Interpreting Mapping Compatibility between Data Types table gives you the key to interpret the data type compatibility tables.
Table 12. Interpreting Mapping Compatibility between Data Types
| Type | Compatibility | UI Indication | Result | 
| Supported | Mapping is compatible | Green | No warning or error message | 
| Unsupported | Data type not supported by Data Exchange | Data type is grayed out | Data types cannot be mapped | 
| Error | Mapping is not supported | Red | Error message | 
| Warning | Mapping is incompatible | Amber | Warning message | 
| May have Warning | Mapping may be incompatible | Amber | Warning message | 
For more information about the possible reasons when a mapping results in a Warning or May Have Warning, refer to Causes: Mappings that Result in Warning/May Have Warning.