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DOCCORE-84 Update valid values of the initial settings for allowed/denied databases #2761

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DOCCORE-84 Update valid values of the initial settings for allowed/denied databases #2761

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9d0ee1e
Update valid values of the initial settings for allowed/denied databases
NataliaIvakina Dec 9, 2025
0c0bf46
Explain what has been changed
NataliaIvakina Dec 9, 2025
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NataliaIvakina Dec 9, 2025
bc7481e
Update the page on changes and deprecations
NataliaIvakina Dec 9, 2025
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NataliaIvakina Dec 15, 2025
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5 changes: 5 additions & 0 deletions modules/ROOT/pages/changes-deprecations-removals.adoc
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Expand Up @@ -647,6 +647,11 @@ For details, refer to xref:cypher-shell.adoc[].

=== Configuration settings

Neo4j 2025.12::

Valid values of xref:configuration/configuration-settings.adoc#config_initial.server.allowed_databases[`initial.server.allowed_databases`] label:enterprise[Enterprise Edition] and xref:configuration/configuration-settings.adoc#config_initial.server.denied_databases[`initial.server.denied_databases`] label:enterprise[Enterprise Edition] are changed.
Starting from 2025.12, database name patterns (wildcards) are supported, and the minimum number of characters is reduced from `3` to `1`.

Neo4j 2025.06::

The default value of the xref:configuration/configuration-settings.adoc#config_server.metrics.filter[`server.metrics.filter`] label:enterprise[Enterprise Edition] is changed.
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6 changes: 4 additions & 2 deletions modules/ROOT/pages/configuration/configuration-settings.adoc
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Expand Up @@ -824,7 +824,7 @@ m|+++0+++
|Description
a|List of database names allowed on this server; all others are denied. Empty means all are allowed. This configuration is initialized at the first DBMS startup and/or when a newly added server is enabled. The setting is used as the default input for the `ENABLE SERVER` command; can be overriden when the command is executed. Exclusive with `server.initial_denied_databases`.
|Valid values
a|A comma-separated set where each element is a valid database name containing only alphabetic characters, numbers, dots, and dashes with a length between 3 and 63 characters, starting with an alphabetic character or number but not with the name `system`.
a|label:changed[Changed in 2025.12] A comma-separated set where each element is a valid database name pattern containing only alphabetic characters, numbers, dots, question marks, asterisks, and dashes with a length between 1 and 63 characters.
|Default value
m|++++++
|===
Expand All @@ -840,11 +840,13 @@ m|++++++
|Description
a|List of database names not allowed on this server. Empty means nothing is denied. This configuration is initialized at the first DBMS startup and/or when a newly added server is enabled. The setting is used as the default input for the `ENABLE SERVER` command; can be overriden when the command is executed. Exclusive with `server.initial_allowed_databases`.
|Valid values
a|A comma-separated set where each element is a valid database name containing only alphabetic characters, numbers, dots, and dashes with a length between 3 and 63 characters, starting with an alphabetic character or number but not with the name `system`.
a|label:changed[Changed in 2025.12] A comma-separated set where each element is a valid database name pattern containing only alphabetic characters, numbers, dots, question marks, asterisks, and dashes with a length between 1 and 63 characters.
|Default value
m|++++++
|===

In Neo4j 2025.12, valid values of the `initial.server.allowed_databases` and `initial.server.denied_databases` settings are updated.
Starting from 2025.12, database name patterns (wildcards) are supported, and the minimum number of characters is reduced from `3` to `1`.

[role=label--enterprise-edition]
[[config_initial.server.mode_constraint]]
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