t; </span><a href="../../org.jetbrains.exposed.v1.core/-expression/index.html">Expression</a><span class="token operator">&lt;</span><a href="../-update-builder/update.html">S</a><span class="token operator">&gt;</span></span></span><span class="token punctuation">)</span></div><div class="brief "><p class="paragraph">Updates the mapping of the specified <a href="../-update-builder/update.html">column</a> with the value of the provided expression.</p></div><div class="symbol monospace"><span class="token ke