With Excel-like Tables for Jira, you can map the Jira field’s value to the table’s cell and vice versa.
Map from Jira view issue screen
Click the right button on a specific cell and select "Jira Field Mapping" in the context menu.
Select a mapping direction and a target Jira field in the shown dialog.
The field with Jira mapping is colored with a light blue color to distinguish it from the normal comment, which is colored light yellow.
Map from the Full-featured editor
Select a specific cell and select a mapping direction on the ribbon menu.
In the shown dialog, select a target Jira field.
When is the data reflected in the mapped cell/filed?
Read: Jira field → Cell
Write: Cell → Jira field
Timing that read/write executed
When you modify Jira fields, it needs reloading a page to reflect the changes to a table.
After write action, the table panel will be reloaded.
Fields with numbers, such as a Number custom field.
Fields with a string as a value, such as Summary, Description, and Text custom fields.