ed <span class="o">(</span>1.282 seconds<span class="o">)</span>
</span></span><span class="line"><span class="cl">0: jdbc:flink://localhost:8083&gt; SELECT * FROM T<span class="p">;</span>
</span></span><span class="line"><span class="cl">+---+-------+
</span></span><span class="line"><span class="cl"><span class="p">|</span> a <span class="p">|</span>   b   <span class="p">|</span>
</span></span><span class="line"><span class="cl">+---+-------+
</span></span><span class="line"><span class="cl"><span class