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Mar 17, 2025
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GODRIVER-3499 Update v2 migration guide. #1987

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Update v2 migration guide.
qingyang-hu Mar 12, 2025
ce42479
updates
qingyang-hu Mar 14, 2025
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8 changes: 7 additions & 1 deletion docs/migration-2.0.md
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Expand Up @@ -503,7 +503,7 @@ mongo.WithSession(context.TODO(),sess,func(ctx context.Context) error {

## Options Package

`ClientOptions.AuthenticateToAnything` was marked for internal use in 1.x and does not have a replacement.
`ClientOptions.AuthenticateToAnything` was removed in v2 (it was marked for internal use in v1).

The following fields were removed because they are no longer supported by the server

Expand Down Expand Up @@ -633,10 +633,16 @@ The following types are not valid for a `findOne` operation and have been remove
- `MaxAwaitTime`
- `NoCursorTimeout`

### FindOneAndUpdateOptions

The `ArrayFilters` struct type has been removed in v2. As a result, the `ArrayFilters` field in the `FindOneAndUpdateOptions` struct now uses the `[]interface{}` type. The `ArrayFilters` field (now of type `[]interface{}`) serves the same purpose as the `Filters` field in the original `ArrayFilters` struct.

### UpdateManyOptions / UpdateOneOptions

The `UpdateOptions` has been separated into `UpdateManyOptions` and `UpdateOneOptions` to configure the corresponding `UpdateMany` and `UpdateOne` operations.

The `ArrayFilters` struct type has been removed in v2. As a result, the `ArrayFilters` fields in the new `UpdateManyOptions` and `UpdateOneOptions` structs (which replace the old `UpdateOptions` struct) now use the `[]interface{}` type. The `ArrayFilters` field (now of type `[]interface{}`) serves the same purpose as the `Filters` field in the original `ArrayFilters` struct.

### Merge\*Options

All functions that merge options have been removed in favor of a generic solution. See [GODRIVER-2696](https://jira.mongodb.org/browse/GODRIVER-2696) for more information.
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