Another important bit of information for content entities is the database table name they will use for storage:
* base_table = "node", * data_table = "node_field_data",
The node table in this case holds the primary information about the entities such as ID, uuid or bundle while the node_field_data table holds field data that is singular and not translatable. Otherwise, the respective fields can get their own database tables. I will explain how field data is stored a bit further on.
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