| 176 | } |
| 177 | |
| 178 | string TypeToOdbcString(const TColumnType& type) { |
| 179 | DCHECK_EQ(1, type.types.size()); |
| 180 | DCHECK_EQ(TTypeNodeType::SCALAR, type.types[0].type); |
| 181 | DCHECK(type.types[0].__isset.scalar_type); |
| 182 | TPrimitiveType::type col_type = type.types[0].scalar_type.type; |
| 183 | PrimitiveType primitive_type = ThriftToType(col_type); |
| 184 | // ODBC driver requires types in lower case |
| 185 | switch (primitive_type) { |
| 186 | case INVALID_TYPE: return "invalid"; |
| 187 | case TYPE_NULL: return "null"; |
| 188 | case TYPE_BOOLEAN: return "boolean"; |
| 189 | case TYPE_TINYINT: return "tinyint"; |
| 190 | case TYPE_SMALLINT: return "smallint"; |
| 191 | case TYPE_INT: return "int"; |
| 192 | case TYPE_BIGINT: return "bigint"; |
| 193 | case TYPE_FLOAT: return "float"; |
| 194 | case TYPE_DOUBLE: return "double"; |
| 195 | case TYPE_DATE: return "date"; |
| 196 | case TYPE_DATETIME: return "datetime"; |
| 197 | case TYPE_TIMESTAMP: return "timestamp"; |
| 198 | case TYPE_STRING: |
| 199 | if(col_type == TPrimitiveType::BINARY) { |
| 200 | return "binary"; |
| 201 | } else { |
| 202 | return "string"; |
| 203 | } |
| 204 | case TYPE_VARCHAR: return "string"; |
| 205 | |
| 206 | case TYPE_DECIMAL: return "decimal"; |
| 207 | case TYPE_CHAR: return "char"; |
| 208 | case TYPE_STRUCT: return "struct"; |
| 209 | case TYPE_ARRAY: return "array"; |
| 210 | case TYPE_MAP: return "map"; |
| 211 | case TYPE_BINARY: |
| 212 | case TYPE_FIXED_UDA_INTERMEDIATE: |
| 213 | // This type is not exposed to clients and should not be returned. |
| 214 | DCHECK(false); |
| 215 | break; |
| 216 | }; |
| 217 | return "unknown"; |
| 218 | } |
| 219 | |
| 220 | void ColumnType::ToThrift(TColumnType* thrift_type) const { |
| 221 | thrift_type->types.push_back(TTypeNode()); |