> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/gridgain/gridgain-9/reference.md).

# Reference

Reference material for GridGain 9: CLI, REST API, SQL syntax, configuration parameters, monitoring, error codes, and glossary.

Look-up material for GridGain 9 — the exhaustive lists and syntax you reach for while building and operating a cluster, rather than task-based guidance.

{% columns %}
{% column %}
{% content-ref url="/pages/q7BZZV6CfYEtwP43S3kI" %}
[GridGain CLI Tool](/docs/gridgain/gridgain-9/reference/cli-tool.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Reference for the GridGain 9 command line interface: the full command set for managing SQL, clusters, nodes, snapshots, recovery, security, replication, and change data capture.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/S1F4ZYTn1Nf2mhzzb1my" %}
[REST API](/docs/gridgain/gridgain-9/reference/rest-api.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Reference for the GridGain 9 REST API, including the OpenAPI specification and authentication.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/GWxwcrWNcTcu3pIrAR5i" %}
[SQL Reference](/docs/gridgain/gridgain-9/reference/sql.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Reference documentation for GridGain 9 SQL — statements, data types, functions, operators, keywords, and standards conformance.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/ClKrwBgjFQvlkPxoVgDn" %}
[Configuration Parameters](/docs/gridgain/gridgain-9/reference/configuration.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Reference lists of GridGain 9 cluster, node, and CLI configuration parameters.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/T0RhJP8NgTTnmqLLEubZ" %}
[Monitoring Reference](/docs/gridgain/gridgain-9/reference/monitoring.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Reference lists for monitoring GridGain 9: the full set of metrics and the system views you can query.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/Cjza7p4nij6BXJUPHRbx" %}
[Exceptions List](/docs/gridgain/gridgain-9/reference/error-codes.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Reference of GridGain 9 exception codes grouped by component, with descriptions and recommended actions for handling each error.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/ikZmpweIEnPKU7C22epq" %}
[Glossary](/docs/gridgain/gridgain-9/reference/glossary.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Definitions of key GridGain 9 terms, from caches and cluster nodes to distribution zones, RAFT, and storage types.
{% endcolumn %}
{% endcolumns %}