| PostgreSQL | YQL |
|---|---|
| `bool` | `bool` |
| `int2` | `Int16` |
| `int4` | `Int32` |
| `int8` | `Int64` |
| `float4` | `Float` |
| `float8` | `Double` |
| `bytea` | `String` |
| `varchar` | `Utf8` |
| `text` | `Utf8` |
| `cstring` | `Utf8` |
| `uuid` | `Uuid` |
| `date` | `Date32` |
| `timestamp` | `Timestamp64` |