACH_SCHEMA)' -cache=$(TEST_CACHE_ENABLE) \
 	-conn_str="postgres://$(TEST_COCKROACH_USERNAME):$(TEST_COCKROACH_PASSWORD)@$(TEST_COCKROACH_HOST)/$(TEST_COCKROACH_DBNAME)?sslmode=disable&experimental_serial_normalization=sql_sequence" \
-	-ignore_update_limit=true -coverprofile=cockroach.$(TEST_COCKROACH_SCHEMA).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	-ignore_update_limit=true -coverprofile=cockroach.$(TEST_COCKROACH_SCHEMA).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-cockroach\#%
 test-cockroach\#%: go-check
@@ -152,7 +152,7 @@ test-mssql: go-check
 	-conn_str="server=$(TEST_MSSQL_HOST);user id=$(TEST_MSSQL_USERNAME);password=$(TEST_MSSQL_PASSWORD);database=$(TEST_MSSQL_DBNAME)" \
 	-default_varchar=$(TEST_MSSQL_DEFAULT_VARCHAR) -default_char=$(TEST_MSSQL_DEFAULT_CHAR) \
 	-do_nvarchar_override_test=$(TEST_MSSQL_DO_NVARCHAR_OVERRIDE_TEST) \
-	-coverprofile=mssql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	-coverprofile=mssql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PNONY: test-mssql\#%
 test-mssql\#%: go-check
@@ -166,7 +166,7 @@ test-mssql\#%: go-check
 test-mymysql: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -db=mymysql -cache=$(TEST_CACHE_ENABLE) -quote=$(TEST_QUOTE_POLICY) \
 	-conn_str="tcp:$(TEST_MYSQL_HOST)*$(TEST_MYSQL_DBNAME)/$(TEST_MYSQL_USERNAME)/$(TEST_MYSQL_PASSWORD)" \
-	-coverprofile=mymysql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	-coverprofile=mymysql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PNONY: test-mymysql\#%
 test-mymysql\#%: go-check
@@ -178,7 +178,7 @@ test-mymysql\#%: go-check
 test-mysql: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -db=mysql -cache=$(TEST_CACHE_ENABLE) -quote=$(TEST_QUOTE_POLICY) \
 	-conn_str="$(TEST_MYSQL_USERNAME):$(TEST_MYSQL_PASSWORD)@tcp($(TEST_MYSQL_HOST))/$(TEST_MYSQL_DBNAME)?charset=$(TEST_MYSQL_CHARSET)" \
-	-coverprofile=mysql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	-coverprofile=mysql.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-mysql\#%
 test-mysql\#%: go-check
@@ -190,7 +190,7 @@ test-mysql\#%: go-check
 test-postgres: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -db=postgres -schema='$(TEST_PGSQL_SCHEMA)' -cache=$(TEST_CACHE_ENABLE) \
 	-conn_str="postgres://$(TEST_PGSQL_USERNAME):$(TEST_PGSQL_PASSWORD)@$(TEST_PGSQL_HOST)/$(TEST_PGSQL_DBNAME)?sslmode=disable" \
-	-quote=$(TEST_QUOTE_POLICY) -coverprofile=postgres.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	-quote=$(TEST_QUOTE_POLICY) -coverprofile=postgres.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-postgres\#%
 test-postgres\#%: go-check
@@ -201,12 +201,12 @@ test-postgres\#%: go-check
 .PHONY: test-sqlite3
 test-sqlite3: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -cache=$(TEST_CACHE_ENABLE) -db=sqlite3 -conn_str="./test.db?cache=shared&mode=rwc" \
-	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite3.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite3.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-sqlite3-schema
 test-sqlite3-schema: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -schema=xorm -cache=$(TEST_CACHE_ENABLE) -db=sqlite3 -conn_str="./test.db?cache=shared&mode=rwc" \
-	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite3.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite3.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-sqlite3\#%
 test-sqlite3\#%: go-check
@@ -216,12 +216,12 @@ test-sqlite3\#%: go-check
 .PHONY: test-sqlite
 test-sqlite: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -cache=$(TEST_CACHE_ENABLE) -db=sqlite -conn_str="./test.db?cache=shared&mode=rwc" \
-	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-sqlite-schema
 test-sqlite-schema: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -schema=xorm -cache=$(TEST_CACHE_ENABLE) -db=sqlite -conn_str="./test.db?cache=shared&mode=rwc" \
-	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	 -quote=$(TEST_QUOTE_POLICY) -coverprofile=sqlite.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-sqlite\#%
 test-sqlite\#%: go-check
@@ -233,7 +233,7 @@ test-sqlite\#%: go-check
 test-tidb: go-check
 	$(GO) test $(INTEGRATION_PACKAGES) -v -race -db=mysql -cache=$(TEST_CACHE_ENABLE) -ignore_select_update=true \
 	-conn_str="$(TEST_TIDB_USERNAME):$(TEST_TIDB_PASSWORD)@tcp($(TEST_TIDB_HOST))/$(TEST_TIDB_DBNAME)" \
-	-quote=$(TEST_QUOTE_POLICY) -coverprofile=tidb.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic
+	-quote=$(TEST_QUOTE_POLICY) -coverprofile=tidb.$(TEST_QUOTE_POLICY).$(TEST_CACHE_ENABLE).coverage.out -covermode=atomic -timeout=20m
 
 .PHONY: test-tidb\#%
 test-tidb\#%: go-check