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Add typed nil behavior change note to changelog 

https://github.com/jackc/pgx/issues/1367
pull/1372/head^2
Jack Christensen 2022-11-03 21:24:44 -05:00
parent 39676004de
commit a968ce3437
1 changed files with 3 additions and 0 deletions
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CHANGELOG.md
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@ -63,6 +63,9 @@ The `pgtype` package has been significantly changed.
Previously, types had a `Status` field that could be `Undefined`, `Null`, or `Present`. This has been changed to a
`Valid` `bool` field to harmonize with how `database/sql` represents `NULL` and to make the zero value useable.
Previously, a type that implemented `driver.Valuer` would have the `Value` method called even on a nil pointer. All nils
whether typed or untyped now represent `NULL`.
### Codec and Value Split
Previously, the type system combined decoding and encoding values with the value types. e.g. Type `Int8` both handled