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DOCSP-42484 - Remove LINQ2 #229

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Merged
merged 7 commits into from
Sep 19, 2024
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DOCSP-42484 - Remove LINQ2 #229

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mongoKart Sep 11, 2024
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Merge remote-tracking branch 'upstream/v3.0' into docsp-42484-remove-…
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remove connection option
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6 changes: 1 addition & 5 deletions source/faq.txt
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Expand Up @@ -215,11 +215,7 @@ If you receive an ``Unsupported filter ...`` or ``Expression not
supported ...`` exception message, try the following
steps:

1. Try configuring the new `LINQ3
<https://mongodb.github.io/mongo-csharp-driver/2.17/reference/driver/crud/linq3/>`__
provider. The LINQ3 provider contains many fixes and new features
over the LINQ2 provider.
#. Use the `{+analyzer+}
1. Use the `{+analyzer+}
<https://www.mongodb.com/docs/mongodb-analyzer/current/>`__ to analyze your
expressions.
#. Try to simplify your query where possible.
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6 changes: 6 additions & 0 deletions source/fundamentals/linq.txt
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Expand Up @@ -28,6 +28,12 @@ strongly typed collections of objects by using language keywords and operators.
The {+driver-short+} automatically translates LINQ queries into
:manual:`aggregation operations </aggregation>`.

.. important::

LINQ3 is the only LINQ provider available in the {+driver-long+}. If you have
manually configured your project to use LINQ2, you must change your provider to
LINQ3 to use this version of the driver.

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@rstam IIRC LINQ provider configuration option was removed?

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I had meant this to refer to whatever custom configuration some users might have done to stick with LINQ2 after LINQ3 became the default. Is there a better way to phrase this?

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The MongoClientSettings LinqProvider property has been removed.

If the client has code to configure the client settings to use LINQ2 it will no longer compile.

They need to remove that code.

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Thanks for clarifying!

The examples in this guide use the ``restaurants`` collection
in the ``sample_restaurants`` database provided in the :atlas:`Atlas sample datasets </sample-data>`.
To learn how to create a free MongoDB Atlas cluster and load the sample datasets,
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3 changes: 3 additions & 0 deletions source/upgrade.txt
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Expand Up @@ -66,6 +66,9 @@ Version 3.0 Potential Breaking Change
configuring authentication in the {+driver-short+}, see
:ref:`Authentication Mechanisms. <csharp-authentication-mechanisms>`

- The LINQ2 provider has been removed from this version of the driver.
You must use LINQ3 for all LINQ queries.

.. _csharp-breaking-changes-2.28.0:

Version 2.28.0 Potential Breaking Change
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