Result set 1:
columns {
  name: "column0"
  type {
    type_id: INT32
  }
}
rows {
  items {
    int32_value: 1
  }
}
Result set 2:
columns {
  name: "column0"
  type {
    type_id: INT32
  }
}
rows {
  items {
    int32_value: 3
  }
}
Result set 3:
columns {
  name: "column0"
  type {
    type_id: UINT32
  }
}
rows {
  items {
    uint32_value: 3
  }
}
Result set 4:
columns {
  name: "column0"
  type {
    type_id: DOUBLE
  }
}
rows {
  items {
    double_value: 3.1415926535897931
  }
}
Result set 5:
columns {
  name: "column0"
  type {
    optional_type {
      item {
        type_id: INT32
      }
    }
  }
}
rows {
  items {
    int32_value: 1
  }
}
Result set 6:
columns {
  name: "column0"
  type {
    type_id: INT32
  }
}
rows {
  items {
    int32_value: 1
  }
}
Result set 7:
columns {
  name: "column0"
  type {
    optional_type {
      item {
        type_id: INT32
      }
    }
  }
}
rows {
  items {
    int32_value: 1
  }
}
