Reduce flakiness in ClickHouse tests (#1902)

* Add retry

Add retry using performCRUDWithRetry.

* Merge performCRUD and performCRUDWithRetry

* Update retry

Update retry to use backoff package.

* Run linter

modules/clickhouse/clickhouse_test.go

@@ -7,6 +7,7 @@ import (
 
 	ch "github.com/ClickHouse/clickhouse-go/v2"
 	"github.com/ClickHouse/clickhouse-go/v2/lib/driver"
+	"github.com/cenkalti/backoff/v4"
 	"github.com/stretchr/testify/assert"
 
 	"github.com/testcontainers/testcontainers-go"
@@ -218,22 +219,31 @@ func TestClickHouseWithConfigFile(t *testing.T) {
 }
 
 func performCRUD(conn driver.Conn) ([]Test, error) {
-	err := conn.Exec(context.Background(), "create table if not exists test_table (id UInt64) engine = MergeTree PRIMARY KEY (id) ORDER BY (id) SETTINGS index_granularity = 8192;")
-	if err != nil {
-		return nil, err
-	}
+	var (
+		err  error
+		rows []Test
+	)
 
-	err = conn.Exec(context.Background(), "INSERT INTO test_table (id) VALUES (1);")
-	if err != nil {
-		return nil, err
-	}
+	err = backoff.Retry(func() error {
+		err = conn.Exec(context.Background(), "create table if not exists test_table (id UInt64) engine = MergeTree PRIMARY KEY (id) ORDER BY (id) SETTINGS index_granularity = 8192;")
+		if err != nil {
+			return err
+		}
 
-	rows, err := getAllRows(conn)
-	if err != nil {
-		return nil, err
-	}
+		err = conn.Exec(context.Background(), "INSERT INTO test_table (id) VALUES (1);")
+		if err != nil {
+			return err
+		}
+
+		rows, err = getAllRows(conn)
+		if err != nil {
+			return err
+		}
+
+		return nil
+	}, backoff.NewExponentialBackOff())
 
-	return rows, nil
+	return rows, err
 }
 
 func getAllRows(conn driver.Conn) ([]Test, error) {