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Add notification warning for vector on incompatible client #392

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Oct 30, 2025
Merged

Add notification warning for vector on incompatible client #392

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fe24183
Add notification warning for vector on incompatible client
gjmwoods Oct 14, 2025
6e3f550
Apply suggestions from code review
gjmwoods Oct 14, 2025
fd86a6f
Add 01N83 to changelog
gjmwoods Oct 14, 2025
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12 changes: 12 additions & 0 deletions modules/ROOT/pages/changelogs.adoc
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Original file line number Diff line number Diff line change
@@ -1,6 +1,18 @@
:description: This page lists all changes to status codes per Neo4j version.
= Changes to status codes per Neo4j version

== Neo4j 2025.11
**New:**
[options="header", cols="<1m,<1"]
|===
| GQLSTATUS
| Neo4j code

| 01N83
| Neo.ClientNotification.Request.UnsupportedType

|===

== Neo4j 2025.01
**New:**
[options="header", cols="<1m,<1"]
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67 changes: 67 additions & 0 deletions modules/ROOT/pages/notifications/all-notifications.adoc
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Expand Up @@ -8,6 +8,7 @@ The following page provides an overview of all notifications in Neo4j, including
* <<_performance_notifications, `PERFORMANCE` notifications>>
* <<_hint_notifications, `HINT` notifications>>
* <<_unrecognized_notifications, `UNRECOGNIZED` notifications>>
* <<_unsupported_notifications, `UNSUPPORTED` notifications>>
* <<_deprecated_notifications, `DEPRECATION` notifications>>
* <<_security_notifications, `SECURITY` notifications>>
* <<_topology_notifications, `TOPOLOGY` notifications>>
Expand Down Expand Up @@ -1217,6 +1218,72 @@ The query contains an aggregation function that skips null values.
======
=====

[#_unsupported_notifications]
== `UNSUPPORTED` notifications

Unsupported notifications contain information about features not supported in the current context used to access them.

[#_neo_clientnotification_request_UnsupportedType]
=== Unsupported value type

.Notification details
[cols="<1s,<4"]
|===
|Neo4j code
m|Neo.ClientNotification.Request.UnsupportedType
|Title
a|Client does not support this type.
|Description
|One or more values returned could not be handled by this version of the client and were replaced with placeholder map values. Please upgrade your client.
|Category
m|UNSUPPORTED
|GQLSTATUS code
m|01N83
|Status description
a|warn: Client does not support this type. Client does not support type `{ <<valueType>> }`.
Please upgrade your client.
|Classification
m|UNSUPPORTED
|SeverityLevel
m|WARNING
|===

.Accessing a vector with an unsupported driver (e.g., 5.x driver)
[.tabbed-example]
=====
[.include-with-GQLSTATUS-code]
======
Query::
+
[source,cypher]
----
RETURN VECTOR([1, 2, 3], 3, INTEGER32)
----

Returned GQLSTATUS code::
01N83

Returned status description::
warn: Client does not support this type. Client does not support type `VECTOR`. Please upgrade your client.
Suggestions for improvement::
Upgrade your client to a version that supports this type.
======
[.include-with-neo4j-code]
======
Query::

[source,cypher]
----
RETURN VECTOR([1, 2, 3], 3, INTEGER32)
----
Description of the returned code::
One or more values returned could not be handled by this version of the client and were replaced with placeholder map values. Please upgrade your client.
Suggestions for improvement::
Upgrade your client to a version that supports this type.
======
=====


[#_deprecated_notifications]
== `DEPRECATION` notifications

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