\brief Get the DataType used when parameter type is not known. \return DataType used when parameter type is not known.
| 46 | /// \brief Get the DataType used when parameter type is not known. |
| 47 | /// \return DataType used when parameter type is not known. |
| 48 | inline std::shared_ptr<DataType> GetUnknownColumnDataType() { |
| 49 | return dense_union({ |
| 50 | field("string", utf8()), |
| 51 | field("bytes", binary()), |
| 52 | field("bigint", int64()), |
| 53 | field("double", float64()), |
| 54 | }); |
| 55 | } |
| 56 | |
| 57 | /// \brief Example implementation of FlightSqlServerBase backed by an in-memory SQLite3 |
| 58 | /// database. |