> ## Documentation Index
> Fetch the complete documentation index at: https://clickhouse.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# show_create_* 格式设置

> 由 show_create_* 生成的组中的 ClickHouse 格式设置。

export const SettingsInfoBlock = ({type, default_value, changeable_without_restart}) => {
  return <div className="not-prose" style={{
    display: "flex",
    flexWrap: "wrap",
    alignItems: "baseline",
    columnGap: "0.5rem",
    rowGap: "0.125rem",
    margin: "0.375rem 0",
    fontSize: "0.8125rem",
    lineHeight: "1.125rem"
  }}>
      <div style={{
    fontWeight: 600,
    opacity: 0.72
  }}>类型</div>
      <div style={{
    overflowWrap: "anywhere"
  }}>{type}</div>
      <div style={{
    fontWeight: 600,
    opacity: 0.72,
    marginInlineStart: "0.5rem"
  }}>默认值</div>
      <div style={{
    overflowWrap: "anywhere"
  }}>{default_value}</div>
      {changeable_without_restart && <div style={{
    fontWeight: 600,
    opacity: 0.72,
    marginInlineStart: "0.5rem"
  }}>
          无需重启即可更改
        </div>}
      {changeable_without_restart && <div style={{
    overflowWrap: "anywhere"
  }}>
          {changeable_without_restart}
        </div>}
    </div>;
};

这些设置是根据[源文件](https://github.com/ClickHouse/ClickHouse/blob/master/src/Core/FormatFactorySettings.h)自动生成的。

<div id="show_create_query_identifier_quoting_rule">
  ## show\_create\_query\_identifier\_quoting\_rule
</div>

<SettingsInfoBlock type="IdentifierQuotingRule" default_value="when_necessary" />

设置 SHOW CREATE 查询中标识符的引号规则

<div id="show_create_query_identifier_quoting_style">
  ## show\_create\_query\_identifier\_quoting\_style
</div>

<SettingsInfoBlock type="IdentifierQuotingStyle" default_value="Backticks" />

设置 SHOW CREATE 查询中标识符的引号样式