package clickhouse type ClickHouseReader struct { ClickHouseClientUrl string } func connect() string { return "Connected to ClickHouse" } func NewSpanReader() *ClickHouseReader { connect() return &ClickHouseReader{ ClickHouseClientUrl: "http://localhost:9000", } } func (chReader *ClickHouseReader) GetServices() string { return "Hello from ClickHouse" }