> ## Documentation Index
> Fetch the complete documentation index at: https://private-7c7dfe99-mintlify-8a08bda2.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

> Contains warnings about server configuration to be displayed by clickhouse-client right after it connects to the server.

# system.warnings

<h2 id="description">
  Description
</h2>

Contains warnings about server configuration to be displayed by clickhouse-client right after it connects to the server.

<h2 id="columns">
  Columns
</h2>

* `message` ([String](/reference/data-types)) — A warning message issued by ClickHouse server.
* `message_format_string` ([LowCardinality(String)](/reference/data-types)) — A format string that was used to format the message.