CRM/CoreLogcivicrm_logLog can be linked to any object in the application.1.5 id int unsigned true Log ID Number 1.5 id true entity_table varchar 64 true Name of table where item being referenced is stored. 1.5 entity_id int unsigned true Foreign key to the referenced item. 1.5 entity_id entity_table 1.5 index_entity 1.5 entity_table entity_id 1.5 data text Updates does to this object if any. 1.5 modified_id int unsigned FK to Contact ID of person under whose credentials this data modification was made. Modified By 1.5 modified_id civicrm_contact id 1.5 CASCADE modified_date datetime When was the referenced entity created or modified or deleted. 1.5