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class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link menu__link--active" aria-current="page" tabindex="0" href="/awSQL/classes/select">Select</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/awSQL/classes/insert">Insert</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/awSQL/classes/delete">Delete</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/awSQL/classes/update">Update</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a class="menu__link" tabindex="0" href="/awSQL/classes/structure">Structure</a></li><li class="theme-doc-sidebar-item-link theme-doc-sidebar-item-link-level-2 menu__list-item"><a 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class="breadcrumbs__link" itemprop="item" href="/awSQL/category/classes"><span itemprop="name">Classes</span></a><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">Select</span><meta itemprop="position" content="2"></li></ul></nav><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><header><h1>Select</h1></header>
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<p>Performs a query to retrieve data from a table.</p>
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<h2 class="anchor anchorWithStickyNavbar_LWe7" id="methods">Methods<a href="#methods" class="hash-link" aria-label="Direct link to Methods" title="Direct link to Methods"></a></h2>
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<h3 class="anchor anchorWithStickyNavbar_LWe7" id="selectdatabase">selectDatabase()<a href="#selectdatabase" class="hash-link" aria-label="Direct link to selectDatabase()" title="Direct link to selectDatabase()"></a></h3>
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<p>→ (<code>database</code> = <strong>String</strong>) → <code>this</code></p>
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<p>Selects a different database for this query.</p>
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<p><strong>Parameters</strong></p>
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<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>database</code></td><td><strong>String</strong></td><td>Name of the database to select</td></tr></tbody></table>
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<p><strong>Returns</strong></p>
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<p>→ <code>this</code></p>
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<hr>
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<h3 class="anchor anchorWithStickyNavbar_LWe7" id="distinct">distinct()<a href="#distinct" class="hash-link" aria-label="Direct link to distinct()" title="Direct link to distinct()"></a></h3>
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<p>→ () → <code>this</code></p>
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<p>Adds the 'distinct' keyword to this query.</p>
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<ul>
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<li>With 'distinct' only unique values are returned</li>
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</ul>
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<p><strong>Returns</strong></p>
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<p>→ <code>this</code></p>
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<p><strong>Example</strong></p>
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<p>Scenario: We want to get the <code>EmployeeID</code>s of the Employees that have open orders in <a href="/awSQL/example-db/Orders">Orders</a></p>
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<div class="language-js codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-js codeBlock_bY9V thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_e6Vv codeBlockLinesWithNumbering_o6Pm"><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token keyword" style="color:#00009f">const</span><span class="token plain"> empOrders </span><span class="token operator" style="color:#393A34">=</span><span class="token plain"> </span><span class="token keyword control-flow" style="color:#00009f">await</span><span class="token plain"> instance</span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">select</span><span class="token punctuation" style="color:#393A34">(</span><span class="token string" style="color:#e3116c">"Orders"</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"> </span><span class="token string" style="color:#e3116c">"EmployeeID"</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token comment" style="color:#999988;font-style:italic">// Select table "Orders" and column "EmployeeID"</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">distinct</span><span class="token punctuation" style="color:#393A34">(</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token comment" style="color:#999988;font-style:italic">// Only get unique EmployeeIDs</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">execute</span><span class="token punctuation" style="color:#393A34">(</span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"></span><span class="token console class-name">console</span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">log</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain">empOrders</span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">/*</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic">[</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 5 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 6 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 4 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 3 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 9 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 1 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 8 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 2 },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket { EmployeeID: 7 }</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic">]</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic">*/</span></span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div>
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<hr>
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<h3 class="anchor anchorWithStickyNavbar_LWe7" id="where">where()<a href="#where" class="hash-link" aria-label="Direct link to where()" title="Direct link to where()"></a></h3>
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<p>→ (<code>string</code> = <strong>String</strong>, <code>values</code> = <strong>Array</strong><<strong>any</strong>>) → <code>this</code></p>
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<p>Adds a where-clause to the query</p>
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<ul>
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<li>Values should be set as ? in the string and given in left-to-right order via the 'values'-array to minimize the risk of sql-injection</li>
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<li>If you are using joins, specify the table and column together: table.column</li>
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</ul>
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<p><strong>Parameters</strong></p>
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<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>string</code></td><td><strong>String</strong></td><td>The where-clause as a string with ? representing each values.</td></tr><tr><td><code>values</code></td><td><strong>Array</strong><<strong>any</strong>></td><td>Array containing values replacing the ? in the string (from left to right)</td></tr></tbody></table>
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<p><strong>Returns</strong></p>
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<p>→ <code>this</code></p>
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<p><strong>Example</strong></p>
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<p>Scenario: We only want to get the <a href="/awSQL/example-db/Orders">Orders</a> from the Customers with the id <code>90</code> and <code>34</code></p>
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<div class="language-js codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-js codeBlock_bY9V thin-scrollbar" style="color:#393A34;background-color:#f6f8fa"><code class="codeBlockLines_e6Vv codeBlockLinesWithNumbering_o6Pm"><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token keyword" style="color:#00009f">const</span><span class="token plain"> filteredOrders </span><span class="token operator" style="color:#393A34">=</span><span class="token plain"> </span><span class="token keyword control-flow" style="color:#00009f">await</span><span class="token plain"> instance</span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">select</span><span class="token punctuation" style="color:#393A34">(</span><span class="token string" style="color:#e3116c">"Orders"</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"> </span><span class="token comment" style="color:#999988;font-style:italic">// Select table 'Orders'</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">// Filter by orders where CustomerID are our desired ids.</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">// Note that the values of ? are pushed in order into the value-array</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">where</span><span class="token punctuation" style="color:#393A34">(</span><span class="token string" style="color:#e3116c">"CustomerID = ? OR CustomerID = ?"</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">[</span><span class="token number" style="color:#36acaa">90</span><span class="token punctuation" style="color:#393A34">,</span><span class="token plain"> </span><span class="token number" style="color:#36acaa">34</span><span class="token punctuation" style="color:#393A34">]</span><span class="token punctuation" style="color:#393A34">)</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">execute</span><span class="token punctuation" style="color:#393A34">(</span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"></span><span class="token console class-name">console</span><span class="token punctuation" style="color:#393A34">.</span><span class="token method function property-access" style="color:#d73a49">log</span><span class="token punctuation" style="color:#393A34">(</span><span class="token plain">filteredOrders</span><span class="token punctuation" style="color:#393A34">)</span><span class="token punctuation" style="color:#393A34">;</span><span class="token plain"></span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">/*</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic">[</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket {</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> OrderID: 10248,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> CustomerID: 90,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> EmployeeID: 5,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> OrderDate: '1996-07-04',</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> ShipperID: 3</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket {</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> OrderID: 10250,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> CustomerID: 34,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> EmployeeID: 4,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> OrderDate: '1996-07-08',</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> ShipperID: 2</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> },</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> RowDataPacket {</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> OrderID: 10253,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> CustomerID: 34,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> EmployeeID: 3,</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> OrderDate: '1996-07-10',</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> ShipperID: 2</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic"> }</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic">]</span></span><br></span><span class="token-line codeLine_lJS_" style="color:#393A34"><span class="codeLineNumber_Tfdd"></span><span class="codeLineContent_feaV"><span class="token comment" style="color:#999988;font-style:italic">*/</span></span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="having">having()<a href="#having" class="hash-link" aria-label="Direct link to having()" title="Direct link to having()"></a></h3>
|
||
<p>→ (<code>string</code> = <strong>String</strong>, <code>values</code> = <strong>Array</strong><<strong>any</strong>>) → <code>this</code></p>
|
||
<p>Same as <a href="#where">where()</a> but allows for aggregation.</p>
|
||
<ul>
|
||
<li>Values should be set as ? in the string and given in left-to-right order via the 'values'-array to minimize the risk of sql-injection</li>
|
||
<li>If you are using joins, specify the table and column together: table.column</li>
|
||
</ul>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>string</code></td><td><strong>String</strong></td><td>The having-clause with possible aggregation ? representing each values.</td></tr><tr><td><code>values</code></td><td><strong>Array</strong><<strong>any</strong>></td><td>Array containing values replacing the ? in the string (from left to right)</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="order">order()<a href="#order" class="hash-link" aria-label="Direct link to order()" title="Direct link to order()"></a></h3>
|
||
<p>→ (<code>column</code> = <strong>String</strong>, <code>desc</code> = <strong>Boolean</strong>, <code>aggregation</code> = <strong>Enum</strong>) → <code>this</code></p>
|
||
<p>Adds a new sort order.</p>
|
||
<ul>
|
||
<li>Can be used multiple times to order by multiple columns</li>
|
||
</ul>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>column</code></td><td><strong>String</strong></td><td>Column to order by</td></tr><tr><td><code>desc</code></td><td><strong>Boolean</strong></td><td>Sort descending? Defaults to <code>false</code></td></tr><tr><td><code>aggregation</code></td><td><strong>Enum</strong> → <code>MIN</code>/<code>MAX</code>/<code>COUNT</code>/<code>SUM</code>/<code>AVG</code></td><td>The aggregation type to use</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="count">count()<a href="#count" class="hash-link" aria-label="Direct link to count()" title="Direct link to count()"></a></h3>
|
||
<p>→ (<code>doParse</code> = <strong>Boolean</strong>) → <code>this</code></p>
|
||
<p>Counts the number of entries of the first selected column.</p>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>doParse</code></td><td><strong>Boolean</strong></td><td>If <code>true</code> the query will only return a <strong>Number</strong> of entries. Defaults to <code>false</code>.</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="sum">sum()<a href="#sum" class="hash-link" aria-label="Direct link to sum()" title="Direct link to sum()"></a></h3>
|
||
<p>→ (<code>doParse</code> = <strong>Boolean</strong>) → <code>this</code></p>
|
||
<p>Sums numerical rows of the first selected column.</p>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>doParse</code></td><td><strong>Boolean</strong></td><td>If <code>true</code> the query will only return a <strong>Number</strong> of entries. Defaults to <code>false</code>.</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="avg">avg()<a href="#avg" class="hash-link" aria-label="Direct link to avg()" title="Direct link to avg()"></a></h3>
|
||
<p>→ (<code>doParse</code> = <strong>Boolean</strong>) → <code>this</code></p>
|
||
<p>Averages numerical rows of the first selected column.</p>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>doParse</code></td><td><strong>Boolean</strong></td><td>If <code>true</code> the query will only return a <strong>Number</strong> of entries. Defaults to <code>false</code>.</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="group">group()<a href="#group" class="hash-link" aria-label="Direct link to group()" title="Direct link to group()"></a></h3>
|
||
<p>→ (<code>...columns</code> = <strong>String</strong>) → <code>this</code></p>
|
||
<p>Groups rows that have the same values into summary rows.</p>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>...columns</code></td><td><strong>String</strong></td><td>The columns to group by</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="join">join()<a href="#join" class="hash-link" aria-label="Direct link to join()" title="Direct link to join()"></a></h3>
|
||
<p>→ (<code>type</code> = <strong>Enum</strong>, <code>table</code> = <strong>String</strong>, <code>onOriginalColumn</code> = <strong>String</strong>, <code>onJoinedColumn</code> = <strong>String</strong>, <code>...columns</code> = <strong>String</strong>) → <code>this</code></p>
|
||
<p>Adds a new join to the query.</p>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>type</code></td><td><strong>Enum</strong> → <code>LEFT</code>/<code>INNER</code>/<code>RIGHT</code>/<code>FULL OUTER</code></td><td>The join type</td></tr><tr><td><code>table</code></td><td><strong>String</strong></td><td>Table to join on</td></tr><tr><td><code>onOriginalColumn</code></td><td><strong>String</strong></td><td>Column name on the original table to check agains</td></tr><tr><td><code>onJoinedColumn</code></td><td><strong>String</strong></td><td>Column name of the join table to check against</td></tr><tr><td><code>...columns</code></td><td><strong>String</strong></td><td>The columns to join. OG-columns must be set!</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="limit">limit()<a href="#limit" class="hash-link" aria-label="Direct link to limit()" title="Direct link to limit()"></a></h3>
|
||
<p>→ (<code>number</code> = <strong>Number</strong>, <code>offset</code> = <strong>Number</strong>) → <code>this</code></p>
|
||
<p>Limits the query and specifies an offset to start at.</p>
|
||
<div class="theme-admonition theme-admonition-warning admonition_xJq3 alert alert--warning"><div class="admonitionHeading_Gvgb"><span class="admonitionIcon_Rf37"><svg viewBox="0 0 16 16"><path fill-rule="evenodd" d="M8.893 1.5c-.183-.31-.52-.5-.887-.5s-.703.19-.886.5L.138 13.499a.98.98 0 0 0 0 1.001c.193.31.53.501.886.501h13.964c.367 0 .704-.19.877-.5a1.03 1.03 0 0 0 .01-1.002L8.893 1.5zm.133 11.497H6.987v-2.003h2.039v2.003zm0-3.004H6.987V5.987h2.039v4.006z"></path></svg></span>warning</div><div class="admonitionContent_BuS1"><p><code>offset</code> has no default value and therefore must not be empty!</p></div></div>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>number</code></td><td><strong>Number</strong></td><td>Limits the query by specified rows</td></tr><tr><td><code>offset</code></td><td><strong>Number</strong></td><td>Offset to start at.</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="pagination">pagination()<a href="#pagination" class="hash-link" aria-label="Direct link to pagination()" title="Direct link to pagination()"></a></h3>
|
||
<p>→ (<code>page</code> = <strong>Number</strong>, <code>itemsPerPage</code> = <strong>Number</strong>) → <code>this</code></p>
|
||
<p>Paginates the query.</p>
|
||
<p><strong>Parameters</strong></p>
|
||
<table><thead><tr><th>Parameter</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code>page</code></td><td><strong>Number</strong></td><td>The page to get (Minimum 1)</td></tr><tr><td><code>itemsPerPage</code></td><td><strong>Number</strong></td><td>How many items a page should have</td></tr></tbody></table>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <code>this</code></p>
|
||
<hr>
|
||
<h3 class="anchor anchorWithStickyNavbar_LWe7" id="execute">execute()<a href="#execute" class="hash-link" aria-label="Direct link to execute()" title="Direct link to execute()"></a></h3>
|
||
<p><code>async</code> → () → <strong>Number</strong> / <strong>Array</strong><<strong>Object</strong>></p>
|
||
<p>Executes the prepared query.</p>
|
||
<p><strong>Returns</strong></p>
|
||
<p>→ <strong>Number</strong> - Numerical results<br>
|
||
→ <strong>Array</strong><<strong>Object</strong>> - Row data</p>
|
||
<hr></div></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages"><a class="pagination-nav__link pagination-nav__link--prev" href="/awSQL/classes/instance"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">Instance</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/awSQL/classes/insert"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">Insert</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#methods" class="table-of-contents__link toc-highlight">Methods</a><ul><li><a href="#selectdatabase" class="table-of-contents__link toc-highlight">selectDatabase()</a></li><li><a href="#distinct" class="table-of-contents__link toc-highlight">distinct()</a></li><li><a href="#where" class="table-of-contents__link toc-highlight">where()</a></li><li><a href="#having" class="table-of-contents__link toc-highlight">having()</a></li><li><a href="#order" class="table-of-contents__link toc-highlight">order()</a></li><li><a href="#count" class="table-of-contents__link toc-highlight">count()</a></li><li><a href="#sum" class="table-of-contents__link toc-highlight">sum()</a></li><li><a href="#avg" class="table-of-contents__link toc-highlight">avg()</a></li><li><a href="#group" class="table-of-contents__link toc-highlight">group()</a></li><li><a href="#join" class="table-of-contents__link toc-highlight">join()</a></li><li><a href="#limit" class="table-of-contents__link toc-highlight">limit()</a></li><li><a href="#pagination" class="table-of-contents__link toc-highlight">pagination()</a></li><li><a href="#execute" class="table-of-contents__link toc-highlight">execute()</a></li></ul></li></ul></div></div></div></div></main></div></div></div><footer class="footer footer--dark"><div class="container container-fluid"><div class="footer__bottom text--center"><div class="footer__copyright">Copyright © 2025 awSQL by Sam</div></div></div></footer></div>
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