Method sql

example/csv/src/test/java/org/apache/calcite/test/CsvTest.java:426–428

(String model, String sql)

  }

  private Fluent sql(String model, String sql) {
    return new Fluent(model, sql, this::output);
  }

  /** Returns a function that checks the contents of a result set against an
   * expected string. */