擅长:python、mysql、java
<p>您可以使用<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.append.html" rel="nofollow noreferrer">append()</a>:</p>
<pre><code>df1.append(df2, ignore_index = True)
</code></pre>
<p>或者使用<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.concat.html" rel="nofollow noreferrer">concat()</a>:</p>
<pre><code>pd.concat([df,df1], ignore_index = True)
</code></pre>
<p>或使用<a href="https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.merge.html" rel="nofollow noreferrer">merge()</a>:</p>
<pre><code>df.merge(df1, how = 'outer')
</code></pre>