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<title>JSDoc: Module: sql</title>
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<h1 class="page-title">Module: sql</h1>
<section>
<header>
</header>
<article>
<div class="container-overview">
</div>
<h3 class="subsection-title">Methods</h3>
<h4 class="name" id=".execute"><span class="type-signature">(static) </span>execute<span class="signature">(query, params<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
<div class="description">
Execute SQL
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>query</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="description last">SQL query with ? used as parameter placeholder</td>
</tr>
<tr>
<td class="name"><code>params</code></td>
<td class="type">
<span class="param-type">Array.<object></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">array of params if needed</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="services_sql.js.html">services/sql.js</a>, <a href="services_sql.js.html#line345">line 345</a>
</li></ul></dd>
</dl>
<h4 class="name" id=".getColumn"><span class="type-signature">(static) </span>getColumn<span class="signature">(query, params<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {Array.<object>}</span></h4>
<div class="description">
Get a first column in an array.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>query</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="description last">SQL query with ? used as parameter placeholder</td>
</tr>
<tr>
<td class="name"><code>params</code></td>
<td class="type">
<span class="param-type">Array.<object></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">array of params if needed</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="services_sql.js.html">services/sql.js</a>, <a href="services_sql.js.html#line336">line 336</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
- array of first column of all returned rows
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array.<object></span>
</dd>
</dl>
<h4 class="name" id=".getMap"><span class="type-signature">(static) </span>getMap<span class="signature">(query, params<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {object}</span></h4>
<div class="description">
Get a map of first column mapping to second column.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>query</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="description last">SQL query with ? used as parameter placeholder</td>
</tr>
<tr>
<td class="name"><code>params</code></td>
<td class="type">
<span class="param-type">Array.<object></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">array of params if needed</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="services_sql.js.html">services/sql.js</a>, <a href="services_sql.js.html#line326">line 326</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
- map of first column to second column
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
<h4 class="name" id=".getRow"><span class="type-signature">(static) </span>getRow<span class="signature">(query, params<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {object}</span></h4>
<div class="description">
Get first returned row.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>query</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="description last">SQL query with ? used as parameter placeholder</td>
</tr>
<tr>
<td class="name"><code>params</code></td>
<td class="type">
<span class="param-type">Array.<object></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">array of params if needed</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="services_sql.js.html">services/sql.js</a>, <a href="services_sql.js.html#line302">line 302</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
- map of column name to column value
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">object</span>
</dd>
</dl>
<h4 class="name" id=".getRows"><span class="type-signature">(static) </span>getRows<span class="signature">(query, params<span class="signature-attributes">opt</span>)</span><span class="type-signature"> → {Array.<object>}</span></h4>
<div class="description">
Get all returned rows.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>query</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="description last">SQL query with ? used as parameter placeholder</td>
</tr>
<tr>
<td class="name"><code>params</code></td>
<td class="type">
<span class="param-type">Array.<object></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">array of params if needed</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="services_sql.js.html">services/sql.js</a>, <a href="services_sql.js.html#line313">line 313</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
- array of all rows, each row is a map of column name to column value
</div>
<dl>
<dt>
Type
</dt>
<dd>
<span class="param-type">Array.<object></span>
</dd>
</dl>
<h4 class="name" id=".getValue"><span class="type-signature">(static) </span>getValue<span class="signature">(query, params<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
<div class="description">
Get single value from the given query - first column from first returned row.
</div>
<h5>Parameters:</h5>
<table class="params">
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Attributes</th>
<th class="last">Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="name"><code>query</code></td>
<td class="type">
<span class="param-type">string</span>
</td>
<td class="attributes">
</td>
<td class="description last">SQL query with ? used as parameter placeholder</td>
</tr>
<tr>
<td class="name"><code>params</code></td>
<td class="type">
<span class="param-type">Array.<object></span>
</td>
<td class="attributes">
<optional><br>
</td>
<td class="description last">array of params if needed</td>
</tr>
</tbody>
</table>
<dl class="details">
<dt class="tag-source">Source:</dt>
<dd class="tag-source"><ul class="dummy"><li>
<a href="services_sql.js.html">services/sql.js</a>, <a href="services_sql.js.html#line292">line 292</a>
</li></ul></dd>
</dl>
<h5>Returns:</h5>
<div class="param-desc">
[object] - single value
</div>
</article>
</section>
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