# ColumnInfo

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        <h2><span class="attribs"><span class="type-signature"></span></span>ColumnInfo<span class="signature">()</span><span class="type-signature"></span></h2>
        
            <div class="class-description"><p>Describes CQL column type information.</p>
<p>The <code>info</code> field varies depending on the type code:</p>
<ul>
<li>Simple types: <code>info</code> is <code>null</code></li>
<li>List/Set: <code>info</code> is a <code>ColumnInfo</code> for the element type</li>
<li>Map: <code>info</code> is a tuple <code>[ColumnInfo, ColumnInfo]</code> for key and value types</li>
<li>Tuple: <code>info</code> is an array of <code>ColumnInfo</code> for each element</li>
<li>UDT: <code>info</code> is a <code>UdtInfo</code> with name and fields</li>
<li>Vector (custom): <code>info</code> is a tuple <code>[ColumnInfo, number]</code> for element type and dimension</li>
<li>Other custom: <code>info</code> is a string</li>
</ul></div>
        
    
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## Constructor

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    <h4 class="name" id="ColumnInfo"><span class="type-signature"></span>new ColumnInfo<span class="signature">()</span><span class="type-signature"></span></h4>
    

    















<div class="admonition note"><p class="admonition-title">Source</p><p><a href="https://github.com/scylladb/nodejs-rs-driver/blob/v0.6.1/lib/types/cql-utils.ts#L62" target="_blank" rel="noopener">types/cql-utils.ts, line 62</a></p></div>




















    
    

    

    

    

    

    

    

    
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## Members

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<h4 class="name" id="customTypeName"><span class="type-signature"></span>customTypeName<span class="type-signature"></span></h4>




<div class="description">
    <p>Only present for vector custom types</p>
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<div class="admonition note"><p class="admonition-title">Source</p><p><a href="https://github.com/scylladb/nodejs-rs-driver/blob/v0.6.1/lib/types/cql-utils.ts#L74" target="_blank" rel="noopener">types/cql-utils.ts, line 74</a></p></div></div>