site/docs/4.0.0-preview1/generated-conversion-funcs-table.html

<table class="table">
  <thead>
    <tr>
      <th style="width:25%">Function</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>bigint(expr)</td>
      <td>Casts the value `expr` to the target data type `bigint`.</td>
    </tr>
    <tr>
      <td>binary(expr)</td>
      <td>Casts the value `expr` to the target data type `binary`.</td>
    </tr>
    <tr>
      <td>boolean(expr)</td>
      <td>Casts the value `expr` to the target data type `boolean`.</td>
    </tr>
    <tr>
      <td>cast(expr AS type)</td>
      <td>Casts the value `expr` to the target data type `type`. `expr` :: `type` alternative casting syntax is also supported.</td>
    </tr>
    <tr>
      <td>date(expr)</td>
      <td>Casts the value `expr` to the target data type `date`.</td>
    </tr>
    <tr>
      <td>decimal(expr)</td>
      <td>Casts the value `expr` to the target data type `decimal`.</td>
    </tr>
    <tr>
      <td>double(expr)</td>
      <td>Casts the value `expr` to the target data type `double`.</td>
    </tr>
    <tr>
      <td>float(expr)</td>
      <td>Casts the value `expr` to the target data type `float`.</td>
    </tr>
    <tr>
      <td>int(expr)</td>
      <td>Casts the value `expr` to the target data type `int`.</td>
    </tr>
    <tr>
      <td>smallint(expr)</td>
      <td>Casts the value `expr` to the target data type `smallint`.</td>
    </tr>
    <tr>
      <td>string(expr)</td>
      <td>Casts the value `expr` to the target data type `string`.</td>
    </tr>
    <tr>
      <td>timestamp(expr)</td>
      <td>Casts the value `expr` to the target data type `timestamp`.</td>
    </tr>
    <tr>
      <td>tinyint(expr)</td>
      <td>Casts the value `expr` to the target data type `tinyint`.</td>
    </tr>
  </tbody>
</table>