title: Merge two dataframes on value in column of df1 in comma separated values in column of df2 AND df1.Column2 = df2.Column2
body: <p>Input: two dataframes having the following values:</p>
  <p>df1:</p>
  <pre><code>| Employee Name | EmployeeID | workDate   |
  |---------------|------------|------------|
  | John          | 2,22       | 2020-11-01 |
  | John          | 2,22       | 2020-11-02 |
  | Kim           | 3          | 2020-11-01 |
  </code></pre>
  <p>df2:</p>
  <pre><code>| EmployeeID | workDate   | Hours |
  |------------|------------|-------|
  | 2          | 2020-11-01 | 8     |
  | 22         | 2020-11-02 | 2     |
  | 3          | 2020-11-01 | 10    |
  </code></pre>
  <p>Need to join these two dataframes on df2.EmployeeID in df1.EmployeeIDs AND df2.workDate == df1.workDate.</p>
  <p>Output:</p>
  <pre><code>| Employee Name | EmployeeID | workDate   | Hours |
  |---------------|------------|------------|-------|
  | John          | 2,22       | 2020-11-01 | 8     |
  | John          | 2,22       | 2020-11-02 | 2     |
  | Kim           | 3          | 2020-11-01 | 10    |
  </code></pre>