code: func (engine *Engine) tbNameWithSchema(v string) string {
  	// Add schema name as prefix of table name.
  	// Only for postgres database.
  	if engine.dialect.DBType() == core.POSTGRES &&
  		engine.dialect.URI().Schema != "" &&
  		engine.dialect.URI().Schema != postgresPublicSchema &&
  		strings.Index(v, ".") == -1 {
  		return engine.dialect.URI().Schema + "." + v
  	}
  	return v
  }
docs: // tbNameWithSchema will automatically add schema prefix on table name